| AOP:7 | Aromatase (Cyp19a1) reduction leading to impaired fertility in adult female | Reproductive system disease; Endocrine system disease; Reproductive system disease | Under Review | Rat, Mouse, Human | 0.2 | KE:408 | reduction in ovarian granulosa cells, Aromatase (Cyp19a1) |
| 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 | 0.11 | KE:239 | Activation, Pregnane-X receptor, NR1l2 |
| AOP:18 | PPARα activation in utero leading to impaired fertility in males | Reproductive system disease | Under Review | Human, Rat, Mouse | 0.25 | KE:227 | Activation, PPARα |
| KE:289 | Decrease, Translocator protein (TSPO) |
| AOP:19 | Androgen receptor antagonism leading to adverse effects in the male foetus (mammals) | Reproductive system disease | - | | 0.4 | KE:286 | Altered, Transcription of genes by the androgen receptor |
| KE:26 | Antagonism, Androgen receptor |
| 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:18 | Activation, AhR |
| AOP:25 | Aromatase inhibition leading to reproductive dysfunction | Unclassified | WPHA/WNT Endorsed | Fathead minnow, Medaka, Zebrafish | 0.12 | KE:36 | Inhibition, Aromatase |
| AOP:27 | Cholestatic Liver Injury induced by Inhibition of the Bile Salt Export Pump (ABCB11) | Gastrointestinal system disease | Under Development | Humans | 0.38 | KE:41 | Inhibition, Bile Salt Export Pump (ABCB11) |
| KE:149 | Increase, Inflammation |
| KE:288 | Activation of specific nuclear receptors, Transcriptional change |
| AOP:30 | Estrogen receptor antagonism leading to reproductive dysfunction | Unclassified | Under Review | Zebra danio, Fathead minnow, Medaka | 0.17 | KE:112 | Antagonism, Estrogen receptor |
| AOP:37 | PPARα activation leading to hepatocellular adenomas and carcinomas in rodents | Cancer; Gastrointestinal system disease | Under Development | Mouse, Rat | 0.2 | KE:227 | Activation, PPARα |
| AOP:41 | Sustained AhR Activation leading to Rodent Liver Tumours | Cancer; Gastrointestinal system disease | Under Review | Rattus sp. ABTC 42503, Mus sp. 2000082 | 0.2 | KE:165 | Activation, Long term AHR receptor driven direct and indirect gene expression changes |
| AOP:42 | Inhibition of Thyroperoxidase and Subsequent Adverse Neurodevelopmental Outcomes in Mammals | Cognitive disorder | WPHA/WNT Endorsed | Human, Rat, Mouse | 0.12 | KE:279 | Thyroperoxidase, Inhibition |
| AOP:58 | NR1I3 (CAR) suppression leading to hepatic steatosis | Gastrointestinal system disease; Inherited metabolic disorder | - | Human, Mouse, Rat | 0.12 | KE:456 | Suppression, Constitutive androstane receptor, NR1l3 |
| KE:457 | Activation, SREBF1 |
| AOP:111 | Decrease in androgen receptor activity leading to Leydig cell tumors (in rat) | Cancer; Reproductive system disease | - | Rattus norvegicus | 0.2 | KE:1614 | Decrease, androgen receptor activation |
| 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:279 | Thyroperoxidase, Inhibition |
| AOP:123 | Unknown MIE leading to reproductive dysfunction via increased HIF-1alpha transcription | Unclassified | - | Pimephales promelas | 0.36 | KE:800 | Decreased, Aromatase (Cyp19a1) mRNA |
| KE:802 | Increased, HIF-1 alpha transcription |
| KE:799 | Increased, HIF-1 heterodimer |
| KE:801 | modulation, Unknown |
| 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:18 | Activation, AhR |
| 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:18 | Activation, AhR |
| AOP:151 | AhR activation leading to preeclampsia | Cardiovascular system disease | Under Development | Homo sapiens, Mus musculus | 0.14 | KE:18 | Activation, AhR |
| AOP:159 | Thyroperoxidase inhibition leading to increased mortality via reduced anterior swim bladder inflation | Unclassified | WPHA/WNT Endorsed | Zebrafish, Fathead minnow | 0.12 | KE:279 | Thyroperoxidase, Inhibition |
| AOP:175 | Thyroperoxidase inhibition leading to altered amphibian metamorphosis | Unclassified | - | African clawed frog | 0.25 | KE:279 | Thyroperoxidase, Inhibition |
| AOP:220 | Cyp2E1 Activation Leading to Liver Cancer | Cancer; Gastrointestinal system disease | WPHA/WNT Endorsed | Rodents, Homo sapiens | 0.4 | KE:1392 | Oxidative Stress |
| KE:1391 | Activation of Cyp2E1 |
| AOP:271 | Inhibition of thyroid peroxidase leading to impaired fertility in fish | Unclassified | Under Development | Fish | 0.2 | KE:279 | Thyroperoxidase, Inhibition |
