Associated High Confidence AOPs
For more information or term definitions, please refer to HELP page.


Associated AOPs with Level of Relevance 1
AOPs with at least 1 KE associated with chemical, where the KE(s) are neither MIE nor AO
AOP Identifier AOP Title AO Classification OECD Status Coverage Score KE Identifier KE Name
AOP:7Aromatase (Cyp19a1) reduction leading to impaired fertility in adult femaleReproductive System Disease; Endocrine System Disease; Reproductive System DiseaseUnder Review0.4KE:3
Reduction, 17beta-estradiol synthesis by ovarian granulosa cells
KE:219
Reduction, Plasma 17beta-estradiol concentrations
AOP:12Chronic binding of antagonist to N-methyl-D-aspartate receptors (NMDARs) during brain development leads to neurodegeneration with impairment in learning and memory in agingNervous System Disease; Developmental Disorder Of Mental HealthWPHA/WNT Endorsed0.12KE:55
Increase, Cell injury/death
AOP:13Chronic binding of antagonist to N-methyl-D-aspartate receptors (NMDARs) during brain development induces impairment of learning and memory abilitiesDevelopmental Disorder Of Mental HealthWPHA/WNT Endorsed0.1KE:55
Increase, Cell injury/death
AOP:15Alkylation of DNA in male pre-meiotic germ cells leading to heritable mutationsGenetic DiseaseWPHA/WNT Endorsed0.25KE:155
Inadequate DNA repair
AOP:17Binding of electrophilic chemicals to SH(thiol)-group of proteins and /or to seleno-proteins involved in protection against oxidative stress during brain development leads to impairment of learning and memoryDevelopmental Disorder Of Mental HealthWPHA/WNT Endorsed0.2KE:55
Increase, Cell injury/death
KE:1392
Oxidative Stress
AOP:23Androgen receptor agonism leading to reproductive dysfunction (in repeat-spawning fish)UnclassifiedWPHA/WNT Endorsed0.3KE:3
Reduction, 17beta-estradiol synthesis by ovarian granulosa cells
KE:274
Reduction, Testosterone synthesis by ovarian theca cells
KE:219
Reduction, Plasma 17beta-estradiol concentrations
AOP:25Aromatase inhibition leading to reproductive dysfunctionUnclassifiedWPHA/WNT Endorsed0.25KE:3
Reduction, 17beta-estradiol synthesis by ovarian granulosa cells
KE:219
Reduction, Plasma 17beta-estradiol concentrations
AOP:27Cholestatic Liver Injury induced by Inhibition of the Bile Salt Export Pump (ABCB11)Gastrointestinal System DiseaseUnder Development0.25KE:1115
Increase, Reactive oxygen species
KE:288
Activation of specific nuclear receptors, Transcriptional change
AOP:38Protein Alkylation leading to Liver FibrosisGastrointestinal System DiseaseWPHA/WNT Endorsed0.14KE:55
Increase, Cell injury/death
AOP:42Inhibition of Thyroperoxidase and Subsequent Adverse Neurodevelopmental Outcomes in MammalsCognitive DisorderWPHA/WNT Endorsed0.12KE:281
Thyroxine (T4) in serum, Decreased
AOP:48Binding of agonists to ionotropic glutamate receptors in adult brain causes excitotoxicity that mediates neuronal cell death, contributing to learning and memory impairment.Developmental Disorder Of Mental HealthWPHA/WNT Endorsed0.11KE:55
Increase, Cell injury/death
AOP:54Inhibition of Na+/I- symporter (NIS) leads to learning and memory impairmentDevelopmental Disorder Of Mental HealthWPHA/WNT Endorsed0.1KE:281
Thyroxine (T4) in serum, Decreased
AOP:58NR1I3 (CAR) suppression leading to hepatic steatosisGastrointestinal System Disease; Inherited Metabolic Disorder-0.12KE:458
Increased, De Novo FA synthesis
KE:454
Increased, Triglyceride formation
AOP:64Glucocorticoid Receptor (GR) Mediated Adult Leydig Cell Dysfunction Leading to Decreased Male FertilityReproductive System Disease-0.57KE:413
Reduction, Testosterone synthesis in Leydig cells
KE:1690
Decrease, circulating testosterone levels
KE:496
Increased apoptosis, decreased fetal/adult Leydig Cells
KE:520
Decreased sperm quantity or quality in the adult, Decreased fertility
AOP:73Xenobiotic Inhibition of Dopamine-beta-Hydroxylase and subsequent reduced fecundityUnclassified-0.15KE:10059
Decreased LH surge for 24 hours
KE:531
Decreased, LH Surge
AOP:80Nicotinic acetylcholine receptor activation contributes to accumulation of damaged mitochondrial DNA and leads to colony loss/failureUnclassified-0.12KE:664
Overwhelmed, Mitochondrial DNA repair mechanisms
AOP:102Cyclooxygenase inhibition leading to reproductive dysfunction via interference with meiotic prophase I /metaphase I transitionReproductive System Disease-0.1KE:690
Reduced, Luteinizing hormone (LH), plasma
AOP:103Cyclooxygenase inhibition leading to reproductive dysfunction via interference with spindle assembly checkpointReproductive System Disease-0.1KE:690
Reduced, Luteinizing hormone (LH), plasma
AOP:105Alpha2u-microglobulin cytotoxicity leading to renal tubular adenomas and carcinomas (in male rat)Cancer; Urinary System Disease-0.17KE:710
Increase, Regenerative cell proliferation (tubular epithelial cells)
AOP:109Cytotoxicity leading to bronchioloalveolar adenomas and carcinomas (in mouse)Cancer; Respiratory System Disease-0.2KE:734
Increase, Regenerative cell proliferation (terminal bronchiolar epithelial cells)
AOP:110Inhibition of iodide pump activity leading to follicular cell adenomas and carcinomas (in rat and mouse)Cancer; Endocrine System Disease-0.29KE:739
Increase, Hypertrophy and proliferation (follicular cell)
KE:281
Thyroxine (T4) in serum, Decreased
AOP:111Decrease in androgen receptor activity leading to Leydig cell tumors (in rat)Cancer; Reproductive System Disease-0.2KE:754
Increased, Luteinizing hormone (LH)
AOP:112Increased dopaminergic activity leading to endometrial adenocarcinomas (in Wistar rat)Reproductive System Disease; Cancer-0.5KE:747
Decreased, Prolactin
KE:111
Agonism, Estrogen receptor
KE:749
Decreased, Progesterone from corpus luteum
AOP:114HPPD inhibition leading to corneal papillomas and carcinomas (in rat)Cancer-0.17KE:778
Increase, Regenerative cell proliferation (corneal cells)
AOP:115Epithelial cytotoxicity leading to forestomach tumors (in mouse and rat)Cancer-0.2KE:781
Increase, Regenerative cell proliferation (forestomach epithelial cells)
AOP:116Cytotoxicity leading to renal tubular adenomas and carcinomas (in male rat)Cancer; Urinary System Disease-0.25KE:710
Increase, Regenerative cell proliferation (tubular epithelial cells)
AOP:119Inhibition of thyroid peroxidase leading to follicular cell adenomas and carcinomas (in rat and mouse)Cancer; Endocrine System Disease-0.29KE:739
Increase, Hypertrophy and proliferation (follicular cell)
KE:281
Thyroxine (T4) in serum, Decreased
AOP:120Inhibition of 5α-reductase leading to Leydig cell tumors (in rat)Cancer; Reproductive System Disease-0.4KE:1690
Decrease, circulating testosterone levels
KE:791
Increased, Leutinizing hormone (LH)
AOP:121Urinary bladder calculi leading to urothelial papillomas and carcinomas (in mouse and rat)Cancer; Urinary System Disease-0.2KE:795
