| AOP:4 | Ecdysone receptor agonism leading to incomplete ecdysis associated mortality | Unclassified | - | Insects, Crustaceans | 0.2 | KE:1265 | Increase, Fushi tarazu factor-1 gene expression |
| KE:1264 | Increase, Nuclear receptor E75b gene expression |
| AOP:8 | Upregulation of Thyroid Hormone Catabolism via Activation of Hepatic Nuclear Receptors, and Subsequent Adverse Neurodevelopmental Outcomes in Mammals | Nervous system disease | Under Development | Rat | 0.22 | KE:756 | Hippocampal gene expression, Altered |
| KE:281 | Thyroxine (T4) in serum, Decreased |
| 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:23 | Androgen receptor agonism leading to reproductive dysfunction (in repeat-spawning fish) | Unclassified | WPHA/WNT Endorsed | Pimephales promelas | 0.4 | KE:274 | Reduction, Testosterone synthesis by ovarian theca cells |
| KE:285 | Reduction, Vitellogenin synthesis in liver |
| KE:219 | Reduction, Plasma 17beta-estradiol concentrations |
| KE:3 | Reduction, 17beta-estradiol synthesis by ovarian granulosa cells |
| AOP:25 | Aromatase inhibition leading to reproductive dysfunction | Unclassified | WPHA/WNT Endorsed | Fathead minnow, Medaka, Zebrafish | 0.38 | KE:285 | Reduction, Vitellogenin synthesis in liver |
| KE:219 | Reduction, Plasma 17beta-estradiol concentrations |
| KE:3 | Reduction, 17beta-estradiol synthesis by ovarian granulosa cells |
| AOP:27 | Cholestatic Liver Injury induced by Inhibition of the Bile Salt Export Pump (ABCB11) | Gastrointestinal system disease | Under Development | Humans | 0.38 | KE:149 | Increase, Inflammation |
| KE:288 | Activation of specific nuclear receptors, Transcriptional change |
| KE:1115 | Increase, Reactive oxygen species |
| AOP:34 | LXR activation leading to hepatic steatosis | Gastrointestinal system disease; Inherited metabolic disorder | - | | 0.31 | KE:258 | Activation, SCD-1 |
| KE:291 | Accumulation, Triglyceride |
| KE:54 | Up Regulation, CD36 |
| KE:89 | Synthesis, De Novo Fatty Acid (FA) |
| AOP:36 | Peroxisomal Fatty Acid Beta-Oxidation Inhibition Leading to Steatosis | Gastrointestinal system disease; Inherited metabolic disorder | - | | 0.12 | KE:140 | Decreased, HSD17B10 expression |
| 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 | 0.4 | KE:272 | Activation/Proliferation, T-cells |
| KE:1496 | Increased, secretion of proinflammatory mediators |
| 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:58 | NR1I3 (CAR) suppression leading to hepatic steatosis | Gastrointestinal system disease; Inherited metabolic disorder | - | Human, Mouse, Rat | 0.31 | KE:454 | Increased, Triglyceride formation |
| KE:463 | Up Regulation, FAS |
| KE:462 | Up Regulation, SCD-1 |
| KE:54 | Up Regulation, CD36 |
| KE:458 | Increased, De Novo FA synthesis |
| AOP:60 | NR1I2 (Pregnane X Receptor, PXR) activation leading to hepatic steatosis | Gastrointestinal system disease; Inherited metabolic disorder | - | | 0.42 | KE:472 | Down Regulation, CPT1A |
| KE:454 | Increased, Triglyceride formation |
| KE:474 | Down Regulation, HMGCS2 |
| KE:462 | Up Regulation, SCD-1 |
| KE:54 | Up Regulation, CD36 |
| AOP:63 | Cyclooxygenase inhibition leading to reproductive dysfunction | Reproductive system disease | - | Goldfish, Human, Mouse, Rat | 0.2 | KE:488 | Decrease, Ovulation |
| AOP:73 | Xenobiotic Inhibition of Dopamine-beta-Hydroxylase and subsequent reduced fecundity | Unclassified | - | | 0.23 | KE:10059 | Decreased LH surge for 24 hours |
| KE:530 | Decreased, GnRH pulsatility/release |
| KE:531 | Decreased, LH Surge |
| AOP:77 | Nicotinic acetylcholine receptor activation contributes to abnormal foraging and leads to colony death/failure 1 | Unclassified | - | Honey bee | 0.14 | KE:341 | Impairment, Learning and memory |
| AOP:78 | Nicotinic acetylcholine receptor activation contributes to abnormal role change within the worker bee caste leading to colony death failure 1 | Unclassified | - | Honey bee | 0.12 | KE:341 | Impairment, Learning and memory |
