| 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 | 0.4 | KE:219 | Reduction, Plasma 17beta-estradiol concentrations |
| KE:3 | Reduction, 17beta-estradiol synthesis by ovarian granulosa cells |
| 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:281 | Thyroxine (T4) in serum, Decreased |
| AOP:18 | PPARα activation in utero leading to impaired fertility in males | Reproductive system disease | Under Review | Human, Rat, Mouse | 0.12 | KE:1690 | Decrease, circulating testosterone levels |
| AOP:23 | Androgen receptor agonism leading to reproductive dysfunction (in repeat-spawning fish) | Unclassified | WPHA/WNT Endorsed | Pimephales promelas | 0.2 | 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 | 0.25 | KE:219 | Reduction, Plasma 17beta-estradiol concentrations |
| KE:3 | Reduction, 17beta-estradiol synthesis by ovarian granulosa cells |
| AOP:42 | Inhibition of Thyroperoxidase and Subsequent Adverse Neurodevelopmental Outcomes in Mammals | Cognitive disorder | WPHA/WNT Endorsed | Human, Rat, Mouse | 0.12 | KE:281 | Thyroxine (T4) in serum, Decreased |
| AOP:54 | Inhibition of Na+/I- symporter (NIS) leads to learning and memory impairment | Developmental disorder of mental health | WPHA/WNT Endorsed | Homo sapiens, Rattus sp. | 0.1 | KE:281 | Thyroxine (T4) in serum, Decreased |
| AOP:64 | Glucocorticoid Receptor (GR) Mediated Adult Leydig Cell Dysfunction Leading to Decreased Male Fertility | Reproductive system disease | - | Rattus norvegicus | 0.29 | KE:520 | Decreased sperm quantity or quality in the adult, Decreased fertility |
| KE:1690 | Decrease, circulating testosterone levels |
| 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: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: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 | 0.29 | KE:1023 | Increased, Thyroid-stimulating hormone (TSH) |
| KE:281 | Thyroxine (T4) in serum, Decreased |
| 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:119 | Inhibition of thyroid peroxidase leading to follicular cell adenomas and carcinomas (in rat and mouse) | Cancer; Endocrine system disease | - | Rattus norvegicus, Mus musculus | 0.29 | KE:1023 | Increased, Thyroid-stimulating hormone (TSH) |
| KE:281 | Thyroxine (T4) in serum, Decreased |
| 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:122 | Prolyl hydroxylase inhibition leading to reproductive dysfunction via increased HIF1 heterodimer formation | Unclassified | - | Pimephales promelas | 0.2 | 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 | 0.18 | KE:219 | Reduction, Plasma 17beta-estradiol concentrations |
| KE:3 | Reduction, 17beta-estradiol synthesis by ovarian granulosa cells |
| AOP:124 | HMG-CoA reductase inhibition leading to decreased fertility | Reproductive system disease | - | Rattus rattus | 0.17 | KE:1690 | Decrease, circulating testosterone levels |
| 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:134 | Sodium Iodide Symporter (NIS) Inhibition and Subsequent Adverse Neurodevelopmental Outcomes in Mammals | Cognitive disorder | - | Rat, Homo sapiens | 0.11 | KE:281 | Thyroxine (T4) in serum, Decreased |
| 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: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:1828 | Increased, Thyroxine (T4) in serum |
| KE:1116 | Decreased, Triiodothyronine (T3) in tissues |
| 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:1154 | Increased, Triiodothyronine (T3) in tissues |
| 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:209 | Perturbation of cholesterol and glutathione homeostasis leading to hepatotoxicity: Integrated multi-OMICS approach for building AOP | Gastrointestinal system disease | - | | 0.12 | KE:1289 | Perturbation of cholesterol |
| AOP:267 | Uncoupling of oxidative phosphorylation leading to growth inhibition via glucose depletion | Unclassified | Under Development | | 0.2 | KE:2071 | Decrease, Glucose pool |
| 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:275 | Histone deacetylase inhibition leads to neural tube defects | Neural tube defect | - | | 0.2 | KE:1239 | Altered, Gene Expression |
| AOP:288 | Inhibition of 17α-hydrolase/C 10,20-lyase (Cyp17A1) activity leads to birth reproductive defects (cryptorchidism) in male (mammals) | Endocrine system disease | - | Human, Rat | 0.25 | KE:1613 | Decrease, dihydrotestosterone (DHT) level |