Increase, Regenerative cell proliferation (urothelial cells)
AOP:122Prolyl hydroxylase inhibition leading to reproductive dysfunction via increased HIF1 heterodimer formationUnclassified-0.2KE:3
Reduction, 17beta-estradiol synthesis by ovarian granulosa cells
KE:219
Reduction, Plasma 17beta-estradiol concentrations
AOP:123Unknown MIE leading to reproductive dysfunction via increased HIF-1alpha transcriptionUnclassified-0.18KE:3
Reduction, 17beta-estradiol synthesis by ovarian granulosa cells
KE:219
Reduction, Plasma 17beta-estradiol concentrations
AOP:126Alpha-noradrenergic antagonism leads to reduced fecundity via delayed ovulationUnclassified-0.15KE:10059
Decreased LH surge for 24 hours
KE:531
Decreased, LH Surge
AOP:128Kidney dysfunction by decreased thyroid hormoneUrinary System DiseaseUnder Development0.18KE:821
Decreased, Sodium reabsorption
KE:281
Thyroxine (T4) in serum, Decreased
AOP:134Sodium Iodide Symporter (NIS) Inhibition and Subsequent Adverse Neurodevelopmental Outcomes in MammalsCognitive Disorder-0.11KE:281
Thyroxine (T4) in serum, Decreased
AOP:136Intracellular Acidification Induced Olfactory Epithelial Injury Leading to Site of Contact Nasal TumorsBenign Neoplasm; Respiratory System DiseaseUnder Review0.29KE:768
Increase, Cytotoxicity
KE:870
Increase, Cell Proliferation
AOP:144Endocytic lysosomal uptake leading to liver fibrosisGastrointestinal System DiseaseUnder Review0.11KE:55
Increase, Cell injury/death
AOP:155Deiodinase 2 inhibition leading to increased mortality via reduced posterior swim bladder inflationUnclassifiedWPHA/WNT Endorsed0.17KE:1003
Decreased, Triiodothyronine (T3)
AOP:156Deiodinase 2 inhibition leading to increased mortality via reduced anterior swim bladder inflationUnclassifiedWPHA/WNT Endorsed0.17KE:1003
Decreased, Triiodothyronine (T3)
AOP:157Deiodinase 1 inhibition leading to increased mortality via reduced posterior swim bladder inflationUnclassifiedWPHA/WNT Endorsed0.17KE:1003
Decreased, Triiodothyronine (T3)
AOP:158Deiodinase 1 inhibition leading to increased mortality via reduced anterior swim bladder inflationUnclassifiedWPHA/WNT Endorsed0.17KE:1003
Decreased, Triiodothyronine (T3)
AOP:159Thyroperoxidase inhibition leading to increased mortality via reduced anterior swim bladder inflationUnclassifiedWPHA/WNT Endorsed0.25KE:281
Thyroxine (T4) in serum, Decreased
KE:1003
Decreased, Triiodothyronine (T3)
AOP:164Beta-2 adrenergic agonist activity leading to mesovarian leiomyomas in the rat and mouseCancer; Reproductive System Disease-0.17KE:1042
Proliferation/Clonal Expansion, smooth muscle
AOP:167Early-life estrogen receptor activity leading to endometrial carcinoma in the mouse.Reproductive System Disease; Cancer-0.29KE:1067
Proliferation/Clonal Expansion, aberrant basal cells
KE:1065
Activation, estrogen receptor alpha
AOP:173Substance interaction with the pulmonary resident cell membrane components leading to pulmonary fibrosisMusculoskeletal System Disease; Respiratory System DiseaseWPHA/WNT Endorsed0.12KE:1496
Increased, secretion of proinflammatory mediators
AOP:175Thyroperoxidase inhibition leading to altered amphibian metamorphosisUnclassified-0.25KE:281
Thyroxine (T4) in serum, Decreased
AOP:176Sodium Iodide Symporter (NIS) Inhibition leading to altered amphibian metamorphosisUnclassified-0.2KE:281
Thyroxine (T4) in serum, Decreased
AOP:188Iodotyrosine deiodinase (IYD) inhibition leading to altered amphibian metamorphosisUnclassified-0.2KE:281
Thyroxine (T4) in serum, Decreased
AOP:189Type I iodothyronine deiodinase (DIO1) inhibition leading to altered amphibian metamorphosisUnclassified-0.5KE:1116
Decreased, Triiodothyronine (T3) in tissues
KE:1003
Decreased, Triiodothyronine (T3)
AOP:190Type II iodothyronine deiodinase (DIO2) inhibition leading to altered amphibian metamorphosisUnclassified-0.33KE:1116
Decreased, Triiodothyronine (T3) in tissues
KE:1829
Altered, Thyroid hormone-dependent gene expression
AOP:191Type III iodotyrosine deiodinase (DIO3) inhibition leading to altered amphibian metamorphosisUnclassified-0.5KE:1154
Increased, Triiodothyronine (T3) in tissues
KE:1829
Altered, Thyroid hormone-dependent gene expression
AOP:192Pendrin inhibition leading to altered amphibian metamorphosisUnclassified-0.25KE:281
Thyroxine (T4) in serum, Decreased
AOP:193Dual oxidase (DUOX) inhibition leading to altered amphibian metamorphosisUnclassified-0.25KE:281
Thyroxine (T4) in serum, Decreased
AOP:194Hepatic nuclear receptor activation leading to altered amphibian metamorphosisUnclassified-0.17KE:281
Thyroxine (T4) in serum, Decreased
AOP:207NADPH oxidase and P38 MAPK activation leading to reproductive failure in Caenorhabditis elegansReproductive System Disease-0.38KE:1281
Increased, DNA Damage-Repair
KE:1115
Increase, Reactive oxygen species
KE:1262
Apoptosis
AOP:213Inhibition of fatty acid beta oxidation leading to nonalcoholic steatohepatitis (NASH)Gastrointestinal System Disease; Inherited Metabolic Disorder-0.17KE:1115
Increase, Reactive oxygen species
AOP:237Substance interaction with lung resident cell membrane components leading to atherosclerosisCardiovascular System DiseaseUnder Development0.2KE:1496
Increased, secretion of proinflammatory mediators
AOP:260CYP2E1 activation and formation of protein adducts leading to neurodegenerationNervous System Disease-0.14KE:1392
Oxidative Stress
AOP:271Inhibition of thyroid peroxidase leading to impaired fertility in fishUnclassifiedUnder Development0.2KE:219
Reduction, Plasma 17beta-estradiol concentrations
AOP:272Deposition of energy leading to lung cancerCancerWPHA/WNT Endorsed0.43KE:870
Increase, Cell Proliferation
KE:155
Inadequate DNA repair
KE:1636
Increase, Chromosomal aberrations
AOP:274Histone deacetylase inhibition leads to impeded craniofacial developmentMusculoskeletal System Disease-0.25KE:1558
Collagen production, reduced
AOP:275Histone deacetylase inhibition leads to neural tube defectsNeural Tube Defect-0.2KE:1560
Altered differentiation
AOP:278IKK complex inhibition leading to liver injuryUnclassified-0.12KE:55
Increase, Cell injury/death
AOP:281Acetylcholinesterase Inhibition Leading to NeurodegenerationNervous System Disease-0.1KE:55
Increase, Cell injury/death
AOP:288Inhibition of 17α-hydrolase/C 10,20-lyase (Cyp17A1) activity leads to birth reproductive defects (cryptorchidism) in male (mammals)Endocrine System Disease-0.12KE:1690
Decrease, circulating testosterone levels
AOP:289Inhibition of 5α-reductase leading to impaired fecundity in female fishUnclassifiedUnder Development0.17KE:219
Reduction, Plasma 17beta-estradiol concentrations
AOP:299Deposition of energy leading to population decline via DNA oxidation and follicular atresiaUnclassified-0.14KE:1115
Increase, Reactive oxygen species
