| 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:406 | decreased, Fertility |
| AOP:16 | Acetylcholinesterase inhibition leading to acute mortality | Unclassified | Under Development | | 0.14 | KE:360 | Decrease, Population growth rate |
| AOP:18 | PPARα activation in utero leading to impaired fertility in males | Reproductive system disease | Under Review | Human, Rat, Mouse | 0.12 | KE:406 | decreased, Fertility |
| AOP:23 | Androgen receptor agonism leading to reproductive dysfunction (in repeat-spawning fish) | Unclassified | WPHA/WNT Endorsed | Pimephales promelas | 0.1 | KE:360 | Decrease, Population growth rate |
| AOP:25 | Aromatase inhibition leading to reproductive dysfunction | Unclassified | WPHA/WNT Endorsed | Fathead minnow, Medaka, Zebrafish | 0.12 | KE:360 | Decrease, Population growth rate |
| AOP:30 | Estrogen receptor antagonism leading to reproductive dysfunction | Unclassified | Under Review | Zebra danio, Fathead minnow, Medaka | 0.17 | KE:360 | Decrease, Population growth rate |
| AOP:63 | Cyclooxygenase inhibition leading to reproductive dysfunction | Reproductive system disease | - | Goldfish, Human, Mouse, Rat | 0.2 | KE:360 | Decrease, Population growth rate |
| AOP:64 | Glucocorticoid Receptor (GR) Mediated Adult Leydig Cell Dysfunction Leading to Decreased Male Fertility | Reproductive system disease | - | Rattus norvegicus | 0.29 | KE:496 | Increased apoptosis, decreased fetal/adult Leydig Cells |
| KE:406 | decreased, Fertility |
| AOP:97 | 5-hydroxytryptamine transporter (5-HTT; SERT) inhibition leading to population decline | Unclassified | - | Mytilus galloprovincialis, Tritonea diomedea, Lymnaea stagnalis, Melibe leonine, Helix lucorum, Lampsilis fasciola | 0.1 | KE:360 | Decrease, Population growth rate |
| AOP:100 | Cyclooxygenase inhibition leading to reproductive dysfunction via inhibition of female spawning behavior | Reproductive system disease | - | Goldfish | 0.14 | KE:360 | Decrease, Population growth rate |
| AOP:101 | Cyclooxygenase inhibition leading to reproductive dysfunction via inhibition of pheromone release | Reproductive system disease | - | Goldfish | 0.14 | KE:360 | Decrease, Population growth rate |
| 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:360 | Decrease, Population growth rate |
| AOP:103 | Cyclooxygenase inhibition leading to reproductive dysfunction via interference with spindle assembly checkpoint | Reproductive system disease | - | Goldfish, Human, Rat, Mouse | 0.1 | KE:360 | Decrease, Population growth rate |
| AOP:122 | Prolyl hydroxylase inhibition leading to reproductive dysfunction via increased HIF1 heterodimer formation | Unclassified | - | Pimephales promelas | 0.1 | KE:360 | Decrease, Population growth rate |
| AOP:123 | Unknown MIE leading to reproductive dysfunction via increased HIF-1alpha transcription | Unclassified | - | Pimephales promelas | 0.09 | KE:360 | Decrease, Population growth rate |
| 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:360 | Decrease, Population growth rate |
| 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:360 | Decrease, Population growth rate |
| 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:360 | Decrease, Population growth rate |
| 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:360 | Decrease, Population growth rate |
| AOP:159 | Thyroperoxidase inhibition leading to increased mortality via reduced anterior swim bladder inflation | Unclassified | WPHA/WNT Endorsed | Zebrafish, Fathead minnow | 0.12 | KE:360 | Decrease, Population growth rate |
| AOP:203 | 5-hydroxytryptamine transporter inhibition leading to decreased reproductive success and population decline | Reproductive system disease | - | | 0.12 | KE:360 | Decrease, Population growth rate |