| KE:1690 | Decrease, circulating testosterone levels |
| AOP:289 | Inhibition of 5α-reductase leading to impaired fecundity in female fish | Unclassified | Under Development | Fish | 0.33 | KE:1613 | Decrease, dihydrotestosterone (DHT) level |
| KE:219 | Reduction, Plasma 17beta-estradiol concentrations |
| AOP:305 | 5α-reductase inhibition leading to short anogenital distance (AGD) in male (mammalian) offspring | Unclassified | Under Development | Rat, Human, Mouse | 0.2 | KE:1613 | Decrease, dihydrotestosterone (DHT) level |
| AOP:310 | Embryonic Activation of the AHR leading to Reproductive failure, via epigenetic down-regulation of GnRHR | Unclassified | - | Zebrafish | 0.17 | KE:219 | Reduction, Plasma 17beta-estradiol concentrations |
| KE:3 | Reduction, 17beta-estradiol synthesis by ovarian granulosa cells |
| AOP:329 | Excessive reactive oxygen species production leading to mortality (3) | Unclassified | - | Daphnia magna, Paracyclopina nana | 0.2 | KE:1772 | Decrease, Triglyceride |
| 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:1789 | Reduction, 17beta-estradiol synthesis by the undifferentiated gonad |
| AOP:349 | Inhibition of 11β-hydroxylase leading to decresed population trajectory | Unclassified | Under Development | Fish | 0.25 | KE:1835 | Cortisol and 11β-(OH) testosterone decreased |
| KE:1836 | Decreased plasma Cortisol level |
| 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 | - | | 0.29 | KE:959 | Increased, Free serum thyroxine (T4) |
| 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 | - | | 0.29 | KE:959 | Increased, Free serum thyroxine (T4) |
| KE:281 | Thyroxine (T4) in serum, Decreased |
| AOP:431 | Increased tumor necrosis factor (TNF) leading to increased risk of gestational diabetes mellitus (GDM) | Inherited metabolic disorder | - | Human | 0.2 | KE:1952 | Abnormal, Glucose homeostasis |
| AOP:439 | Activation of the AhR leading to metastatic breast cancer | Thoracic disease; Cancer | Under Development | Humans, Mice | 0.11 | KE:1971 | Increased, tumor growth |
| AOP:453 | Reactive oxygen species and subsequent oxidative stress lead to increased incidence of digestive morbidity and mortality in the general population | Gastrointestinal system disease | - | | 0.08 | KE:1995 | Abnormal lipid metabolism |
| AOP:457 | Succinate dehydrogenase inhibition leading to increased insulin resistance through reduction in circulating thyroxine | Inherited metabolic disorder | - | Human | 0.17 | KE:281 | Thyroxine (T4) in serum, Decreased |
| AOP:458 | AhR activation in the liver leading to Subsequent Adverse Neurodevelopmental Outcomes in Mammals | Cognitive disorder | - | Rat, Mouse, Monkey, Human | 0.12 | KE:281 | Thyroxine (T4) in serum, Decreased |
| AOP:459 | AhR activation in the thyroid leading to Subsequent Adverse Neurodevelopmental Outcomes in Mammals | Cognitive disorder | - | Human, Mouse, Rat | 0.11 | KE:281 | Thyroxine (T4) in serum, Decreased |
| AOP:469 | Reactive oxygen speicies overproduction leading to increased digestive morbidity and mortality in generation population | Gastrointestinal system disease | - | | 0.08 | KE:1995 | Abnormal lipid metabolism |
| AOP:496 | Androgen receptor agonism leading to reproduction dysfunction (in zebrafish) | Unclassified | - | Zebrafish | 0.2 | 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:520 | Retinoic acid receptor agonism during neurodevelopment leading to impaired learning and memory | Developmental disorder of mental health | - | Mouse, Rat, Human | 0.2 | KE:2204 | Altered brain morphology |
| AOP:533 | Retinoic acid receptor antagonism during neurodevelopment leading to impaired learning and memory | Developmental disorder of mental health | - | | 0.17 | KE:1239 | Altered, Gene Expression |
| AOP:535 | Binding and activation of GPER leading to learning and memory impairments | Developmental disorder of mental health | - | Mouse, Human | 0.11 | KE:2233 | Decreased, ERαβ heterodimers |
| AOP:540 | Oxidative Stress in the Fish Ovary Leads to Reproductive Impairment via Reduced Vitellogenin Production | Unclassified | - | | 0.11 | KE:3 | Reduction, 17beta-estradiol synthesis by ovarian granulosa cells |
| 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: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 |