| AOP:15 | Alkylation of DNA in male pre-meiotic germ cells leading to heritable mutations | Genetic disease | WPHA/WNT Endorsed | Mus musculus, Drosophila melanogaster, Oryzias latipes, Syrian golden hamster | 0.25 | KE:155 | Inadequate DNA repair |
| AOP:17 | Binding 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 memory | Developmental disorder of mental health | WPHA/WNT Endorsed | Rat, Mouse, Human | 0.1 | KE:1493 | Increased Pro-inflammatory mediators |
| AOP:21 | Aryl hydrocarbon receptor activation leading to early life stage mortality, via increased COX-2 | Unclassified | WPHA/WNT Endorsed | Zebrafish, Medaka, Gallus gallus | 0.2 | KE:317 | Altered, Cardiovascular development/function |
| AOP:37 | PPARα activation leading to hepatocellular adenomas and carcinomas in rodents | Cancer; Gastrointestinal system disease | Under Development | Mouse, Rat | 0.2 | KE:716 | Increase, cell proliferation (hepatocytes) |
| AOP:38 | Protein Alkylation leading to Liver Fibrosis | Gastrointestinal system disease | WPHA/WNT Endorsed | Human, Rat | 0.14 | KE:1493 | Increased Pro-inflammatory mediators |
| AOP:39 | Covalent Binding, Protein, leading to Increase, Allergic Respiratory Hypersensitivity Response | Respiratory system disease | Under Development | Human, Mouse | 0.2 | KE:272 | Activation/Proliferation, T-cells |
| AOP:40 | Covalent Protein binding leading to Skin Sensitisation | Integumentary system disease | WPHA/WNT Endorsed | Mouse, Human | 0.2 | KE:272 | Activation/Proliferation, T-cells |
| AOP:41 | Sustained AhR Activation leading to Rodent Liver Tumours | Cancer; Gastrointestinal system disease | Under Review | Rattus sp. ABTC 42503, Mus sp. 2000082 | 0.6 | KE:854 | Alterations, Cellular proliferation / hyperplasia |
| KE:853 | Changes/Inhibition, Cellular Homeostasis and Apoptosis |
| KE:139 | N/A, Hepatotoxicity, Hepatopathy, including a constellation of observable effects |
| AOP:64 | Glucocorticoid Receptor (GR) Mediated Adult Leydig Cell Dysfunction Leading to Decreased Male Fertility | Reproductive system disease | - | Rattus norvegicus | 0.14 | KE:496 | Increased apoptosis, decreased fetal/adult Leydig Cells |
| AOP:80 | Nicotinic acetylcholine receptor activation contributes to accumulation of damaged mitochondrial DNA and leads to colony loss/failure | Unclassified | - | Honey bee | 0.12 | KE:664 | Overwhelmed, Mitochondrial DNA repair mechanisms |
| AOP:105 | Alpha2u-microglobulin cytotoxicity leading to renal tubular adenomas and carcinomas (in male rat) | Cancer; Urinary system disease | - | Rattus norvegicus | 0.17 | KE:710 | Increase, Regenerative cell proliferation (tubular epithelial cells) |
| AOP:107 | Constitutive androstane receptor activation leading to hepatocellular adenomas and carcinomas in the mouse and the rat | Cancer; Gastrointestinal system disease | Under Review | Rattus norvegicus, Mus musculus | 0.2 | KE:716 | Increase, cell proliferation (hepatocytes) |
| AOP:109 | Cytotoxicity leading to bronchioloalveolar adenomas and carcinomas (in mouse) | Cancer; Respiratory system disease | - | Mus musculus | 0.2 | KE:734 | Increase, Regenerative cell proliferation (terminal bronchiolar epithelial cells) |
| AOP:110 | Inhibition of iodide pump activity leading to follicular cell adenomas and carcinomas (in rat and mouse) | Cancer; Endocrine system disease | - | Rattus norvegicus, Mus musculus | 0.14 | KE:739 | Increase, Hypertrophy and proliferation (follicular cell) |
| AOP:114 | HPPD inhibition leading to corneal papillomas and carcinomas (in rat) | Cancer | - | Rattus norvegicus | 0.33 | KE:778 | Increase, Regenerative cell proliferation (corneal cells) |
| KE:777 | Increase, Inflammation (corneal cells) |
| AOP:115 | Epithelial cytotoxicity leading to forestomach tumors (in mouse and rat) | Cancer | - | Mus musculus, Rattus norvegicus | 0.4 | KE:149 | Increase, Inflammation |