| AOP:306 | Androgen receptor (AR) antagonism leading to short anogenital distance (AGD) in male (mammalian) offspring | Unclassified | Under Development | Rat, Human, Mouse | 0.75 | KE:286 | Altered, Transcription of genes by the androgen receptor |
| KE:1614 | Decrease, androgen receptor activation |
| KE:26 | Antagonism, Androgen receptor |
| AOP:310 | Embryonic Activation of the AHR leading to Reproductive failure, via epigenetic down-regulation of GnRHR | Unclassified | - | Zebrafish | 0.08 | KE:18 | Activation, AhR |
| AOP:323 | PPARalpha Agonism Leading to Decreased Viable Offspring via Decreased 11-Ketotestosterone | Unclassified | - | Teleost fish | 0.17 | KE:227 | Activation, PPARα |
| AOP:344 | Androgen receptor (AR) antagonism leading to nipple retention (NR) in male (mammalian) offspring | Unclassified | Under Development | | 0.75 | KE:286 | Altered, Transcription of genes by the androgen receptor |
| KE:1614 | Decrease, androgen receptor activation |
| KE:26 | Antagonism, Androgen receptor |
| AOP:345 | Androgen receptor (AR) antagonism leading to decreased fertility in females | Endocrine system disease; Reproductive system disease; Reproductive system disease | Under Development | Mammals | 0.5 | KE:286 | Altered, Transcription of genes by the androgen receptor |
| KE:1614 | Decrease, androgen receptor activation |
| KE:26 | Antagonism, 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 | 0.2 | KE:36 | Inhibition, Aromatase |
| AOP:363 | Thyroperoxidase inhibition leading to altered visual function via altered retinal layer structure | Unclassified | Under Review | Zebrafish | 0.12 | KE:279 | Thyroperoxidase, Inhibition |
| AOP:364 | Thyroperoxidase inhibition leading to altered visual function via decreased eye size | Unclassified | Under Development | | 0.12 | KE:279 | Thyroperoxidase, Inhibition |
| AOP:365 | Thyroperoxidase inhibition leading to altered visual function via altered photoreceptor patterning | Unclassified | Under Development | | 0.12 | KE:279 | Thyroperoxidase, Inhibition |
| AOP:372 | Androgen receptor antagonism leading to testicular cancer | Endocrine system disease; Reproductive system disease; Cancer | - | | 0.6 | KE:286 | Altered, Transcription of genes by the androgen receptor |
| KE:1614 | Decrease, androgen receptor activation |
| KE:26 | Antagonism, Androgen receptor |
| AOP:411 | Oxidative stress Leading to Decreased Lung Function | Respiratory system disease | - | Homo sapiens | 0.25 | KE:1392 | Oxidative Stress |
| 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:18 | Activation, AhR |
| AOP:415 | Aryl hydrocarbon receptor activation leading to lung fibrosis through IL-6 toxicity pathway | Musculoskeletal system disease; Respiratory system disease | - | | 0.2 | KE:18 | Activation, AhR |
| AOP:416 | Aryl hydrocarbon receptor activation leading to lung cancer through IL-6 toxicity pathway | Cancer | - | | 0.17 | KE:18 | Activation, AhR |
| AOP:417 | Aryl hydrocarbon receptor activation leading to lung cancer through AHR-ARNT toxicity pathway | Cancer | - | | 0.4 | KE:18 | Activation, AhR |
| KE:17 | Altered gene expression, AHR nuclear translocator (ARNT)-dependent pathway |
| AOP:418 | Aryl hydrocarbon receptor activation leading to impaired lung function through AHR-ARNT toxicity pathway | Respiratory system disease | - | | 0.4 | KE:18 | Activation, AhR |
| KE:17 | Altered gene expression, AHR nuclear translocator (ARNT)-dependent pathway |
| AOP:419 | Aryl hydrocarbon receptor activation leading to impaired lung function through P53 toxicity pathway | Respiratory system disease | - | | 0.25 | KE:18 | Activation, AhR |
| AOP:420 | Aryl hydrocarbon receptor activation leading to lung cancer through sustained NRF2 toxicity pathway | Cancer | - | | 0.5 | KE:18 | Activation, AhR |
| KE:1917 | Altered gene expression, NRF2 dependent antioxidant pathway |
| AOP:424 | Oxidative stress Leading to Decreased Lung Function via CFTR dysfunction | Respiratory system disease | - | Human | 0.17 | KE:1392 | Oxidative Stress |
| AOP:425 | Oxidative Stress Leading to Decreased Lung Function via Decreased FOXJ1 | Respiratory system disease | - | Human | 0.17 | KE:1392 | Oxidative Stress |