| 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:87 | Nicotinic acetylcholine receptor activation contributes to abnormal foraging and leads to colony loss/failure | Unclassified | - | Honey bee | 0.12 | KE:341 | Impairment, Learning and memory |
| AOP:88 | Nicotinic acetylcholine receptor activation contributes to abnormal foraging and leads to colony loss/failure via abnormal role change within caste | Unclassified | - | Honey bee | 0.14 | KE:341 | Impairment, Learning and memory |
| AOP:89 | Nicotinic acetylcholine receptor activation followed by desensitization contributes to abnormal foraging and directly leads to colony loss/failure | Unclassified | - | Honey bee | 0.12 | KE:341 | Impairment, Learning and memory |
| AOP:90 | Nicotinic acetylcholine receptor activation contributes to abnormal roll change within the worker bee caste leading to colony loss/failure 2 | Unclassified | - | Honey bee | 0.12 | KE:341 | Impairment, Learning and memory |
| AOP:102 | Cyclooxygenase inhibition leading to reproductive dysfunction via interference with meiotic prophase I /metaphase I transition | Reproductive system disease | - | Goldfish, Human, Rat, Mouse | 0.1 | KE:690 | Reduced, Luteinizing hormone (LH), plasma |
| AOP:103 | Cyclooxygenase inhibition leading to reproductive dysfunction via interference with spindle assembly checkpoint | Reproductive system disease | - | Goldfish, Human, Rat, Mouse | 0.1 | KE:690 | Reduced, Luteinizing hormone (LH), plasma |
| 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 | 0.4 | KE:1214 | Altered gene expression specific to CAR activation, Hepatocytes |
| KE:716 | Increase, cell proliferation (hepatocytes) |
| AOP:108 | Inhibition of pyruvate dehydrogenase kinase leading to hepatocellular adenomas and carcinomas (in mouse and rat) | Cancer; Gastrointestinal system disease | - | Mus musculus, Rattus norvegicus | 0.17 | KE:768 | Increase, Cytotoxicity |
| 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 | 0.43 | KE:1023 | Increased, Thyroid-stimulating hormone (TSH) |
| KE:281 | Thyroxine (T4) in serum, Decreased |
| KE:739 | Increase, Hypertrophy and proliferation (follicular cell) |
| AOP:111 | Decrease in androgen receptor activity leading to Leydig cell tumors (in rat) | Cancer; Reproductive system disease | - | Rattus norvegicus | 0.2 | KE:754 | Increased, Luteinizing hormone (LH) |
| 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 | 0.43 | KE:1023 | Increased, Thyroid-stimulating hormone (TSH) |
| KE:281 | Thyroxine (T4) in serum, Decreased |
| KE:739 | Increase, Hypertrophy and proliferation (follicular cell) |
| AOP:120 | Inhibition of 5α-reductase leading to Leydig cell tumors (in rat) | Cancer; Reproductive system disease | - | Rattus norvegicus, Mus musculus | 0.4 | KE:791 | Increased, Leutinizing hormone (LH) |
| KE:1690 | Decrease, circulating testosterone levels |
| 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:122 | Prolyl hydroxylase inhibition leading to reproductive dysfunction via increased HIF1 heterodimer formation | Unclassified | - | Pimephales promelas | 0.4 | KE:799 | Increased, HIF-1 heterodimer |
| KE:285 | Reduction, Vitellogenin synthesis in liver |
| KE:219 | Reduction, Plasma 17beta-estradiol concentrations |
| KE:3 | Reduction, 17beta-estradiol synthesis by ovarian granulosa cells |
| AOP:123 | Unknown MIE leading to reproductive dysfunction via increased HIF-1alpha transcription | Unclassified | - | Pimephales promelas | 0.45 | KE:802 | Increased, HIF-1 alpha transcription |
| KE:285 | Reduction, Vitellogenin synthesis in liver |
| KE:799 | Increased, HIF-1 heterodimer |
| KE:219 | Reduction, Plasma 17beta-estradiol concentrations |
| KE:3 | Reduction, 17beta-estradiol synthesis by ovarian granulosa cells |