| AOP:205 | AOP from chemical insult to cell death | Unclassified | - | Vertebrates | 0.17 | KE:1262 | Apoptosis |
| AOP:216 | Deposition of energy leading to population decline via DNA strand breaks and follicular atresia | Unclassified | - | Daphnia magna | 0.17 | KE:360 | Decrease, Population growth rate |
| AOP:218 | Inhibition of CYP7B activity leads to decreased reproductive success via decreased locomotor activity | Unclassified | - | Japanese quail, Cynops pyrrhogaster | 0.17 | KE:360 | Decrease, Population growth rate |
| AOP:219 | Inhibition of CYP7B activity leads to decreased reproductive success via decreased sexual behavior | Unclassified | - | Japanese quail, Cynops pyrrhogaster | 0.17 | KE:360 | Decrease, Population growth rate |
| AOP:238 | Deposition of energy leading to population decline via DNA strand breaks and oocyte apoptosis | Unclassified | - | Mice, Daphnia magna | 0.17 | KE:360 | Decrease, Population growth rate |
| AOP:289 | Inhibition of 5α-reductase leading to impaired fecundity in female fish | Unclassified | Under Development | Fish | 0.17 | KE:360 | Decrease, Population growth rate |
| AOP:292 | Inhibition of tyrosinase leads to decreased population in fish | Unclassified | Under Development | Fish | 0.17 | KE:360 | Decrease, Population growth rate |
| AOP:297 | Inhibition of retinaldehyde dehydrogenase leads to population decline | Unclassified | Under Development | Fish | 0.17 | KE:360 | Decrease, Population growth rate |
| AOP:299 | Deposition of energy leading to population decline via DNA oxidation and follicular atresia | Unclassified | - | | 0.14 | KE:360 | Decrease, Population growth rate |
| AOP:310 | Embryonic Activation of the AHR leading to Reproductive failure, via epigenetic down-regulation of GnRHR | Unclassified | - | Zebrafish | 0.08 | KE:360 | Decrease, Population growth rate |
| AOP:311 | Deposition of energy leading to population decline via DNA oxidation and oocyte apoptosis | Unclassified | - | Daphnia magna, Fish | 0.14 | KE:360 | Decrease, Population growth rate |
| AOP:312 | Acetylcholinesterase Inhibition leading to Acute Mortality via Impaired Coordination & Movement | Unclassified | - | | 0.17 | KE:360 | Decrease, Population growth rate |
| AOP:323 | PPARalpha Agonism Leading to Decreased Viable Offspring via Decreased 11-Ketotestosterone | Unclassified | - | Teleost fish | 0.33 | KE:360 | Decrease, Population growth rate |
| KE:1756 | Decreased, plasma 11-ketotestosterone level |
| AOP:334 | Glucocorticoid Receptor Agonism Leading to Impaired Fin Regeneration | Unclassified | - | Teleost fish | 0.17 | KE:360 | Decrease, Population growth rate |
| AOP:336 | DNA methyltransferase inhibition leading to population decline (1) | Unclassified | - | Daphnia magna | 0.14 | KE:360 | Decrease, Population growth rate |
| AOP:337 | DNA methyltransferase inhibition leading to population decline (2) | Unclassified | - | Daphnia magna | 0.12 | KE:360 | Decrease, Population growth rate |
| AOP:338 | DNA methyltransferase inhibition leading to population decline (3) | Unclassified | - | | 0.14 | KE:360 | Decrease, Population growth rate |
| AOP:339 | DNA methyltransferase inhibition leading to population decline (4) | Unclassified | - | | 0.12 | KE:360 | Decrease, Population growth rate |
| AOP:340 | DNA methyltransferase inhibition leading to transgenerational effects (1) | Physical disorder | - | | 0.12 | KE:360 | Decrease, Population growth rate |
| AOP:341 | DNA methyltransferase inhibition leading to transgenerational effects (2) | Physical disorder | - | Daphnia magna | 0.11 | KE:360 | Decrease, Population growth rate |
| AOP:345 | Androgen receptor (AR) antagonism leading to decreased fertility in females | Endocrine system disease; Reproductive system disease; Reproductive system disease | Under Development | Mammals | 0.17 | KE:406 | decreased, Fertility |