AOP:303Frustrated phagocytosis-induced lung cancerCancerUnder Development0.43KE:1115
Increase, Reactive oxygen species
KE:870
Increase, Cell Proliferation
KE:1669
Increased, DNA damage and mutation
AOP:3055α-reductase inhibition leading to short anogenital distance (AGD) in male (mammalian) offspringUnclassifiedUnder Development0.2KE:286
Altered, Transcription of genes by the androgen receptor
AOP:309Luteinizing hormone receptor antagonism leading to reproductive dysfunctionUnclassified-0.29KE:1693
Reduction, Plasma progesterone concentration
KE:1692
Reduction, Progesterone synthesis
AOP:311Deposition of energy leading to population decline via DNA oxidation and oocyte apoptosisUnclassified-0.14KE:1115
Increase, Reactive oxygen species
AOP:320Binding of SARS-CoV-2 to ACE2 receptor leading to acute respiratory distress associated mortalityUnclassifiedUnder Development0.11KE:1496
Increased, secretion of proinflammatory mediators
AOP:321Reduced environmental pH leading to thinner shells in Mytilus edulisUnclassified-0.18KE:592
Reduced, survival
KE:10042
Abnormal development
AOP:335AOP for urothelial carcinogenesis due to chemical cytotoxicity by mitochondrial impairmentCancer; Urinary System Disease-0.2KE:795
Increase, Regenerative cell proliferation (urothelial cells)
AOP:346Aromatase inhibition leads to male-biased sex ratio via impacts on gonad differentiationUnclassifiedWPHA/WNT Endorsed0.2KE:1789
Reduction, 17beta-estradiol synthesis by the undifferentiated gonad
AOP:348Inhibition of 11β-Hydroxysteroid Dehydrogenase leading to decreased population trajectoryUnclassifiedUnder Development0.2KE:1758
Impaired, Spermatogenesis
AOP:362Immune mediated hepatitisGastrointestinal System Disease; Immune System Disease-0.12KE:1817
Apoptotic cell death
AOP:363Thyroperoxidase inhibition leading to altered visual function via altered retinal layer structureUnclassifiedUnder Review0.25KE:281
Thyroxine (T4) in serum, Decreased
KE:1003
Decreased, Triiodothyronine (T3)
AOP:364Thyroperoxidase inhibition leading to altered visual function via decreased eye sizeUnclassifiedUnder Development0.25KE:281
Thyroxine (T4) in serum, Decreased
KE:1003
Decreased, Triiodothyronine (T3)
AOP:365Thyroperoxidase inhibition leading to altered visual function via altered photoreceptor patterningUnclassifiedUnder Development0.25KE:281
Thyroxine (T4) in serum, Decreased
KE:1003
Decreased, Triiodothyronine (T3)
AOP:366Competitive binding to thyroid hormone carrier protein transthyretin (TTR) leading to altered amphibian metamorphosisUnclassified-0.14KE:281
Thyroxine (T4) in serum, Decreased
AOP:367Competitive binding to thyroid hormone carrier protein thyroid binding globulin (TBG) leading to altered amphibian metamorphosisUnclassified-0.14KE:281
Thyroxine (T4) in serum, Decreased
AOP:368Cytochrome oxidase inhibition leading to increased nasal lesionsUnclassified-0.33KE:1825
Increase, Cell death
AOP:379Binding to ACE2 leading to thrombosis and disseminated intravascular coagulationCardiovascular System DiseaseUnder Development0.14KE:1869
Diminished protective oxidative stress response
AOP:382Angiotensin II type 1 receptor (AT1R) agonism leading to lung fibrosisMusculoskeletal System Disease; Respiratory System DiseaseUnder Development0.33KE:1115
Increase, Reactive oxygen species
KE:1496
Increased, secretion of proinflammatory mediators
AOP:383Inhibition of Angiotensin-converting enzyme 2 leading to liver fibrosisGastrointestinal System DiseaseUnder Development0.17KE:1115
Increase, Reactive oxygen species
AOP:386Deposition of ionizing energy leading to population decline via inhibition of photosynthesisReproductive System Disease-0.12KE:1115
Increase, Reactive oxygen species
AOP:387Deposition of ionising energy leading to population decline via mitochondrial dysfunctionReproductive System Disease-0.25KE:1115
Increase, Reactive oxygen species
KE:1770
Decrease, Mitochondrial membrane potential
AOP:388Deposition of ionising energy leading to population decline via programmed cell deathReproductive System Disease-0.2KE:1864
Increase, Programmed cell death
AOP:397Bulky DNA adducts leading to mutationsGenetic DiseaseUnder Development0.33KE:155
Inadequate DNA repair
AOP:399Inhibition of Fyna leading to increased mortality via decreased eye size (Microphthalmos)Unclassified-0.12KE:1821
Decrease, Cell proliferation
AOP:409Frustrated phagocytosis leads to malignant mesotheliomaCancer-0.5KE:1669
Increased, DNA damage and mutation
KE:870
Increase, Cell Proliferation
KE:1496
Increased, secretion of proinflammatory mediators
KE:1115
Increase, Reactive oxygen species
AOP:410GSK3beta inactivation leading to increased mortality via defects in developing inner earUnclassified-0.1KE:1825
Increase, Cell death
AOP:413Oxidation and antagonism of reduced glutathione leading to mortality via acute renal failureUnclassified-0.17KE:1115
Increase, Reactive oxygen species
AOP:432Deposition of Energy by Ionizing Radiation leading to Acute Myeloid LeukemiaHematopoietic System Disease; Cancer-0.18KE:870
Increase, Cell Proliferation
KE:155
Inadequate DNA repair
AOP:437Inhibition of mitochondrial electron transport chain (ETC) complexes leading to kidney toxicityUrinary System DiseaseUnder Development0.2KE:1392
Oxidative Stress
AOP:441Ionizing radiation-induced DNA damage leads to microcephaly via apoptosis and premature cell differentiationCongenital Nervous System Abnormality; Nervous System Disease-0.14KE:1262
Apoptosis
AOP:444Ionizing radiation leads to reduced reproduction in Eisenia fetida via reduced spermatogenesis and cocoon hatchabilityUnclassified-0.22KE:1365
Increase, Apoptosis
KE:1392
Oxidative Stress
AOP:450Inhibition of AChE and activation of CYP2E1 leading to sensory axonal peripheral neuropathy and mortalityNervous System Disease-0.14KE:1392
Oxidative Stress
AOP:451Interaction with lung resident cell membrane components leads to lung cancerCancer-0.44KE:1669
Increased, DNA damage and mutation
KE:870
Increase, Cell Proliferation
KE:1496
Increased, secretion of proinflammatory mediators
KE:1115
Increase, Reactive oxygen species
AOP:452Adverse outcome pathway of PM-induced respiratory toxicityRespiratory System Disease-0.18KE:1262
Apoptosis
KE:1392
Oxidative Stress
AOP:460Antagonism of Smoothened receptor leading to orofacial cleftingUnclassifiedUnder Development0.22KE:1821
Decrease, Cell proliferation
KE:1262
Apoptosis
AOP:464Calcium overload in dopaminergic neurons of the substantia nigra leading to parkinsonian motor deficitsNervous System Disease-0.11KE:1825
Increase, Cell death
KE:1392
Oxidative Stress
AOP:465Alcohol dehydrogenase leading to reproductive dysfunctionUnclassified-0.25KE:748
Increased, Estrogen receptor (ER) activity
KE:2050
Increase, developmental abnormalities
AOP:467Knickkopf leading to mortalityUnclassified-0.11KE:2050
Increase, developmental abnormalities