| AOP:126 | Alpha-noradrenergic antagonism leads to reduced fecundity via delayed ovulation | Unclassified | - | | 0.23 | KE:10059 | Decreased LH surge for 24 hours |
| KE:530 | Decreased, GnRH pulsatility/release |
| KE:531 | Decreased, LH Surge |
| AOP:128 | Kidney dysfunction by decreased thyroid hormone | Urinary system disease | Under Development | Sprague-Dawley, Homo sapiens | 0.09 | KE:281 | Thyroxine (T4) in serum, Decreased |
| AOP:131 | Aryl hydrocarbon receptor activation leading to uroporphyria | Inherited metabolic disorder | WPHA/WNT Endorsed | Mouse, Rat, Human, Japanese quail, Chicken, Herring gull, Common Starling | 0.17 | KE:850 | Induction, CYP1A2/CYP1A5 |
| AOP:136 | Intracellular Acidification Induced Olfactory Epithelial Injury Leading to Site of Contact Nasal Tumors | Benign neoplasm; Respiratory system disease | Under Review | | 0.43 | KE:868 | Increase, Tissue Degeneration, Necrosis & Atrophy |
| KE:768 | Increase, Cytotoxicity |
| KE:870 | Increase, Cell Proliferation |
| 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:148 | EGFR Activation Leading to Decreased Lung Function | Respiratory system disease | Under Development | Human, Mouse, Rat | 0.25 | KE:962 | Increase, Mucin production |
| AOP:151 | AhR activation leading to preeclampsia | Cardiovascular system disease | Under Development | Homo sapiens, Mus musculus | 0.14 | KE:948 | reduced production, VEGF |
| AOP:154 | Inhibition of Calcineurin Activity Leading to Impaired T-Cell Dependent Antibody Response | Immune system disease | WPHA/WNT Endorsed | Homo sapiens, Mus musculus, Macaca fascicularis, Rattus norvegicus | 0.2 | KE:981 | Reduction, NFAT/AP-1 complex formation |
| AOP:155 | Deiodinase 2 inhibition leading to increased mortality via reduced posterior swim bladder inflation | Unclassified | WPHA/WNT Endorsed | Fathead minnow, Zebrafish | 0.17 | KE:1003 | Decreased, Triiodothyronine (T3) |
| AOP:156 | Deiodinase 2 inhibition leading to increased mortality via reduced anterior swim bladder inflation | Unclassified | WPHA/WNT Endorsed | Zebrafish, Fathead minnow | 0.17 | KE:1003 | Decreased, Triiodothyronine (T3) |
| AOP:157 | Deiodinase 1 inhibition leading to increased mortality via reduced posterior swim bladder inflation | Unclassified | WPHA/WNT Endorsed | Zebrafish, Fathead minnow | 0.17 | KE:1003 | Decreased, Triiodothyronine (T3) |
| AOP:158 | Deiodinase 1 inhibition leading to increased mortality via reduced anterior swim bladder inflation | Unclassified | WPHA/WNT Endorsed | Zebrafish, Fathead minnow | 0.17 | KE:1003 | Decreased, Triiodothyronine (T3) |
| AOP:159 | Thyroperoxidase inhibition leading to increased mortality via reduced anterior swim bladder inflation | Unclassified | WPHA/WNT Endorsed | Zebrafish, Fathead minnow | 0.25 | KE:1003 | Decreased, Triiodothyronine (T3) |
| KE:281 | Thyroxine (T4) in serum, Decreased |
| 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: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 | 0.25 | KE:1497 | Increased, recruitment of inflammatory cells |
| KE:1496 | Increased, secretion of proinflammatory mediators |
| AOP:175 | Thyroperoxidase inhibition leading to altered amphibian metamorphosis | Unclassified | - | African clawed frog | 0.25 | KE:281 | Thyroxine (T4) in serum, Decreased |
| AOP:176 | Sodium Iodide Symporter (NIS) Inhibition leading to altered amphibian metamorphosis | Unclassified | - | African clawed frog | 0.2 | KE:281 | Thyroxine (T4) in serum, Decreased |
| AOP:188 | Iodotyrosine deiodinase (IYD) inhibition leading to altered amphibian metamorphosis | Unclassified | - | African clawed frog | 0.2 | KE:281 | Thyroxine (T4) in serum, Decreased |
| AOP:189 | Type I iodothyronine deiodinase (DIO1) inhibition leading to altered amphibian metamorphosis | Unclassified | - | African clawed frog | 0.5 | KE:1116 | Decreased, Triiodothyronine (T3) in tissues |
| KE:1003 | Decreased, Triiodothyronine (T3) |