| KE:781 | Increase, Regenerative cell proliferation (forestomach epithelial cells) |
| AOP:116 | Cytotoxicity leading to renal tubular adenomas and carcinomas (in male rat) | Cancer; Urinary system disease | - | Rattus norvegicus | 0.25 | KE:710 | Increase, Regenerative cell proliferation (tubular epithelial cells) |
| AOP:117 | Androgen receptor activation leading to hepatocellular adenomas and carcinomas (in mouse and rat) | Cancer; Gastrointestinal system disease | Under Development | Mus musculus, Rattus norvegicus | 0.25 | KE:716 | Increase, cell proliferation (hepatocytes) |
| AOP:119 | Inhibition of thyroid peroxidase leading to follicular cell adenomas and carcinomas (in rat and mouse) | Cancer; Endocrine system disease | - | Rattus norvegicus, Mus musculus | 0.14 | KE:739 | Increase, Hypertrophy and proliferation (follicular cell) |
| AOP:121 | Urinary bladder calculi leading to urothelial papillomas and carcinomas (in mouse and rat) | Cancer; Urinary system disease | - | Mus musculus, Rattus norvegicus | 0.2 | KE:795 | Increase, Regenerative cell proliferation (urothelial cells) |
| AOP:136 | Intracellular Acidification Induced Olfactory Epithelial Injury Leading to Site of Contact Nasal Tumors | Benign neoplasm; Respiratory system disease | Under Review | | 0.29 | KE:868 | Increase, Tissue Degeneration, Necrosis & Atrophy |
| KE:870 | Increase, Cell Proliferation |
| AOP:139 | Alkylation of DNA leading to cancer 1 | Cancer | - | Homo sapiens, Mus musculus | 0.25 | KE:155 | Inadequate DNA repair |
| AOP:144 | Endocytic lysosomal uptake leading to liver fibrosis | Gastrointestinal system disease | Under Review | Human, Mouse, Rat | 0.11 | KE:1493 | Increased Pro-inflammatory mediators |
| AOP:150 | Aryl hydrocarbon receptor activation leading to early life stage mortality, via reduced VEGF | Unclassified | WPHA/WNT Endorsed | Chicken, Zebrafish, Mouse, Rattus norvegicus | 0.14 | KE:317 | Altered, Cardiovascular development/function |
| AOP:164 | Beta-2 adrenergic agonist activity leading to mesovarian leiomyomas in the rat and mouse | Cancer; Reproductive system disease | - | CD-1 mouse, SD rat | 0.17 | KE:1042 | Proliferation/Clonal Expansion, smooth muscle |
| AOP:167 | Early-life estrogen receptor activity leading to endometrial carcinoma in the mouse. | Reproductive system disease; Cancer | - | Mouse, Homo sapiens | 0.14 | KE:1067 | Proliferation/Clonal Expansion, aberrant basal cells |
| AOP:173 | Substance interaction with the pulmonary resident cell membrane components leading to pulmonary fibrosis | Musculoskeletal system disease; Respiratory system disease | WPHA/WNT Endorsed | Human, Mouse, Rat | 0.12 | KE:1497 | Increased, recruitment of inflammatory cells |
| AOP:206 | Peroxisome proliferator-activated receptors γ inactivation leading to lung fibrosis | Musculoskeletal system disease; Respiratory system disease | Under Development | Homo sapiens | 0.17 | KE:149 | Increase, Inflammation |
| AOP:207 | NADPH oxidase and P38 MAPK activation leading to reproductive failure in Caenorhabditis elegans | Reproductive system disease | - | Caenorhabditis elegans | 0.38 | KE:1115 | Increase, Reactive oxygen species |
| KE:1281 | Increased, DNA Damage-Repair |
| KE:1262 | Apoptosis |
| AOP:209 | Perturbation of cholesterol and glutathione homeostasis leading to hepatotoxicity: Integrated multi-OMICS approach for building AOP | Gastrointestinal system disease | - | | 0.12 | KE:1287 | Glutathione synthesis |
| AOP:212 | Histone deacetylase inhibition leading to testicular atrophy | Reproductive system disease | WPHA/WNT Endorsed | Rat, Human, Mouse | 0.17 | KE:1262 | Apoptosis |
| AOP:213 | Inhibition of fatty acid beta oxidation leading to nonalcoholic steatohepatitis (NASH) | Gastrointestinal system disease; Inherited metabolic disorder | - | Vertebrates | 0.17 | KE:1115 | Increase, Reactive oxygen species |