| AOP:439 | Activation of the AhR leading to metastatic breast cancer | Thoracic disease; Cancer | Under Development | Humans, Mice | 0.22 | KE:18 | Activation, AhR |
| KE:149 | Increase, Inflammation |
| AOP:440 | Hypothalamus estrogen receptors activity suppression leading to ovarian cancer via ovarian epithelial cell hyperplasia | Benign neoplasm; Endocrine system disease; Reproductive system disease; Reproductive system disease; Cancer; Endocrine system disease | Under Development | Human, Rat, Mice | 0.22 | KE:1046 | Suppression, Estrogen receptor (ER) activity |
| KE:1973 | Increased, estrogens |
| AOP:445 | Estrogen Receptor Alpha Agonism leads to Impaired Reproduction | Reproductive system disease | - | | 0.12 | KE:1065 | Activation, estrogen receptor alpha |
| AOP:447 | Kidney failure induced by inhibition of mitochondrial electron transfer chain through apoptosis, inflammation and oxidative stress pathways | Urinary system disease | - | | 0.17 | KE:1392 | Oxidative Stress |
| KE:1917 | Altered gene expression, NRF2 dependent antioxidant pathway |
| AOP:455 | Aryl hydrocarbon receptor activation leading to early life stage mortality via sox9 repression induced impeded craniofacial development | Musculoskeletal system disease | Under Review | Zebrafish, Mouse, Human, Sebastiscus marmoratus, Salmo salar, Chicken | 0.17 | KE:18 | Activation, AhR |
| 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:18 | Activation, AhR |
| AOP:458 | AhR activation in the liver leading to Subsequent Adverse Neurodevelopmental Outcomes in Mammals | Cognitive disorder | - | Rat, Mouse, Monkey, Human | 0.12 | KE:18 | Activation, AhR |
| AOP:459 | AhR activation in the thyroid leading to Subsequent Adverse Neurodevelopmental Outcomes in Mammals | Cognitive disorder | - | Human, Mouse, Rat | 0.22 | KE:18 | Activation, AhR |
| KE:1392 | Oxidative Stress |
| AOP:472 | DNA adduct formation leading to kidney failure | Urinary system disease | - | | 0.22 | KE:1392 | Oxidative Stress |
| KE:149 | Increase, Inflammation |
| AOP:477 | Androgen receptor (AR) antagonism leading to hypospadias in male (mammalian) offspring | Physical disorder | - | | 0.67 | KE:1614 | Decrease, androgen receptor activation |
| KE:26 | Antagonism, Androgen receptor |
| 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 | 0.1 | KE:2126 | Estrogen receptor alpha inactivation |
| AOP:494 | AhR activation leading to liver fibrosis | Gastrointestinal system disease | - | Mus musculus, Homo sapiens | 0.17 | KE:18 | Activation, AhR |
| 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 | - | | 0.25 | KE:1392 | Oxidative Stress |
| KE:2126 | Estrogen receptor alpha inactivation |
| AOP:503 | Activation of uterine estrogen receptor-alfa leading to endometrial adenocarcinoma, via epigenetic modulation | Reproductive system disease; Cancer | Under Review | Human, Mouse | 0.17 | KE:1065 | Activation, estrogen receptor alpha |
| AOP:517 | Pregnane X Receptor (PXR) activation leads to liver steatosis | Gastrointestinal system disease; Inherited metabolic disorder | - | Vertebrates | 0.2 | KE:239 | Activation, Pregnane-X receptor, NR1l2 |
| AOP:536 | Estrogen receptor agonism leading to reduced survival and population growth due to renal failure | Unclassified | - | | 0.17 | KE:111 | Agonism, Estrogen receptor |
| AOP:537 | Estrogen receptor agonism leads to reduced fecundity via increased vitellogenin in the liver | Unclassified | - | | 0.2 | KE:111 | Agonism, Estrogen receptor |
| AOP:545 | Activation, Pregnane-X receptor, NR1l2 leads to increased plasma low-density lipoprotein (LDL) cholesterol via increased cholesterol synthesis | Unclassified | - | Mammals | 0.2 | KE:239 | Activation, Pregnane-X receptor, NR1l2 |
| AOP:548 | Activation, Pregnane-X receptor, NR1l2 leads to increased plasma low-density lipoprotein (LDL) cholesterol via increased PCSK9 protein expression | Unclassified | - | Mammals | 0.2 | KE:239 | Activation, Pregnane-X receptor, NR1l2 |
| AOP:549 | Aromatase inhibition leads to reproductive toxicity (including growth and developmental toxicity) in adult female zebrafish | Unclassified | - | | 0.12 | KE:36 | Inhibition, Aromatase |
| 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:18 | Activation, AhR |