AOP:470Deposition of energy leads to abnormal vascular remodelingCardiovascular System DiseaseUnder Review0.25KE:2244
Altered Stress Response Signaling
KE:1392
Oxidative Stress
AOP:478Deposition of energy leading to occurrence of cataractsNervous System Disease; Monogenic DiseaseUnder Review0.4KE:870
Increase, Cell Proliferation
KE:1636
Increase, Chromosomal aberrations
KE:155
Inadequate DNA repair
KE:1392
Oxidative Stress
AOP:479Mitochondrial complexes inhibition leading to left ventricular function decrease via increased myocardial oxidative stressCardiovascular System Disease; Thoracic DiseaseUnder Development0.29KE:55
Increase, Cell injury/death
KE:1392
Oxidative Stress
AOP:482Deposition of energy leading to occurrence of bone lossMusculoskeletal System DiseaseUnder Review0.29KE:1825
Increase, Cell death
KE:1392
Oxidative Stress
AOP:483Deposition of Energy Leading to Learning and Memory ImpairmentDevelopmental Disorder Of Mental HealthUnder Review0.25KE:2244
Altered Stress Response Signaling
KE:1392
Oxidative Stress
AOP:490Co-activation of IP3R and RyR leads to reduced IQ through non-cholinergic mechanismsDevelopmental Disorder Of Mental Health-0.09KE:55
Increase, Cell injury/death
AOP:491Decrease, GLI1/2 target gene expression leads to orofacial cleftingUnclassifiedUnder Development0.33KE:1821
Decrease, Cell proliferation
KE:1262
Apoptosis
AOP:492Glutathione conjugation leading to reproductive dysfunction via oxidative stressReproductive System Disease-0.2KE:1115
Increase, Reactive oxygen species
AOP:493ERa inactivation alters AT expansion and functions and leads to insulin resistance and metabolically unhealthy obesityAcquired Metabolic Disease-0.1KE:2119
Insulin resistance, increased
AOP:495Androgen receptor activation leading to prostate cancerReproductive System Disease; Cancer-0.33KE:854
Alterations, Cellular proliferation / hyperplasia
KE:1183
Decreased, Apoptosis (Epithelial Cells)
KE:286
Altered, Transcription of genes by the androgen receptor
AOP:496Androgen receptor agonism leading to reproduction dysfunction (in zebrafish)Unclassified-0.3KE:1690
Decrease, circulating testosterone levels
KE:286
Altered, Transcription of genes by the androgen receptor
KE:219
Reduction, Plasma 17beta-estradiol concentrations
AOP:500Activation of MEK-ERK1/2 leads to deficits in learning and cognition via ROS and apoptosisDevelopmental Disorder Of Mental Health-0.29KE:1115
Increase, Reactive oxygen species
KE:1262
Apoptosis
AOP:501Excessive iron accumulation leading to neurological disordersNervous System Disease-0.25KE:1392
Oxidative Stress
AOP:507Nrf2 inhibition leading to vascular disrupting effects via inflammation pathwayCardiovascular System Disease-0.17KE:1392
Oxidative Stress
AOP:509Nrf2 inhibition leading to vascular disrupting effects through activating apoptosis signal pathway and mitochondrial dysfunctionCardiovascular System Disease-0.29KE:1365
Increase, Apoptosis
KE:1392
Oxidative Stress
AOP:510Demethylation of PPAR promotor leading to vascular disrupting effectsCardiovascular System Disease-0.2KE:2165
Activation of PPAR
KE:1392
Oxidative Stress
AOP:518Liver X Receptor (LXR) activation leads to liver steatosisGastrointestinal System Disease; Inherited Metabolic Disorder-0.2KE:89
Synthesis, De Novo Fatty Acid (FA)
AOP:530Endocytotic lysosomal uptake leads to intestinal barrier disruptionGastrointestinal System Disease-0.2KE:55
Increase, Cell injury/death
AOP:535Binding and activation of GPER leading to learning and memory impairmentsDevelopmental Disorder Of Mental Health-0.33KE:1262
Apoptosis
KE:2233
Decreased, ERαβ heterodimers
KE:1392
Oxidative Stress
AOP:539Decreased Sodium/Potassium ATPase activity leads to Heart failureCardiovascular System Disease-0.14KE:2261
Decreased, blood plasma volume
AOP:549Aromatase inhibition leads to reproductive toxicity (including growth and developmental toxicity) in adult female zebrafishUnclassified-0.12KE:219
Reduction, Plasma 17beta-estradiol concentrations
AOP:569Decreased DNA methylation of FAM50B/PTCHD3 leading to IQ loss of children via PI3K-Akt pathwayDevelopmental Disorder Of Mental Health-0.17KE:1115
Increase, Reactive oxygen species
AOP:573Inhibition, cytochrome oxidase leads to Increased, pulmonary edemaRespiratory System Disease-0.33KE:1825
Increase, Cell death
AOP:574Inhibition, cytochrome oxidase leads to Loss of olfactory functionUnclassified-0.33KE:1825
Increase, Cell death

Associated AOPs with Level of Relevance 2
AOPs with at least 1 AO associated with chemical, and no associated MIE
AOP Identifier AOP Title AO Classification OECD Status Coverage Score KE Identifier KE Name
AOP:6Antagonist binding to PPARα leading to body-weight lossSymptomWPHA/WNT Endorsed0.12KE:864
Decreased, Body Weight
AOP:34LXR activation leading to hepatic steatosisGastrointestinal System Disease; Inherited Metabolic Disorder-0.15KE:89
Synthesis, De Novo Fatty Acid (FA)
KE:345
N/A, Liver Steatosis
AOP:39Covalent Binding, Protein, leading to Increase, Allergic Respiratory Hypersensitivity ResponseRespiratory System DiseaseUnder Development0.6KE:1496
Increased, secretion of proinflammatory mediators
KE:272
Activation/Proliferation, T-cells
KE:313
Increase, Allergic Respiratory Hypersensitivity Response
AOP:40Covalent Protein binding leading to Skin SensitisationIntegumentary System DiseaseWPHA/WNT Endorsed0.6KE:827
sensitisation, skin
KE:826
Activation, Keratinocytes
KE:272
Activation/Proliferation, T-cells
AOP:43Disruption of VEGFR Signaling Leading to Developmental DefectsUnclassifiedWPHA/WNT Endorsed0.2KE:1001
Increased, Developmental Defects
AOP:91Sodium channel inhibition leading to reduced survivalUnclassified-0.17KE:592
Reduced, survival
AOP:95Ether-a-go-go (ERG) voltage-gated potassium channel inhibition leading to reduced survivalUnclassified-0.17KE:592
Reduced, survival
AOP:99Histamine (H2) receptor antagonism leading to reduced survivalUnclassified-0.14KE:636
Decreased, survival
AOP:107Constitutive androstane receptor activation leading to hepatocellular adenomas and carcinomas in the mouse and the ratCancer; Gastrointestinal System DiseaseUnder Review0.4KE:719
Increase, hepatocellular adenomas and carcinomas
KE:716
Increase, cell proliferation (hepatocytes)
AOP:108Inhibition of pyruvate dehydrogenase kinase leading to hepatocellular adenomas and carcinomas (in mouse and rat)Cancer; Gastrointestinal System Disease-0.33KE:768
Increase, Cytotoxicity
KE:719
Increase, hepatocellular adenomas and carcinomas
AOP:117Androgen receptor activation leading to hepatocellular adenomas and carcinomas (in mouse and rat)Cancer; Gastrointestinal System DiseaseUnder Development0.5KE:719
Increase, hepatocellular adenomas and carcinomas
KE:716
Increase, cell proliferation (hepatocytes)