| AOP:190 | Type II iodothyronine deiodinase (DIO2) inhibition leading to altered amphibian metamorphosis | Unclassified | - | African clawed frog | 0.5 | KE:1116 | Decreased, Triiodothyronine (T3) in tissues |
| KE:1829 | Altered, Thyroid hormone-dependent gene expression |
| KE:1023 | Increased, Thyroid-stimulating hormone (TSH) |
| AOP:191 | Type III iodotyrosine deiodinase (DIO3) inhibition leading to altered amphibian metamorphosis | Unclassified | - | African clawed frog | 0.25 | KE:1829 | Altered, Thyroid hormone-dependent gene expression |
| AOP:192 | Pendrin inhibition leading to altered amphibian metamorphosis | Unclassified | - | African clawed frog | 0.25 | KE:281 | Thyroxine (T4) in serum, Decreased |
| AOP:193 | Dual oxidase (DUOX) inhibition leading to altered amphibian metamorphosis | Unclassified | - | African clawed frog | 0.25 | KE:281 | Thyroxine (T4) in serum, Decreased |
| AOP:194 | Hepatic nuclear receptor activation leading to altered amphibian metamorphosis | Unclassified | - | African clawed frog | 0.17 | KE:281 | Thyroxine (T4) in serum, Decreased |
| AOP:201 | Juvenile hormone receptor agonism leading to male offspring induction associated population decline | Unclassified | - | Daphnia magna, Daphnia pulex | 0.17 | KE:1206 | Induction, Doublesex1 gene |
| 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: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:218 | Inhibition of CYP7B activity leads to decreased reproductive success via decreased locomotor activity | Unclassified | - | Japanese quail, Cynops pyrrhogaster | 0.33 | KE:1141 | Decreased, Reproductive Success |
| KE:1389 | Locomotor activity, decreased |
| AOP:219 | Inhibition of CYP7B activity leads to decreased reproductive success via decreased sexual behavior | Unclassified | - | Japanese quail, Cynops pyrrhogaster | 0.33 | KE:1390 | Sexual behavior, decreased |
| KE:1141 | Decreased, Reproductive Success |
| 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:263 | Uncoupling of oxidative phosphorylation leading to growth inhibition via decreased cell proliferation | Unclassified | WPHA/WNT Endorsed | Zebrafish, Mouse, Rat, Lemna minor, Human, Caenorhabditis elegans | 0.5 | KE:1821 | Decrease, Cell proliferation |
| KE:1771 | Decrease, Adenosine triphosphate pool |
| AOP:264 | Uncoupling of oxidative phosphorylation leading to growth inhibition via ATP depletion associated cell death | Unclassified | Under Development | | 0.25 | KE:1771 | Decrease, Adenosine triphosphate pool |
| AOP:266 | Uncoupling of oxidative phosphorylation leading to growth inhibition via decreased Na-K ATPase activity | Unclassified | Under Development | | 0.17 | KE:1771 | Decrease, Adenosine triphosphate pool |
| AOP:267 | Uncoupling of oxidative phosphorylation leading to growth inhibition via glucose depletion | Unclassified | Under Development | | 0.2 | KE:1821 | Decrease, Cell proliferation |
| AOP:271 | Inhibition of thyroid peroxidase leading to impaired fertility in fish | Unclassified | Under Development | Fish | 0.2 | KE:219 | Reduction, Plasma 17beta-estradiol concentrations |
| 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:275 | Histone deacetylase inhibition leads to neural tube defects | Neural tube defect | - | | 0.2 | KE:1239 | Altered, Gene Expression |
| 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 | 0.5 | KE:1821 | Decrease, Cell proliferation |
| KE:1771 | Decrease, Adenosine triphosphate pool |
| AOP:287 | Mitochondrial complex III antagonism leading to growth inhibition (2) | Unclassified | - | Lemna minor, Daphnia magna, Danio rerio | 0.5 | KE:1771 | Decrease, Adenosine triphosphate pool |
| KE:1825 | Increase, Cell death |
| AOP:289 | Inhibition of 5α-reductase leading to impaired fecundity in female fish | Unclassified | Under Development | Fish | 0.17 | KE:219 | Reduction, Plasma 17beta-estradiol concentrations |
