FENTHION
American Kestrel (Falco sparverius)
| Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
|---|---|---|---|---|---|---|---|---|
| FENTHION | 1.4 mg/kg bw | LD50 | Both Male and Female | Adult | 5/group | Toxicity Factor Datasets | Laboratory | |
| FENTHION | 88% (2.7 SD) | mean brain cholinesterase depression (relative to control) in birds that died in 8 hrs post-dose | Both Male and Female | Adult | 8 | Toxicity Factor Datasets | Laboratory |
| Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
|---|---|---|---|---|---|---|---|---|
| FENTHION | 100% | Male | Adult | 14 | Toxicity Factor Datasets | Laboratory | ||
| FENTHION | 77.9-92% | range of brain acetylcholinesterase inhibition (relative to control) in birds that died | Male | Adult | 14 | Toxicity Factor Datasets | Laboratory | |
| FENTHION | 96% | range of plasma cholinesterase inhibition (relative to control) in birds that died | Male | Adult | 14 | Toxicity Factor Datasets | Laboratory |
| Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
|---|---|---|---|---|---|---|---|---|
| FENTHION | increased @ all doses | mortality versus controls | Both Male and Female | Adult | 8 | Toxicity Factor Datasets | Laboratory | |
| FENTHION | decreased to 10% of control levels | brain cholinesterase activity of birds that died | Both Male and Female | Adult | 8 | Toxicity Factor Datasets | Laboratory |
Western Toad (Anaxyrus boreas formerly Bufo boreas)
| Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
|---|---|---|---|---|---|---|---|---|
| FENTHION | decrease @ 60 ppb | temperature tolerance, estimated by heating water at 1C/3min and using onset of spasms in frogs as the endpoint | Not Reported | Juvenile | 10 animals/replicate; 2 replicates/dose | Toxicity Factor Datasets | Laboratory |
Mallard duck (Anas platyrhynchos)
| Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
|---|---|---|---|---|---|---|---|---|---|
| FENTHION | 100% @ 5 mg/L | percent mortality | Not Reported | Juvenile | 4-5/dose | Toxicity Factor Datasets | 2 weeks old | Laboratory | |
| FENTHION | 16.9% @ 5mg/L | brain acetylcholinesterase activity compared with controls | Not Reported | Juvenile | 4-5/dose | Toxicity Factor Datasets | 2 weeks old | Laboratory | |
| FENTHION | 67% @ 2.2 mg/L | percent mortality | Not Reported | Juvenile | 6/dose | Toxicity Factor Datasets | 2 weeks old | Laboratory |
| Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
|---|---|---|---|---|---|---|---|---|---|
| FENTHION | 61% | maximal brain acetylcholinesterase activity inhibition compared to control (4 hrs post-dose) | Not Reported | Juvenile | 4/group | Toxicity Factor Datasets | 1 day old | Laboratory | |
| DICROTOPHOS, FENTHION | 68-78% | maximal brain acetylcholinesterase activity inhibition compared to control (after 3 days treatmentt) | Not Reported | Juvenile | 4/group | Toxicity Factor Datasets | 1 day old | Laboratory |
Great Horned Owl (Bubo virginianus)
| Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Location | Type | Countries |
|---|---|---|---|---|---|---|---|
| ALDRIN, BRODIFACOUM, CARBOFURAN, CHLORDANE, DIELDRIN, ENDRIN, FAMPHUR, FENTHION, PHORATE, STRYCHNINE | review | summaries of mortality due to organochlorine, anticholinesterase, anticoagulant, strychnine pesticides | Not Reported | Not Reported | Toxicity Factor Datasets | CANADA, USA |
Comment