AOP:118Chronic cytotoxicity leading to hepatocellular adenomas and carcinomas (in mouse and rat)Cancer; Gastrointestinal System Disease-0.5KE:719
Increase, hepatocellular adenomas and carcinomas
KE:787
Increase, Regenerative cell proliferation (hepatocytes)
AOP:124HMG-CoA reductase inhibition leading to decreased fertilityReproductive System Disease-0.5KE:330
Decrease, Fertility
KE:1690
Decrease, circulating testosterone levels
KE:807
Decreased, cholesterol
AOP:139Alkylation of DNA leading to cancer 1Cancer-0.5KE:885
Increase, Cancer
KE:155
Inadequate DNA repair
AOP:205AOP from chemical insult to cell deathUnclassified-0.17KE:1262
Apoptosis
AOP:212Histone deacetylase inhibition leading to testicular atrophyReproductive System DiseaseWPHA/WNT Endorsed0.5KE:1506
Testicular atrophy
KE:1262
Apoptosis
KE:1505
Cell cycle, disrupted
AOP:220Cyp2E1 Activation Leading to Liver CancerCancer; Gastrointestinal System DiseaseWPHA/WNT Endorsed0.6KE:1394
Induction, persistent proliferation/sustained proliferation
KE:1395
Liver Cancer
KE:1392
Oxidative Stress
AOP:242Inhibition of lysyl oxidase leading to enhanced chronic fish toxicityUnclassified-0.12KE:636
Decreased, survival
AOP:245Reduction in photophosphorylation leading to growth inhibition in aquatic plantsUnclassified-0.09KE:1521
Decrease, Growth
AOP:269Elevated ATP demand for detoxification and repair mechanisms leading to impaired growth and developmentUnclassified-0.17KE:10013
Impaired growth and development
AOP:286Mitochondrial complex III antagonism leading to growth inhibition (1)Unclassified-0.75KE:1821
Decrease, Cell proliferation
KE:1771
Decrease, Adenosine triphosphate pool
KE:1521
Decrease, Growth
AOP:287Mitochondrial complex III antagonism leading to growth inhibition (2)Unclassified-0.75KE:1825
Increase, Cell death
KE:1771
Decrease, Adenosine triphosphate pool
KE:1521
Decrease, Growth
AOP:290Mitochondrial ATP synthase antagonism leading to growth inhibition (1)Unclassified-0.75KE:1821
Decrease, Cell proliferation
KE:1771
Decrease, Adenosine triphosphate pool
KE:1521
Decrease, Growth
AOP:291Mitochondrial ATP synthase antagonism leading to growth inhibition (2)Unclassified-0.75KE:1825
Increase, Cell death
KE:1771
Decrease, Adenosine triphosphate pool
KE:1521
Decrease, Growth
AOP:293Increased DNA damage leading to increased risk of breast cancerGenetic Disease; Thoracic Disease; CancerUnder Development0.22KE:1193
N/A, Breast Cancer
KE:1182
Increase, Cell Proliferation (Epithelial Cells)
AOP:294Increased reactive oxygen and nitrogen species (RONS) leading to increased risk of breast cancerGenetic Disease; Thoracic Disease; CancerUnder Development0.22KE:1193
N/A, Breast Cancer
KE:1182
Increase, Cell Proliferation (Epithelial Cells)
AOP:296Oxidative DNA damage leading to chromosomal aberrations and mutationsGenetic Disease; Chromosomal DiseaseWPHA/WNT Endorsed0.4KE:155
Inadequate DNA repair
KE:1636
Increase, Chromosomal aberrations
AOP:322Alkylation of DNA leading to reduced sperm countReproductive System Disease-0.6KE:1757
Reduce, Sperm count
KE:155
Inadequate DNA repair
KE:1365
Increase, Apoptosis
AOP:384Hyperactivation of ACE/Ang-II/AT1R axis leading to chronic kidney diseaseUrinary System Disease-0.33KE:1115
Increase, Reactive oxygen species
KE:1603
Chronic kidney disease
AOP:406SARS-CoV-2 infection leading to hyperinflammationUnclassified-0.33KE:1868
Hyperinflammation
KE:1869
Diminished protective oxidative stress response
AOP:431Increased tumor necrosis factor (TNF) leading to increased risk of gestational diabetes mellitus (GDM)Inherited Metabolic Disorder-0.4KE:1953
Gestational diabetes mellitus
KE:1952
Abnormal, Glucose homeostasis
AOP:440Hypothalamus estrogen receptors activity suppression leading to ovarian cancer via ovarian epithelial cell hyperplasiaBenign Neoplasm; Endocrine System Disease; Reproductive System Disease; Reproductive System Disease; Cancer; Endocrine System DiseaseUnder Development0.22KE:1973
Increased, estrogens
KE:2092
Promotion, Ovarian Cancer
AOP:457Succinate dehydrogenase inhibition leading to increased insulin resistance through reduction in circulating thyroxineInherited Metabolic Disorder-0.5KE:281
Thyroxine (T4) in serum, Decreased
KE:2119
Insulin resistance, increased
KE:1392
Oxidative Stress
AOP:468Binding of SARS-CoV-2 to ACE2 leads to hyperinflammation (via cell death)Unclassified-0.38KE:1868
Hyperinflammation
KE:1496
Increased, secretion of proinflammatory mediators
KE:1825
Increase, Cell death
AOP:474Succinate dehydrogenase inactivation leads to cancer by promoting EMTCancerUnder Development0.2KE:885
Increase, Cancer
AOP:497ERa inactivation alters mitochondrial functions and insulin signalling in skeletal muscle and leads to insulin resistance and metabolic syndromeInherited Metabolic Disorder; Disease Of Metabolism-0.5KE:1115
Increase, Reactive oxygen species
KE:2145
Metabolic syndrome
KE:2119
Insulin resistance, increased
KE:1392
Oxidative Stress
AOP:521Essential element imbalance leads to reproductive failure via oxidative stressUnclassified-0.71KE:1392
Oxidative Stress
KE:1758
Impaired, Spermatogenesis
KE:1115
Increase, Reactive oxygen species
KE:2147
Decreased, Viable Offspring
KE:2206
Increased, histomorphological alteration of testis
AOP:534Succinate dehydrogenase (SDH) inhibition leads to cancer through oxidative stressCancer-0.67KE:1115
Increase, Reactive oxygen species
KE:885
Increase, Cancer
KE:1446
Decrease, Coupling of oxidative phosphorylation
KE:1392
Oxidative Stress
AOP:546Succinate dehydrogenase inactivation leads to cancer through hypoxic-like mechanismsCancer-0.2KE:885
Increase, Cancer
AOP:561Aromatase induction leading to estrogen receptor alpha activation via increased estradiolUnclassified-0.6KE:2251
Estradiol availability, increased
KE:2294
Plasma estradiol, increased
KE:1065
Activation, estrogen receptor alpha

Associated AOPs with Level of Relevance 3
AOPs with at least 1 MIE associated with chemical, and no associated AO
AOP Identifier AOP Title AO Classification OECD Status Coverage Score KE Identifier KE Name
AOP:8Upregulation of Thyroid Hormone Catabolism via Activation of Hepatic Nuclear Receptors, and Subsequent Adverse Neurodevelopmental Outcomes in MammalsNervous System DiseaseUnder Development0.22KE:281
Thyroxine (T4) in serum, Decreased
KE:239
Activation, Pregnane-X receptor, NR1l2
AOP:18PPARα activation in utero leading to impaired fertility in malesReproductive System DiseaseUnder Review0.38KE:413
Reduction, Testosterone synthesis in Leydig cells
KE:227
Activation, PPARα
KE:1690
Decrease, circulating testosterone levels
AOP:36Peroxisomal Fatty Acid Beta-Oxidation Inhibition Leading to SteatosisGastrointestinal System Disease; Inherited Metabolic Disorder-0.12KE:233
Decreased, PPAR-gamma activation
AOP:41Sustained AhR Activation leading to Rodent Liver TumoursCancer; Gastrointestinal System DiseaseUnder Review0.6KE:854