| AOP:290 | Mitochondrial ATP synthase antagonism leading to growth inhibition (1) | Unclassified | - | Daphnia magna | 0.5 | KE:1821 | Decrease, Cell proliferation |
| KE:1771 | Decrease, Adenosine triphosphate pool |
| AOP:291 | Mitochondrial ATP synthase antagonism leading to growth inhibition (2) | Unclassified | - | Daphnia magna | 0.5 | KE:1771 | Decrease, Adenosine triphosphate pool |
| KE:1825 | Increase, Cell death |
| 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:305 | 5α-reductase inhibition leading to short anogenital distance (AGD) in male (mammalian) offspring | Unclassified | Under Development | Rat, Human, Mouse | 0.2 | KE:286 | Altered, Transcription of genes by the androgen receptor |
| AOP:306 | Androgen receptor (AR) antagonism leading to short anogenital distance (AGD) in male (mammalian) offspring | Unclassified | Under Development | Rat, Human, Mouse | 0.25 | KE:286 | Altered, Transcription of genes by the androgen receptor |
| AOP:309 | Luteinizing hormone receptor antagonism leading to reproductive dysfunction | Unclassified | - | Fish | 0.43 | KE:1693 | Reduction, Plasma progesterone concentration |
| KE:1692 | Reduction, Progesterone synthesis |
| KE:1695 | Impaired ovulation |
| AOP:310 | Embryonic Activation of the AHR leading to Reproductive failure, via epigenetic down-regulation of GnRHR | Unclassified | - | Zebrafish | 0.25 | KE:285 | Reduction, Vitellogenin synthesis in liver |
| KE:219 | Reduction, Plasma 17beta-estradiol concentrations |
| KE:3 | Reduction, 17beta-estradiol synthesis by ovarian granulosa 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:318 | Glucocorticoid Receptor activation leading to hepatic steatosis | Gastrointestinal system disease; Inherited metabolic disorder | - | | 0.2 | KE:291 | Accumulation, Triglyceride |
| AOP:320 | Binding of SARS-CoV-2 to ACE2 receptor leading to acute respiratory distress associated mortality | Unclassified | Under Development | Homo sapiens | 0.22 | KE:1496 | Increased, secretion of proinflammatory mediators |
| KE:1750 | Increased inflammatory immune responses |
| AOP:321 | Reduced environmental pH leading to thinner shells in Mytilus edulis | Unclassified | - | | 0.18 | KE:592 | Reduced, survival |
| KE:10042 | Abnormal development |
| 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:337 | DNA methyltransferase inhibition leading to population decline (2) | Unclassified | - | Daphnia magna | 0.12 | KE:1776 | Increase, Ovarian somatic cell apoptosis |
| AOP:339 | DNA methyltransferase inhibition leading to population decline (4) | Unclassified | - | | 0.12 | KE:1776 | Increase, Ovarian somatic cell apoptosis |
| AOP:344 | Androgen receptor (AR) antagonism leading to nipple retention (NR) in male (mammalian) offspring | Unclassified | Under Development | | 0.25 | KE:286 | Altered, Transcription of genes by the androgen receptor |
| AOP:346 | Aromatase inhibition leads to male-biased sex ratio via impacts on gonad differentiation | Unclassified | WPHA/WNT Endorsed | Zebrafish, Oreochromis niloticus, Chinook salmon, Fathead minnow, European sea bass | 0.4 | KE:1789 | Reduction, 17beta-estradiol synthesis by the undifferentiated gonad |
| KE:1790 | Increased, Differentiation to Testis |
| AOP:348 | Inhibition of 11β-Hydroxysteroid Dehydrogenase leading to decreased population trajectory | Unclassified | Under Development | Fish | 0.4 | KE:1758 | Impaired, Spermatogenesis |
| KE:406 | decreased, Fertility |
| AOP:349 | Inhibition of 11β-hydroxylase leading to decresed population trajectory | Unclassified | Under Development | Fish | 0.25 | KE:1798 | Decreased spermatogenesis |
| KE:406 | decreased, Fertility |
| AOP:362 | Immune mediated hepatitis | Gastrointestinal system disease; Immune system disease | - | Homo sapiens, Rat | 0.25 | KE:1817 | Apoptotic cell death |
| KE:1633 | Increase in inflammation |
