TETRACHLORODIBENZO-P-DIOXIN (2,3,7,8-)
Double-crested Cormorant (Phalacrocorax auritus)
Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
TETRACHLORODIBENZO-P-DIOXIN (2,3,7,8-) | 37.6 pg/g bw gained (wet wt) | pg TCDD equivalents accumulated per gram of body weight gained (from eggs to largest chicks) | Not Reported | Nestling | 20 chicks | Thunder Bay, Lake Huron | Toxicity Factor Datasets |
TETRACHLORODIBENZO-P-DIOXIN (2,3,7,8-) | 28.3 pg/g bw gained (wet wt) | pg TCDD equivalents accumulated per gram of body weight gained (from eggs to largest chicks) | Not Reported | Nestling | 20 chicks | North Channel, Lake Huron | Toxicity Factor Datasets |
TETRACHLORODIBENZO-P-DIOXIN (2,3,7,8-) | 47.5 pg/g bw gained (wet wt) | pg TCDD equivalents accumulated per gram of body weight gained (from eggs to largest chicks) | Not Reported | Nestling | 20 chicks | St. Martin's Shoal, Lake Huron | Toxicity Factor Datasets |
TETRACHLORODIBENZO-P-DIOXIN (2,3,7,8-) | 31.3 | mean biomagnification factor for eggs from forage fish | Female | Adult | 12 eggs/site x 5 sites | Toxicity Factor Datasets | |
TETRACHLORODIBENZO-P-DIOXIN (2,3,7,8-) | 162.4 pg/g bw gained (wet wt) | pg TCDD equivalents accumulated per gram of body weight gained (from eggs to largest chicks) | Not Reported | Nestling | 20 chicks | Green Bay, Lake Michigan | Toxicity Factor Datasets |
TETRACHLORODIBENZO-P-DIOXIN (2,3,7,8-) | 100.4 pg/g bw gained (wet wt) | pg TCDD equivalents accumulated per gram of body weight gained from egg to largest chick stage | Not Reported | Nestling | 20 chicks | Beaver Islands, Lake Michigan | Toxicity Factor Datasets |
Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|
TETRACHLORODIBENZO-P-DIOXIN (2,3,7,8-) | increased @ 5.4, 10.7, 11.7 ug/kg egg | mortality in treated embryos versus controls | Not Reported | Embryo | 83-86 eggs/treatment | Lake Winnipegosis, Manitoba | Toxicity Factor Datasets | Laboratory |
TETRACHLORODIBENZO-P-DIOXIN (2,3,7,8-) | 4.0 ug/kg egg (0.8-7.2) | LD50 (95% confidence limits) | Not Reported | Embryo | 83-86 eggs/treatment | Lake Winnipegosis, Manitoba | Toxicity Factor Datasets | Laboratory |
TETRACHLORODIBENZO-P-DIOXIN (2,3,7,8-) | no effect | incidence of developmental abnormalities, edema, body weight effects, spleen or gonad histopathologic anomalies, or sex ratio in treated embryos versus controls | Not Reported | Embryo | 83-86 eggs/treatment | Lake Winnipegosis, Manitoba | Toxicity Factor Datasets | Laboratory |
TETRACHLORODIBENZO-P-DIOXIN (2,3,7,8-) | increased @ all doses | hepatic EROD activity in treated embryos versus controls | Not Reported | Embryo | 83-86 eggs/treatment | Lake Winnipegosis, Manitoba | Toxicity Factor Datasets | Laboratory |
TETRACHLORODIBENZO-P-DIOXIN (2,3,7,8-) | decreased @ 5.4, 11.7 ug/kg egg | spleen weights in treated embryos versus controls | Not Reported | Embryo | 83-86 eggs/treatment | Lake Winnipegosis, Manitoba | Toxicity Factor Datasets | Laboratory |
Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|
TETRACHLORODIBENZO-P-DIOXIN (2,3,7,8-) | observed at 3, 10, 100 ug/kg | mortality | Not Reported | Hatchling | 6-10 eggs/dose | Toxicity Factor Datasets | Laboratory | |
TETRACHLORODIBENZO-P-DIOXIN (2,3,7,8-) | no effect | body and organ weights | Not Reported | Hatchling | 6-10 eggs/dose | Toxicity Factor Datasets | Laboratory | |
TETRACHLORODIBENZO-P-DIOXIN (2,3,7,8-) | observed at 3, 10, 100 ug/kg | edema | Not Reported | Hatchling | 6-10 eggs/dose | Toxicity Factor Datasets | Laboratory | |
TETRACHLORODIBENZO-P-DIOXIN (2,3,7,8-) | increased at 10, 100 ug/kg | hepatic microsomal cytP450 content | Not Reported | Hatchling | 6-10 eggs/dose | Toxicity Factor Datasets | Laboratory | |
TETRACHLORODIBENZO-P-DIOXIN (2,3,7,8-) | increased at 3, 10, 100 ug/kg | hepatic microsomal EROD activity | Not Reported | Hatchling | 6-10 eggs/dose | Toxicity Factor Datasets | Laboratory |
Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|
TETRACHLORODIBENZO-P-DIOXIN (2,3,7,8-) | increased at 4.0 ug/kg egg | incidence of embryo mortality versus controls | Not Reported | Hatchling | 58-60/group | Toxicity Factor Datasets | Laboratory | |
TETRACHLORODIBENZO-P-DIOXIN (2,3,7,8-) | no effect | weight of brain, heart, liver and spleen versus controls | Not Reported | Hatchling | Not Reported | Toxicity Factor Datasets | Laboratory |
Bullfrog (Lithobates catesbeianus formerly Rana catesbeiana)
Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
---|---|---|---|---|---|---|---|---|---|
TETRACHLORODIBENZO-P-DIOXIN (2,3,7,8-) | no effect | Not Reported | Tadpole | 15 animals/group | Toxicity Factor Datasets | Taylor-Kollros stages I-VII | Laboratory | ||
TETRACHLORODIBENZO-P-DIOXIN (2,3,7,8-) | no effect | incidence of morphological abnormalities | Not Reported | Tadpole | 15 animals/group | Toxicity Factor Datasets | Taylor-Kollros stages I-VII | Laboratory | |
TETRACHLORODIBENZO-P-DIOXIN (2,3,7,8-) | no effect | Both Male and Female | Adult | 5 animals/group | Toxicity Factor Datasets | Laboratory | |||
TETRACHLORODIBENZO-P-DIOXIN (2,3,7,8-) | no effect | histopathological changes in liver, kidney, lung, heart and gonads | Both Male and Female | Adult | 5 animals/group | Toxicity Factor Datasets | Laboratory |