Alterations, Cellular proliferation / hyperplasia
KE:853
Changes/Inhibition, Cellular Homeostasis and Apoptosis
KE:165
Activation, Long term AHR receptor driven direct and indirect gene expression changes
AOP:60NR1I2 (Pregnane X Receptor, PXR) activation leading to hepatic steatosisGastrointestinal System Disease; Inherited Metabolic Disorder-0.17KE:245
Activation, PXR/SXR
KE:454
Increased, Triglyceride formation
AOP:131Aryl hydrocarbon receptor activation leading to uroporphyriaInherited Metabolic DisorderWPHA/WNT Endorsed0.17KE:18
Activation, AhR
AOP:151AhR activation leading to preeclampsiaCardiovascular System DiseaseUnder Development0.14KE:18
Activation, AhR
AOP:209Perturbation of cholesterol and glutathione homeostasis leading to hepatotoxicity: Integrated multi-OMICS approach for building AOPGastrointestinal System Disease-0.12KE:1286
Down Regulation, GSS and GSTs gene
AOP:233Mu Opioid Receptor Agonism leading to Analgesia via K Channel OpeningDevelopmental Disorder Of Mental Health-0.2KE:1425
Mu Opioid Receptor Agonism
AOP:234Mu Opioid Receptor Agonism leading to Analgesia via Ca Channel InhibitionDevelopmental Disorder Of Mental Health-0.2KE:1425
Mu Opioid Receptor Agonism
AOP:282Adverse outcome pathway on photochemical toxicity initiated by light exposureUnclassifiedUnder Review0.25KE:1115
Increase, Reactive oxygen species
AOP:298Increase in reactive oxygen species (ROS) leading to human treatment-resistant gastric cancer via chronic ROSCancer; Gastrointestinal System DiseaseUnder Review0.33KE:1115
Increase, Reactive oxygen species
KE:1753
Chronic reactive oxygen species
AOP:300Thyroid Receptor Antagonism and Subsequent Adverse Neurodevelopmental Outcomes in MammalsCognitive DisorderUnder Development0.2KE:1656
Antagonism, Thyroid Receptor
AOP:306Androgen receptor (AR) antagonism leading to short anogenital distance (AGD) in male (mammalian) offspringUnclassifiedUnder Development0.5KE:26
Antagonism, Androgen receptor
KE:286
Altered, Transcription of genes by the androgen receptor
AOP:310Embryonic Activation of the AHR leading to Reproductive failure, via epigenetic down-regulation of GnRHRUnclassified-0.25KE:18
Activation, AhR
KE:3
Reduction, 17beta-estradiol synthesis by ovarian granulosa cells
KE:219
Reduction, Plasma 17beta-estradiol concentrations
AOP:327Excessive reactive oxygen species production leading to mortality (1)Unclassified-0.2KE:1115
Increase, Reactive oxygen species
AOP:328Excessive reactive oxygen species production leading to mortality (2)Unclassified-0.6KE:1115
Increase, Reactive oxygen species
KE:1771
Decrease, Adenosine triphosphate pool
KE:1770
Decrease, Mitochondrial membrane potential
AOP:329Excessive reactive oxygen species production leading to mortality (3)Unclassified-0.4KE:1115
Increase, Reactive oxygen species
KE:1771
Decrease, Adenosine triphosphate pool
AOP:330Excessive reactive oxygen species production leading to mortality (4)Unclassified-0.4KE:1115
Increase, Reactive oxygen species
KE:1365
Increase, Apoptosis
AOP:344Androgen receptor (AR) antagonism leading to nipple retention (NR) in male (mammalian) offspringUnclassifiedUnder Development0.5KE:26
Antagonism, Androgen receptor
KE:286
Altered, Transcription of genes by the androgen receptor
AOP:345Androgen receptor (AR) antagonism leading to decreased fertility in femalesEndocrine System Disease; Reproductive System Disease; Reproductive System DiseaseUnder Development0.33KE:26
Antagonism, Androgen receptor
KE:286
Altered, Transcription of genes by the androgen receptor
AOP:372Androgen receptor antagonism leading to testicular cancerEndocrine System Disease; Reproductive System Disease; Cancer-0.4KE:26
Antagonism, Androgen receptor
KE:286
Altered, Transcription of genes by the androgen receptor
AOP:411Oxidative stress Leading to Decreased Lung FunctionRespiratory System Disease-0.25KE:1392
Oxidative Stress
AOP:414Aryl hydrocarbon receptor activation leading to lung fibrosis through TGF-β dependent fibrosis toxicity pathwayMusculoskeletal System Disease; Respiratory System Disease-0.2KE:18
Activation, AhR
AOP:415Aryl hydrocarbon receptor activation leading to lung fibrosis through IL-6 toxicity pathwayMusculoskeletal System Disease; Respiratory System Disease-0.2KE:18
Activation, AhR
AOP:416Aryl hydrocarbon receptor activation leading to lung cancer through IL-6 toxicity pathwayCancer-0.5KE:18
Activation, AhR
KE:1115
Increase, Reactive oxygen species
KE:1669
Increased, DNA damage and mutation
AOP:417Aryl hydrocarbon receptor activation leading to lung cancer through AHR-ARNT toxicity pathwayCancer-0.4KE:18
Activation, AhR
KE:1669
Increased, DNA damage and mutation
AOP:418Aryl hydrocarbon receptor activation leading to impaired lung function through AHR-ARNT toxicity pathwayRespiratory System Disease-0.6KE:18
Activation, AhR
KE:1115
Increase, Reactive oxygen species
KE:1825
Increase, Cell death
AOP:419Aryl hydrocarbon receptor activation leading to impaired lung function through P53 toxicity pathwayRespiratory System Disease-0.5KE:18
Activation, AhR
KE:1262
Apoptosis
AOP:420Aryl hydrocarbon receptor activation leading to lung cancer through sustained NRF2 toxicity pathwayCancer-0.75KE:18
Activation, AhR
KE:1917
Altered gene expression, NRF2 dependent antioxidant pathway
KE:870
Increase, Cell Proliferation
AOP:424Oxidative stress Leading to Decreased Lung Function via CFTR dysfunctionRespiratory System Disease-0.17KE:1392
Oxidative Stress
AOP:425Oxidative Stress Leading to Decreased Lung Function via Decreased FOXJ1Respiratory System Disease-0.17KE:1392
Oxidative Stress
AOP:438reactive oxygen species generation leading to increased cardiovascular morbidity and mortalityCardiovascular System Disease-0.17KE:1115
Increase, Reactive oxygen species
KE:1392
Oxidative Stress
AOP:445Estrogen Receptor Alpha Agonism leads to Impaired ReproductionReproductive System Disease-0.12KE:1065
Activation, estrogen receptor alpha
AOP:446PM-related Adverse outcome pathway frameworks on various systemsRespiratory System Disease-0.3KE:18
Activation, AhR
KE:1262
Apoptosis
KE:1392
Oxidative Stress
KE:1496
Increased, secretion of proinflammatory mediators
KE:1115
Increase, Reactive oxygen species
KE:165
Activation, Long term AHR receptor driven direct and indirect gene expression changes
AOP:447Kidney failure induced by inhibition of mitochondrial electron transfer chain through apoptosis, inflammation and oxidative stress pathwaysUrinary System Disease-0.33KE:1917
Altered gene expression, NRF2 dependent antioxidant pathway
KE:1365
Increase, Apoptosis
KE:1770
Decrease, Mitochondrial membrane potential
KE:1392
Oxidative Stress
AOP:448ROS, inflammation, and activation of nAChR lead to increased incidence of cardiovascular morbidity and mortalityCardiovascular System Disease-0.12KE:1115