| AOP:363 | Thyroperoxidase inhibition leading to altered visual function via altered retinal layer structure | Unclassified | Under Review | Zebrafish | 0.25 | KE:1003 | Decreased, Triiodothyronine (T3) |
| KE:281 | Thyroxine (T4) in serum, Decreased |
| AOP:364 | Thyroperoxidase inhibition leading to altered visual function via decreased eye size | Unclassified | Under Development | | 0.25 | KE:1003 | Decreased, Triiodothyronine (T3) |
| KE:281 | Thyroxine (T4) in serum, Decreased |
| AOP:365 | Thyroperoxidase inhibition leading to altered visual function via altered photoreceptor patterning | Unclassified | Under Development | | 0.25 | KE:1003 | Decreased, Triiodothyronine (T3) |
| KE:281 | Thyroxine (T4) in serum, Decreased |
| AOP:366 | Competitive binding to thyroid hormone carrier protein transthyretin (TTR) leading to altered amphibian metamorphosis | Unclassified | - | | 0.14 | KE:281 | Thyroxine (T4) in serum, Decreased |
| AOP:367 | Competitive binding to thyroid hormone carrier protein thyroid binding globulin (TBG) leading to altered amphibian metamorphosis | Unclassified | - | | 0.14 | KE:281 | Thyroxine (T4) in serum, Decreased |
| AOP:368 | Cytochrome oxidase inhibition leading to increased nasal lesions | Unclassified | - | Rodents, Human | 0.33 | KE:1825 | Increase, Cell death |
| AOP:372 | Androgen receptor antagonism leading to testicular cancer | Endocrine system disease; Reproductive system disease; Cancer | - | | 0.4 | KE:286 | Altered, Transcription of genes by the androgen receptor |
| KE:1616 | Malformation, cryptorchidism - maldescended testis |
| AOP:374 | Binding of Sars-CoV-2 spike protein to ACE 2 receptors expressed on brain cells (neuronal and non-neuronal) leads to neuroinflammation resulting in encephalitis | Nervous system disease | Under Development | Human | 0.25 | KE:352 | N/A, Neurodegeneration |
| AOP:376 | Androgen receptor agonism leading to male-biased sex ratio | Unclassified | WPHA/WNT Endorsed | Zebrafish, Medaka, Fathead minnow, Channel catfish, Oreochromis niloticus, Chinook salmon | 0.25 | KE:1790 | Increased, Differentiation to Testis |
| AOP:382 | Angiotensin II type 1 receptor (AT1R) agonism leading to lung fibrosis | Musculoskeletal system disease; Respiratory system disease | Under Development | | 0.33 | KE:1115 | Increase, Reactive oxygen species |
| KE:1496 | Increased, secretion of proinflammatory mediators |
| 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: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:388 | Deposition of ionising energy leading to population decline via programmed cell death | Reproductive system disease | - | Lemna minor | 0.2 | KE:1864 | Increase, Programmed cell death |
| AOP:397 | Bulky DNA adducts leading to mutations | Genetic disease | Under Development | | 0.33 | KE:155 | Inadequate DNA repair |
| AOP:399 | Inhibition of Fyna leading to increased mortality via decreased eye size (Microphthalmos) | Unclassified | - | Zebrafish | 0.12 | KE:1821 | Decrease, Cell proliferation |
| AOP:410 | GSK3beta inactivation leading to increased mortality via defects in developing inner ear | Unclassified | - | Zebrafish | 0.1 | KE:1825 | Increase, Cell death |
| AOP:413 | Oxidation and antagonism of reduced glutathione leading to mortality via acute renal failure | Unclassified | - | Fish, Mice | 0.17 | KE:1115 | Increase, Reactive oxygen species |
| AOP:414 | Aryl hydrocarbon receptor activation leading to lung fibrosis through TGF-β dependent fibrosis toxicity pathway | Musculoskeletal system disease; Respiratory system disease | - | | 0.2 | KE:1920 | Altered gene expression, TGF-β dependent fibrosis pathway |
| 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 | - | | 0.4 | KE:1825 | Increase, Cell death |
| 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:437 | Inhibition of mitochondrial electron transport chain (ETC) complexes leading to kidney toxicity | Urinary system disease | Under Development | | 0.2 | KE:1392 | Oxidative Stress |