| AOP:245 | Reduction in photophosphorylation leading to growth inhibition in aquatic plants | Unclassified | - | Lemna minor, Lemna gibba | 0.09 | KE:40 | Decrease, Mitochondrial ATP production |
| AOP:258 | Renal protein alkylation leading to kidney toxicity | Urinary system disease | Under Development | Human, Rat, Mouse | 0.2 | KE:40 | Decrease, Mitochondrial ATP production |
| AOP:272 | Deposition of energy leading to lung cancer | Cancer | WPHA/WNT Endorsed | Human, Rat, Mouse | 0.29 | KE:155 | Inadequate DNA repair |
| KE:870 | Increase, Cell Proliferation |
| AOP:280 | α-diketone-induced bronchiolitis obliterans | Musculoskeletal system disease; Respiratory system disease | - | | 0.14 | KE:149 | Increase, Inflammation |
| AOP:286 | Mitochondrial complex III antagonism leading to growth inhibition (1) | Unclassified | - | Lemna minor, Daphnia magna, Danio rerio | 0.25 | KE:1821 | Decrease, Cell proliferation |
| AOP:290 | Mitochondrial ATP synthase antagonism leading to growth inhibition (1) | Unclassified | - | Daphnia magna | 0.25 | KE:1821 | Decrease, Cell proliferation |
| AOP:293 | Increased DNA damage leading to increased risk of breast cancer | Genetic disease; Thoracic disease; Cancer | Under Development | Rattus rattus, Mus musculus | 0.22 | KE:1493 | Increased Pro-inflammatory mediators |
| KE:1182 | Increase, Cell Proliferation (Epithelial Cells) |
| AOP:294 | Increased reactive oxygen and nitrogen species (RONS) leading to increased risk of breast cancer | Genetic disease; Thoracic disease; Cancer | Under Development | | 0.22 | KE:1493 | Increased Pro-inflammatory mediators |
| KE:1182 | Increase, Cell Proliferation (Epithelial Cells) |
| AOP:296 | Oxidative DNA damage leading to chromosomal aberrations and mutations | Genetic disease; Chromosomal disease | WPHA/WNT Endorsed | Human, Mice, Rat, Fish | 0.2 | KE:155 | Inadequate DNA repair |
| AOP:299 | Deposition of energy leading to population decline via DNA oxidation and follicular atresia | Unclassified | - | | 0.14 | KE:1115 | Increase, Reactive oxygen species |
| AOP:303 | Frustrated phagocytosis-induced lung cancer | Cancer | Under Development | Mammals | 0.43 | KE:870 | Increase, Cell Proliferation |
| KE:1115 | Increase, Reactive oxygen species |
| KE:1497 | Increased, recruitment of inflammatory cells |
| AOP:311 | Deposition of energy leading to population decline via DNA oxidation and oocyte apoptosis | Unclassified | - | Daphnia magna, Fish | 0.14 | KE:1115 | Increase, Reactive oxygen species |
| AOP:322 | Alkylation of DNA leading to reduced sperm count | Reproductive system disease | - | | 0.2 | KE:155 | Inadequate DNA repair |
| AOP:323 | PPARalpha Agonism Leading to Decreased Viable Offspring via Decreased 11-Ketotestosterone | Unclassified | - | Teleost fish | 0.17 | KE:807 | Decreased, cholesterol |
| AOP:335 | AOP for urothelial carcinogenesis due to chemical cytotoxicity by mitochondrial impairment | Cancer; Urinary system disease | - | Rat | 0.2 | KE:795 | Increase, Regenerative cell proliferation (urothelial cells) |
| AOP:382 | Angiotensin II type 1 receptor (AT1R) agonism leading to lung fibrosis | Musculoskeletal system disease; Respiratory system disease | Under Development | | 0.17 | KE:1115 | Increase, Reactive oxygen species |
| AOP:383 | Inhibition of Angiotensin-converting enzyme 2 leading to liver fibrosis | Gastrointestinal system disease | Under Development | | 0.17 | KE:1115 | Increase, Reactive oxygen species |
| AOP:384 | Hyperactivation of ACE/Ang-II/AT1R axis leading to chronic kidney disease | Urinary system disease | - | | 0.17 | KE:1115 | Increase, Reactive oxygen species |
| AOP:386 | Deposition of ionizing energy leading to population decline via inhibition of photosynthesis | Reproductive system disease | - | Lemna minor, Chlamydomonas reinhardtii | 0.12 | KE:1115 | Increase, Reactive oxygen species |