Increase, Reactive oxygen species
KE:1392
Oxidative Stress
AOP:453Reactive oxygen species and subsequent oxidative stress lead to increased incidence of digestive morbidity and mortality in the general populationGastrointestinal System Disease-0.15KE:1115
Increase, Reactive oxygen species
KE:1392
Oxidative Stress
AOP:458AhR activation in the liver leading to Subsequent Adverse Neurodevelopmental Outcomes in MammalsCognitive Disorder-0.25KE:18
Activation, AhR
KE:281
Thyroxine (T4) in serum, Decreased
AOP:459AhR activation in the thyroid leading to Subsequent Adverse Neurodevelopmental Outcomes in MammalsCognitive Disorder-0.33KE:18
Activation, AhR
KE:281
Thyroxine (T4) in serum, Decreased
KE:1392
Oxidative Stress
AOP:469Reactive oxygen speicies overproduction leading to increased digestive morbidity and mortality in generation populationGastrointestinal System Disease-0.15KE:1115
Increase, Reactive oxygen species
KE:1392
Oxidative Stress
AOP:472DNA adduct formation leading to kidney failureUrinary System Disease-0.33KE:1115
Increase, Reactive oxygen species
KE:1392
Oxidative Stress
KE:1825
Increase, Cell death
AOP:477Androgen receptor (AR) antagonism leading to hypospadias in male (mammalian) offspringPhysical Disorder-0.33KE:26
Antagonism, Androgen receptor
AOP:485Thyroid hormone antagonism leading to impaired oligodendrocyte maturation during development and subsequent decreased cognitionCognitive Disorder-0.14KE:1656
Antagonism, Thyroid Receptor
AOP:488Increased reactive oxygen species production leading to decreased cognitive functionCognitive Disorder-0.43KE:1115
Increase, Reactive oxygen species
KE:1869
Diminished protective oxidative stress response
KE:1392
Oxidative Stress
AOP:494AhR activation leading to liver fibrosisGastrointestinal System Disease-0.33KE:18
Activation, AhR
KE:55
Increase, Cell injury/death
AOP:503Activation of uterine estrogen receptor-alfa leading to endometrial adenocarcinoma, via epigenetic modulationReproductive System Disease; CancerUnder Review0.17KE:1065
Activation, estrogen receptor alpha
AOP:511The AOP framework on ROS-mediated oxidative stress induced vascular disrupting effectsCardiovascular System Disease-0.12KE:1115
Increase, Reactive oxygen species
KE:1392
Oxidative Stress
AOP:517Pregnane X Receptor (PXR) activation leads to liver steatosisGastrointestinal System Disease; Inherited Metabolic Disorder-0.2KE:239
Activation, Pregnane-X receptor, NR1l2
AOP:520Retinoic acid receptor agonism during neurodevelopment leading to impaired learning and memoryDevelopmental Disorder Of Mental Health-0.2KE:2201
Agonism, Retinoic acid receptor
AOP:523Retinoic acid receptor agonism during neurodevelopment leading to microcephalyCongenital Nervous System Abnormality; Nervous System Disease-0.2KE:2201
Agonism, Retinoic acid receptor
AOP:525Reduced oligodendrocyte differentiation during neurodevelopment leading to impaired learning and memoryDevelopmental Disorder Of Mental Health-0.15KE:1656
Antagonism, Thyroid Receptor
KE:2216
Binding of antagonist to thyroid hormone receptor
AOP:532Retinoic acid receptor agonism during cerebellar development leading to impaired locomotor functionUnclassified-0.2KE:2201
Agonism, Retinoic acid receptor
AOP:536Estrogen receptor agonism leading to reduced survival and population growth due to renal failureUnclassified-0.17KE:111
Agonism, Estrogen receptor
AOP:537Estrogen receptor agonism leads to reduced fecundity via increased vitellogenin in the liverUnclassified-0.4KE:111
Agonism, Estrogen receptor
KE:364
Impaired development of, Reproductive organs
AOP:540Oxidative Stress in the Fish Ovary Leads to Reproductive Impairment via Reduced Vitellogenin ProductionUnclassified-0.44KE:3
Reduction, 17beta-estradiol synthesis by ovarian granulosa cells
KE:1115
Increase, Reactive oxygen species
KE:1262
Apoptosis
KE:1392
Oxidative Stress
AOP:541Excessive ROS generation leading to increased incidence of vascular calcification by VSMC phenotype switchingCardiovascular System Disease-0.15KE:1115
Increase, Reactive oxygen species
KE:1392
Oxidative Stress
AOP:545Activation, Pregnane-X receptor, NR1l2 leads to increased plasma low-density lipoprotein (LDL) cholesterol via increased cholesterol synthesisUnclassified-0.2KE:239
Activation, Pregnane-X receptor, NR1l2
AOP:548Activation, Pregnane-X receptor, NR1l2 leads to increased plasma low-density lipoprotein (LDL) cholesterol via increased PCSK9 protein expressionUnclassified-0.2KE:239
Activation, Pregnane-X receptor, NR1l2
AOP:563Aryl hydrocarbon Receptor (AHR) activation causes Premature Ovarian Insufficiency via Bax mediated apoptosisReproductive System Disease; Endocrine System Disease-0.33KE:18
Activation, AhR
KE:1262
Apoptosis

Associated AOPs with Level of Relevance 5
AOPs with at least 1 MIE and AO associated with chemical, and there exists a directed path between that MIE and AO
AOP Identifier AOP Title AO Classification OECD Status Coverage Score KE Identifier KE Name
AOP:19Androgen receptor antagonism leading to adverse effects in the male foetus (mammals)Reproductive System Disease-0.6KE:26
Antagonism, Androgen receptor
KE:286
Altered, Transcription of genes by the androgen receptor
KE:337
N/A, Impairment of reproductive capacity
AOP:21Aryl hydrocarbon receptor activation leading to early life stage mortality, via increased COX-2UnclassifiedWPHA/WNT Endorsed0.4KE:18
Activation, AhR
KE:947
Increase, Early Life Stage Mortality
AOP:37PPARα activation leading to hepatocellular adenomas and carcinomas in rodentsCancer; Gastrointestinal System DiseaseUnder Development0.6KE:719
Increase, hepatocellular adenomas and carcinomas
KE:227
Activation, PPARα
KE:716
Increase, cell proliferation (hepatocytes)
AOP:69Modulation of Adult Leydig Cell Function Subsequent to Decreased Cholesterol Synthesis or Transport in the Adult Leydig CellReproductive System Disease-0.6KE:645
Decreased Cholesterol, Decreased Testosterone Production by Adult Leydig Cells
KE:642
Decreased Cholesterol, Decreased De Novo Biosynthesis of Choleseterol
KE:646
Decreased Cholesterol, Decreased sperm quantity and/or quality in the adult testis
AOP:150Aryl hydrocarbon receptor activation leading to early life stage mortality, via reduced VEGFUnclassifiedWPHA/WNT Endorsed0.29KE:18
Activation, AhR
KE:947
Increase, Early Life Stage Mortality
AOP:263Uncoupling of oxidative phosphorylation leading to growth inhibition via decreased cell proliferationUnclassifiedWPHA/WNT Endorsed1.0KE:1821
Decrease, Cell proliferation
KE:1771
Decrease, Adenosine triphosphate pool
KE:1446
Decrease, Coupling of oxidative phosphorylation
KE:1521
Decrease, Growth
AOP:264Uncoupling of oxidative phosphorylation leading to growth inhibition via ATP depletion associated cell deathUnclassifiedUnder Development1.0KE:1771