| AOP:439 | Activation of the AhR leading to metastatic breast cancer | Thoracic disease; Cancer | Under Development | Humans, Mice | 0.33 | KE:1971 | Increased, tumor growth |
| KE:149 | Increase, Inflammation |
| 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 | 0.2 | KE:155 | Inadequate DNA repair |
| KE:112 | Antagonism, Estrogen receptor |
| AOP:444 | Ionizing radiation leads to reduced reproduction in Eisenia fetida via reduced spermatogenesis and cocoon hatchability | Unclassified | - | | 0.33 | KE:1392 | Oxidative Stress |
| KE:1365 | Increase, Apoptosis |
| KE:1798 | Decreased spermatogenesis |
| AOP:445 | Estrogen Receptor Alpha Agonism leads to Impaired Reproduction | Reproductive system disease | - | | 0.12 | KE:1989 | Impaired, Oocyte maturation and ovulation |
| AOP:447 | Kidney failure induced by inhibition of mitochondrial electron transfer chain through apoptosis, inflammation and oxidative stress pathways | Urinary system disease | - | | 0.25 | KE:1392 | Oxidative Stress |
| KE:1365 | Increase, Apoptosis |
| KE:1633 | Increase in inflammation |
| AOP:451 | Interaction with lung resident cell membrane components leads to lung cancer | Cancer | - | Human | 0.44 | KE:1497 | Increased, recruitment of inflammatory cells |
| KE:870 | Increase, Cell Proliferation |
| KE:1115 | Increase, Reactive oxygen species |
| KE:1496 | Increased, secretion of proinflammatory mediators |
| AOP:452 | Adverse outcome pathway of PM-induced respiratory toxicity | Respiratory system disease | - | | 0.18 | KE:1392 | Oxidative Stress |
| KE:1262 | Apoptosis |
| AOP:460 | Antagonism of Smoothened receptor leading to orofacial clefting | Unclassified | Under Development | Mouse | 0.33 | KE:1821 | Decrease, Cell proliferation |
| KE:2040 | Decrease, GLI1/2 target gene expression |
| KE:1262 | Apoptosis |
| AOP:464 | Calcium overload in dopaminergic neurons of the substantia nigra leading to parkinsonian motor deficits | Nervous system disease | - | | 0.11 | KE:1392 | Oxidative Stress |
| KE:1825 | Increase, Cell death |
| AOP:465 | Alcohol dehydrogenase leading to reproductive dysfunction | Unclassified | - | | 0.12 | KE:2050 | Increase, developmental abnormalities |
| AOP:467 | Knickkopf leading to mortality | Unclassified | - | | 0.11 | KE:2050 | Increase, developmental abnormalities |
| AOP:470 | Deposition of energy leads to abnormal vascular remodeling | Cardiovascular system disease | Under Review | Human, Rat, Mouse, Rabbit | 0.38 | KE:1493 | Increased Pro-inflammatory mediators |
| KE:1392 | Oxidative Stress |
| KE:2244 | Altered Stress Response Signaling |
| 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 | 0.3 | KE:1392 | Oxidative Stress |
| KE:155 | Inadequate DNA repair |
| KE:870 | Increase, Cell Proliferation |
| AOP:479 | Mitochondrial complexes inhibition leading to left ventricular function decrease via increased myocardial oxidative stress | Cardiovascular system disease; Thoracic disease | Under Development | | 0.14 | KE:1392 | Oxidative Stress |
| 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:482 | Deposition of energy leading to occurrence of bone loss | Musculoskeletal system disease | Under Review | Human, Mouse, Rat, Rhesus monkeys | 0.29 | KE:1392 | Oxidative Stress |
| KE:1825 | Increase, Cell death |
| AOP:495 | Androgen receptor activation leading to prostate cancer | Reproductive system disease; Cancer | - | | 0.33 | KE:854 | Alterations, Cellular proliferation / hyperplasia |
| KE:286 | Altered, Transcription of genes by the androgen receptor |
| KE:1183 | Decreased, Apoptosis (Epithelial Cells) |
| AOP:496 | Androgen receptor agonism leading to reproduction dysfunction (in zebrafish) | Unclassified | - | Zebrafish | 0.3 | KE:286 | Altered, Transcription of genes by the androgen receptor |