| 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:360 | Decrease, Population growth rate |
| AOP:348 | Inhibition of 11β-Hydroxysteroid Dehydrogenase leading to decreased population trajectory | Unclassified | Under Development | Fish | 0.6 | KE:360 | Decrease, Population growth rate |
| KE:1756 | Decreased, plasma 11-ketotestosterone level |
| KE:406 | decreased, Fertility |
| AOP:363 | Thyroperoxidase inhibition leading to altered visual function via altered retinal layer structure | Unclassified | Under Review | Zebrafish | 0.12 | KE:360 | Decrease, Population growth rate |
| AOP:364 | Thyroperoxidase inhibition leading to altered visual function via decreased eye size | Unclassified | Under Development | | 0.12 | KE:360 | Decrease, Population growth rate |
| AOP:365 | Thyroperoxidase inhibition leading to altered visual function via altered photoreceptor patterning | Unclassified | Under Development | | 0.12 | KE:360 | Decrease, Population growth rate |
| 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:360 | Decrease, Population growth rate |
| AOP:386 | Deposition of ionizing energy leading to population decline via inhibition of photosynthesis | Reproductive system disease | - | Lemna minor, Chlamydomonas reinhardtii | 0.12 | KE:360 | Decrease, Population growth rate |
| AOP:387 | Deposition of ionising energy leading to population decline via mitochondrial dysfunction | Reproductive system disease | - | Lemna minor | 0.12 | KE:360 | Decrease, Population growth rate |
| AOP:388 | Deposition of ionising energy leading to population decline via programmed cell death | Reproductive system disease | - | Lemna minor | 0.2 | KE:360 | Decrease, Population growth rate |
| AOP:389 | Oxygen-evolving complex damage leading to population decline via inhibition of photosynthesis | Reproductive system disease | - | Lemna minor | 0.14 | KE:360 | Decrease, Population growth rate |
| 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:406 | decreased, Fertility |
| AOP:399 | Inhibition of Fyna leading to increased mortality via decreased eye size (Microphthalmos) | Unclassified | - | Zebrafish | 0.12 | KE:360 | Decrease, Population growth rate |
| AOP:410 | GSK3beta inactivation leading to increased mortality via defects in developing inner ear | Unclassified | - | Zebrafish | 0.1 | KE:360 | Decrease, Population growth rate |
| AOP:444 | Ionizing radiation leads to reduced reproduction in Eisenia fetida via reduced spermatogenesis and cocoon hatchability | Unclassified | - | | 0.22 | KE:1798 | Decreased spermatogenesis |
| KE:360 | Decrease, Population growth rate |
| AOP:492 | Glutathione conjugation leading to reproductive dysfunction via oxidative stress | Reproductive system disease | - | Mammals, Fish | 0.2 | KE:406 | decreased, Fertility |
| AOP:498 | Increased LCN2/iron complex leading to neurological disorders | Nervous system disease | - | Homo sapiens | 0.25 | KE:2150 | Neurological disorder |
| AOP:501 | Excessive iron accumulation leading to neurological disorders | Nervous system disease | - | Homo sapiens | 0.25 | KE:2150 | Neurological disorder |
| AOP:536 | Estrogen receptor agonism leading to reduced survival and population growth due to renal failure | Unclassified | - | | 0.17 | KE:360 | Decrease, Population growth rate |
| AOP:540 | Oxidative Stress in the Fish Ovary Leads to Reproductive Impairment via Reduced Vitellogenin Production | Unclassified | - | | 0.22 | KE:360 | Decrease, Population growth rate |
| 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:360 | Decrease, Population growth rate |
| AOP:567 | Binding of plastoquinone B leading to decrease, population growth rate via decrease, photosystem II efficiency | Unclassified | - | | 0.17 | KE:360 | Decrease, Population growth rate |