Decrease, Adenosine triphosphate pool
KE:55
Increase, Cell injury/death
KE:1446
Decrease, Coupling of oxidative phosphorylation
KE:1521
Decrease, Growth
AOP:265Uncoupling of oxidative phosphorylation leading to growth inhibition via increased cytosolic calciumUnclassifiedUnder Development0.75KE:1521
Decrease, Growth
KE:55
Increase, Cell injury/death
KE:1446
Decrease, Coupling of oxidative phosphorylation
AOP:266Uncoupling of oxidative phosphorylation leading to growth inhibition via decreased Na-K ATPase activityUnclassifiedUnder Development0.67KE:1771
Decrease, Adenosine triphosphate pool
KE:55
Increase, Cell injury/death
KE:1446
Decrease, Coupling of oxidative phosphorylation
KE:1521
Decrease, Growth
AOP:267Uncoupling of oxidative phosphorylation leading to growth inhibition via glucose depletionUnclassifiedUnder Development0.6KE:1821
Decrease, Cell proliferation
KE:1521
Decrease, Growth
KE:1446
Decrease, Coupling of oxidative phosphorylation
AOP:268Uncoupling of oxidative phosphorylation leading to growth inhibition via mitochondrial swellingUnclassifiedUnder Development1.0KE:1521
Decrease, Growth
KE:55
Increase, Cell injury/death
KE:2072
Increase, Mitochondrial swelling
KE:1446
Decrease, Coupling of oxidative phosphorylation
AOP:323PPARalpha Agonism Leading to Decreased Viable Offspring via Decreased 11-KetotestosteroneUnclassified-0.67KE:2147
Decreased, Viable Offspring
KE:227
Activation, PPARα
KE:807
Decreased, cholesterol
KE:1758
Impaired, Spermatogenesis
AOP:324Excessive reactive oxygen species leading to growth inhibition via oxidative DNA damage and cell deathUnclassified-0.75KE:1115
Increase, Reactive oxygen species
KE:1521
Decrease, Growth
KE:55
Increase, Cell injury/death
AOP:325Excessive reactive oxygen species leading to growth inhibition via lipid peroxidation and cell deathUnclassified-0.75KE:1115
Increase, Reactive oxygen species
KE:1521
Decrease, Growth
KE:55
Increase, Cell injury/death
AOP:326Excessive reactive oxygen species leading to growth inhibition via protein oxidation and cell deathUnclassified-0.75KE:1115
Increase, Reactive oxygen species
KE:1521
Decrease, Growth
KE:55
Increase, Cell injury/death
AOP:331Excessive reactive oxygen species leading to growth inhibition via oxidative DNA damage and reduced cell proliferationUnclassified-0.67KE:1821
Decrease, Cell proliferation
KE:1115
Increase, Reactive oxygen species
KE:1521
Decrease, Growth
KE:1505
Cell cycle, disrupted
AOP:332Excessive reactive oxygen species leading to growth inhibition via lipid peroxidation and reduced cell proliferationUnclassified-0.8KE:1821
Decrease, Cell proliferation
KE:1115
Increase, Reactive oxygen species
KE:1521
Decrease, Growth
KE:1505
Cell cycle, disrupted
AOP:333Excessive reactive oxygen species leading to growth inhibition via uncoupling of oxidative phosphorylationUnclassified-1.0KE:1521
Decrease, Growth
KE:1115
Increase, Reactive oxygen species
KE:1771
Decrease, Adenosine triphosphate pool
KE:1446
Decrease, Coupling of oxidative phosphorylation
KE:1821
Decrease, Cell proliferation
AOP:392Decreased fibrinolysis and activated bradykinin system leading to hyperinflammationUnclassifiedUnder Development0.6KE:1866
Fibrinolysis, decreased
KE:1868
Hyperinflammation
KE:1496
Increased, secretion of proinflammatory mediators
AOP:423Toxicological mechanisms of hepatocyte apoptosis through the PARP1 dependent cell death pathwayUnclassified-0.33KE:1115
Increase, Reactive oxygen species
KE:1817
Apoptotic cell death
AOP:439Activation of the AhR leading to metastatic breast cancerThoracic Disease; CancerUnder Development0.56KE:18
Activation, AhR
KE:1262
Apoptosis
KE:1971
Increased, tumor growth
KE:1241
Increased, Motility
KE:1982
metastatic breast cancer
AOP:443DNA damage and mutations leading to Metastatic Breast CancerThoracic Disease; CancerUnder Development0.3KE:1669
Increased, DNA damage and mutation
KE:155
Inadequate DNA repair
KE:1982
metastatic breast cancer
AOP:455Aryl hydrocarbon receptor activation leading to early life stage mortality via sox9 repression induced impeded craniofacial developmentMusculoskeletal System DiseaseUnder Review0.33KE:18
Activation, AhR
KE:947
Increase, Early Life Stage Mortality
AOP:456Aryl hydrocarbon receptor activation leading to early life stage mortality via sox9 repression induced cardiovascular toxicityUnclassifiedUnder Review0.33KE:18
Activation, AhR
KE:947
Increase, Early Life Stage Mortality
AOP:463The AOP framwork on silica nanopariticles induced hepatoxicityGastrointestinal System Disease-0.36KE:1115
Increase, Reactive oxygen species
KE:1262
Apoptosis
KE:1392
Oxidative Stress
KE:2034
liver dysfunction
AOP:504SULT1E1 inhibition leading to uterine adenocarcinoma via increased estrogen availability at target organ levelUnclassified-1.0KE:2251
Estradiol availability, increased
KE:2155
Inhibition of Sulfotransferase E1 (SULT1E1)
KE:1065
Activation, estrogen receptor alpha
AOP:505Reactive Oxygen Species (ROS) formation leads to cancer via inflammation pathwayCancer-0.6KE:1115
Increase, Reactive oxygen species
KE:885
Increase, Cancer
KE:1392
Oxidative Stress
AOP:513Reactive Oxygen (ROS) formation leads to cancer via Peroxisome proliferation-activated receptor (PPAR) pathwayCancer-0.6KE:1115
Increase, Reactive oxygen species
KE:885
Increase, Cancer
KE:233
Decreased, PPAR-gamma activation
Glossary of Terms

AOP
Adverse Outcome Pathway
MIE
Molecular Initiating Event
KE
Key Event
AO
Adverse Outcome
Coverage score
The fraction of KEs within the AOP, that are mapped to the chemical-associated toxicological endpoints
Level of relevance
Qualitative rank based on the kind of associated KEs within the corresponding AOP
AO classification
The disease category corresponding to the AO in the AOP obtained from Disease Ontology
?
DISCLAIMER

TICToK is a knowledgebase of chemicals found in tattoo inks, compiled from publicly available regulatory and scientific resources. The chemical classifications presented in this knowledgebase are derived from multiple publicly available resources and are provided solely for informational purposes, and they are neither authoritative nor binding. The chemical-AOP mappings compiled in this knowledgebase serve as plausible hypotheses for research, and further experimental validation is required to definitively establish these potential toxicity mechanisms. The authors bear no responsibility for any errors, omissions, or inconsistencies originating from these external sources. Users are advised to exercise independent judgment when interpreting chemical classifications and any other data provided in this resource. Importantly, our sole goal to build this resource on tattoo ink chemicals is to enable future basic research on this topic, and it does not necessarily reflect the views or objectives of our employers or funders.