| KE:219 | Reduction, Plasma 17beta-estradiol concentrations |
| KE:1690 | Decrease, circulating testosterone levels |
| AOP:504 | SULT1E1 inhibition leading to uterine adenocarcinoma via increased estrogen availability at target organ level | Unclassified | - | Mammals | 0.33 | KE:2251 | Estradiol availability, increased |
| AOP:507 | Nrf2 inhibition leading to vascular disrupting effects via inflammation pathway | Cardiovascular system disease | - | Mouse, Zebrafish, Human | 0.17 | KE:1392 | Oxidative Stress |
| AOP:509 | Nrf2 inhibition leading to vascular disrupting effects through activating apoptosis signal pathway and mitochondrial dysfunction | Cardiovascular system disease | - | | 0.29 | KE:1392 | Oxidative Stress |
| KE:1365 | Increase, Apoptosis |
| AOP:510 | Demethylation of PPAR promotor leading to vascular disrupting effects | Cardiovascular system disease | - | Human, Mouse, Zebrafish | 0.2 | KE:1392 | Oxidative Stress |
| KE:2165 | Activation of PPAR |
| AOP:517 | Pregnane X Receptor (PXR) activation leads to liver steatosis | Gastrointestinal system disease; Inherited metabolic disorder | - | Vertebrates | 0.4 | KE:291 | Accumulation, Triglyceride |
| KE:54 | Up Regulation, CD36 |
| AOP:518 | Liver X Receptor (LXR) activation leads to liver steatosis | Gastrointestinal system disease; Inherited metabolic disorder | - | Vertebrates | 0.4 | KE:291 | Accumulation, Triglyceride |
| KE:89 | Synthesis, De Novo Fatty Acid (FA) |
| AOP:524 | Gluten-driven immune activation leading to celiac disease in genetically predisposed individuals | Immune system disease; Gastrointestinal system disease | - | Human | 0.11 | KE:2255 | Innate immune response, activation |
| AOP:529 | Perfluorooctanesulfonic acid (PFOS) binding to peroxisome proliferator-activated receptors (PPARs) causes dysregulation of lipid metabolism and subsequent liver steatosis | Gastrointestinal system disease; Inherited metabolic disorder | - | Vertebrates, Mouse, Rat, Zebrafish | 0.25 | KE:2224 | Dysregulation of transcriptional expression within PPAR signaling network |
| KE:291 | Accumulation, Triglyceride |
| AOP:536 | Estrogen receptor agonism leading to reduced survival and population growth due to renal failure | Unclassified | - | | 0.17 | KE:307 | Increase, Vitellogenin synthesis in liver |
| AOP:537 | Estrogen receptor agonism leads to reduced fecundity via increased vitellogenin in the liver | Unclassified | - | | 0.4 | KE:307 | Increase, Vitellogenin synthesis in liver |
| KE:364 | Impaired development of, Reproductive organs |
| 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:549 | Aromatase inhibition leads to reproductive toxicity (including growth and developmental toxicity) in adult female zebrafish | Unclassified | - | | 0.12 | KE:219 | Reduction, Plasma 17beta-estradiol concentrations |
| AOP:550 | Increased LMNA gene mutation leading to heart failure | Cardiovascular system disease | - | Human, Mouse, Rat | 0.2 | KE:2066 | Altered Signaling Pathways |
| AOP:561 | Aromatase induction leading to estrogen receptor alpha activation via increased estradiol | Unclassified | - | Vertebrates | 0.4 | KE:2294 | Plasma estradiol, increased |
| KE:2251 | Estradiol availability, increased |
| 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 | 0.17 | KE:1262 | Apoptosis |
| AOP:564 | DBDPE-induced inhibition of mitochondrial complex Ⅰ leading to population decline via neurotoxicity and metabotoxicity. | Unclassified | - | Zebrafish | 0.18 | KE:2301 | Abnormal, Behavior |
| 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 |
| AOP:573 | Inhibition, cytochrome oxidase leads to Increased, pulmonary edema | Respiratory system disease | - | Rodents, Humans | 0.33 | KE:1825 | Increase, Cell death |
| AOP:574 | Inhibition, cytochrome oxidase leads to Loss of olfactory function | Unclassified | - | Rodents, Humans | 0.33 | KE:1825 | Increase, Cell death |