| AOP:387 | Deposition of ionising energy leading to population decline via mitochondrial dysfunction | Reproductive system disease | - | Lemna minor | 0.25 | KE:1115 | Increase, Reactive oxygen species |
| KE:40 | Decrease, Mitochondrial ATP production |
| AOP:397 | Bulky DNA adducts leading to mutations | Genetic disease | Under Development | | 0.33 | KE:155 | Inadequate DNA repair |
| AOP:398 | Decreased ALDH1A (RALDH) activity leading to decreased fertility via disrupted meiotic initiation of fetal oogonia | Reproductive system disease | Under Development | Mouse, Rat, Human | 0.17 | KE:1883 | Decreased, size of the ovarian reserve |
| AOP:399 | Inhibition of Fyna leading to increased mortality via decreased eye size (Microphthalmos) | Unclassified | - | Zebrafish | 0.12 | KE:1821 | Decrease, Cell proliferation |
| AOP:409 | Frustrated phagocytosis leads to malignant mesothelioma | Cancer | - | | 0.38 | KE:870 | Increase, Cell Proliferation |
| KE:1115 | Increase, Reactive oxygen species |
| KE:1497 | Increased, recruitment of inflammatory cells |
| AOP:413 | Oxidation and antagonism of reduced glutathione leading to mortality via acute renal failure | Unclassified | - | Fish, Mice | 0.33 | KE:1607 | Increase, Necrosis |
| KE:1115 | Increase, Reactive oxygen species |
| AOP:416 | Aryl hydrocarbon receptor activation leading to lung cancer through IL-6 toxicity pathway | Cancer | - | | 0.17 | KE:1115 | Increase, Reactive oxygen species |
| AOP:418 | Aryl hydrocarbon receptor activation leading to impaired lung function through AHR-ARNT toxicity pathway | Respiratory system disease | - | | 0.2 | KE:1115 | Increase, Reactive oxygen species |
| AOP:419 | Aryl hydrocarbon receptor activation leading to impaired lung function through P53 toxicity pathway | Respiratory system disease | - | | 0.25 | KE:1262 | Apoptosis |
| AOP:420 | Aryl hydrocarbon receptor activation leading to lung cancer through sustained NRF2 toxicity pathway | Cancer | - | | 0.25 | KE:870 | Increase, Cell Proliferation |
| AOP:432 | Deposition of Energy by Ionizing Radiation leading to Acute Myeloid Leukemia | Hematopoietic system disease; Cancer | - | Homo sapiens, Mus musculus | 0.27 | KE:1493 | Increased Pro-inflammatory mediators |
| KE:155 | Inadequate DNA repair |
| KE:870 | Increase, Cell Proliferation |
| AOP:439 | Activation of the AhR leading to metastatic breast cancer | Thoracic disease; Cancer | Under Development | Humans, Mice | 0.33 | KE:149 | Increase, Inflammation |
| KE:1241 | Increased, Motility |
| KE:1262 | Apoptosis |
| AOP:441 | Ionizing radiation-induced DNA damage leads to microcephaly via apoptosis and premature cell differentiation | Congenital nervous system abnormality; Nervous system disease | - | Homo sapiens, Mus musculus musculus, Rattus norvegicus | 0.14 | KE:1262 | Apoptosis |
| AOP:443 | DNA damage and mutations leading to Metastatic Breast Cancer | Thoracic disease; Cancer | Under Development | Human and other cells in culture, Human, Mice, Rat, Canine heartworm nematode, Yeast | 0.1 | KE:155 | Inadequate DNA repair |
| AOP:447 | Kidney failure induced by inhibition of mitochondrial electron transfer chain through apoptosis, inflammation and oxidative stress pathways | Urinary system disease | - | | 0.08 | KE:1097 | Occurrence, renal proximal tubular necrosis |
| AOP:451 | Interaction with lung resident cell membrane components leads to lung cancer | Cancer | - | Human | 0.33 | KE:870 | Increase, Cell Proliferation |
| KE:1115 | Increase, Reactive oxygen species |
| KE:1497 | Increased, recruitment of inflammatory cells |
| AOP:452 | Adverse outcome pathway of PM-induced respiratory toxicity | Respiratory system disease | - | | 0.09 | KE:1262 | Apoptosis |
| AOP:456 | Aryl hydrocarbon receptor activation leading to early life stage mortality via sox9 repression induced cardiovascular toxicity | Unclassified | Under Review | Zebrafish, Mouse, Human, Chicken | 0.17 | KE:317 | Altered, Cardiovascular development/function |
| AOP:460 | Antagonism of Smoothened receptor leading to orofacial clefting | Unclassified | Under Development | Mouse | 0.22 | KE:1821 | Decrease, Cell proliferation |
| KE:1262 | Apoptosis |
| AOP:470 | Deposition of energy leads to abnormal vascular remodeling | Cardiovascular system disease | Under Review | Human, Rat, Mouse, Rabbit | 0.12 | KE:1493 | Increased Pro-inflammatory mediators |
| AOP:478 | Deposition of energy leading to occurrence of cataracts | Nervous system disease; Monogenic disease | Under Review | Human, Mouse, Rat, Rhesus monkeys, Rabbit, Guinea pig | 0.2 | KE:155 | Inadequate DNA repair |
| KE:870 | Increase, Cell Proliferation |
| AOP:480 | Mitochondrial complexes inhibition leading to heart failure via decreased ATP production | Cardiovascular system disease; Thoracic disease | Under Development | | 0.2 | KE:40 | Decrease, Mitochondrial ATP production |
| AOP:491 | Decrease, GLI1/2 target gene expression leads to orofacial clefting | Unclassified | Under Development | Mouse | 0.33 | KE:1821 | Decrease, Cell proliferation |
| KE:1262 | Apoptosis |
| AOP:492 | Glutathione conjugation leading to reproductive dysfunction via oxidative stress | Reproductive system disease | - | Mammals, Fish | 0.2 | KE:1115 | Increase, Reactive oxygen species |
| AOP:493 | ERa inactivation alters AT expansion and functions and leads to insulin resistance and metabolically unhealthy obesity | Acquired metabolic disease | - | Mus musculus, Homo sapiens | 0.2 | KE:2125 | Increased fat mass |
| KE:1497 | Increased, recruitment of inflammatory cells |
| AOP:495 | Androgen receptor activation leading to prostate cancer | Reproductive system disease; Cancer | - | | 0.22 | KE:854 | Alterations, Cellular proliferation / hyperplasia |
| KE:1183 | Decreased, Apoptosis (Epithelial Cells) |
| AOP:497 | ERa inactivation alters mitochondrial functions and insulin signalling in skeletal muscle and leads to insulin resistance and metabolic syndrome | Inherited metabolic disorder; Disease of metabolism | - | | 0.12 | KE:1115 | Increase, Reactive oxygen species |
| AOP:500 | Activation of MEK-ERK1/2 leads to deficits in learning and cognition via ROS and apoptosis | Developmental disorder of mental health | - | Rattus norvegicus, Mus musculus, Homo sapiens | 0.29 | KE:1115 | Increase, Reactive oxygen species |
| KE:1262 | Apoptosis |
| AOP:521 | Essential element imbalance leads to reproductive failure via oxidative stress | Unclassified | - | Murinae gen. sp. | 0.14 | KE:1115 | Increase, Reactive oxygen species |
| AOP:534 | Succinate dehydrogenase (SDH) inhibition leads to cancer through oxidative stress | Cancer | - | Vertebrates | 0.33 | KE:1115 | Increase, Reactive oxygen species |
| KE:1446 | Decrease, Coupling of oxidative phosphorylation |
| AOP:535 | Binding and activation of GPER leading to learning and memory impairments | Developmental disorder of mental health | - | Mouse, Human | 0.11 | KE:1262 | Apoptosis |
| AOP:544 | Inhibition of neuropathy target esterase leading to delayed neuropathy via increased inflammation | Nervous system disease | - | Homo sapiens, Mus musculus | 0.17 | KE:149 | Increase, Inflammation |
| AOP:563 | Aryl hydrocarbon Receptor (AHR) activation causes Premature Ovarian Insufficiency via Bax mediated apoptosis | Reproductive system disease; Endocrine system disease | - | Rat, Mouse, Zebra fish, Human | 0.33 | KE:1883 | Decreased, size of the ovarian reserve |
| KE:1262 | Apoptosis |
| AOP:564 | DBDPE-induced inhibition of mitochondrial complex Ⅰ leading to population decline via neurotoxicity and metabotoxicity. | Unclassified | - | Zebrafish | 0.09 | KE:40 | Decrease, Mitochondrial ATP production |
| AOP:569 | Decreased DNA methylation of FAM50B/PTCHD3 leading to IQ loss of children via PI3K-Akt pathway | Developmental disorder of mental health | - | | 0.17 | KE:1115 | Increase, Reactive oxygen species |