Selenium - The Risk Assessment Information System
Selenium - The Risk Assessment Information System
Selenium - The Risk Assessment Information System
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Dose (mg Se/kg bw/day)<br />
1000.00<br />
100.00<br />
10.00<br />
1.00<br />
0.10<br />
0.01<br />
78<br />
70 74<br />
86<br />
69 72<br />
82<br />
76 82 82 76 82 81 76<br />
72 67 70 66 72<br />
77 71 66<br />
67 70 67 70<br />
75 66<br />
66 66 77<br />
68<br />
80<br />
70<br />
78<br />
69<br />
72<br />
86<br />
82 76<br />
82<br />
82<br />
76<br />
71 75<br />
70<br />
77<br />
76 70<br />
82727072<br />
81<br />
69<br />
74<br />
80<br />
75 70 72<br />
69 74<br />
71 69 70 75 74 69 74 70 71 69 68 75 69 70 69 70 69 70<br />
71<br />
66<br />
69<br />
70<br />
69<br />
74<br />
74 71<br />
74<br />
74<br />
89<br />
80<br />
89 80 74 72 85 85 72 85 69 72<br />
85 70 75 72 74 86 70 75<br />
70 80<br />
89 70<br />
88 74 80<br />
73<br />
89<br />
80<br />
89<br />
72 80 89<br />
85 8575<br />
74 8675<br />
85 85<br />
80<br />
8085<br />
Wildlife TRV Derivation Process Data Evaluation Score<br />
80<br />
80 67<br />
8873 80 73<br />
71 74 69 74 77 68 73<br />
69 72<br />
68<br />
69<br />
72<br />
77<br />
74 69<br />
78<br />
69<br />
69<br />
77 74<br />
74<br />
Figure 6.1 Mammalian TRV Derivation for <strong>Selenium</strong><br />
79 78<br />
80<br />
70 73<br />
70 80 70<br />
67<br />
70<br />
79 78<br />
80<br />
80<br />
73<br />
78<br />
Lowest-Observed Adverse Effect Dose<br />
Paired values from same study when joined by line<br />
No-Observed Adverse Effect Dose<br />
1) <strong>The</strong>re are at least three results available for two test species within the growth, reproduction, and mortality effect groups.<br />
<strong>The</strong>re are enough data to derive a TRV.<br />
2) <strong>The</strong>re are three NOAEL results available within the growth and reproduction effect groups for calculation of a geometric mean.<br />
82<br />
82<br />
81<br />
81<br />
78 73<br />
78 73<br />
80<br />
74<br />
80 89 82<br />
89<br />
74 85 83 73 85 68 85 73 84<br />
78 83<br />
79 70 72<br />
68 80 86 73 78 74 77<br />
88<br />
69<br />
78 68 86<br />
72 80<br />
68<br />
82<br />
85<br />
74<br />
85<br />
83<br />
89<br />
80<br />
89<br />
85 78<br />
83 78<br />
80 86<br />
73<br />
84<br />
79<br />
7488<br />
8878<br />
86<br />
73 74<br />
79<br />
77<br />
83 74 74 68 73 73 77<br />
78 77 69 72<br />
68 67<br />
72 80 74 72 73 78 72 66 72 78 73 73<br />
72<br />
69 73 68<br />
67<br />
3) <strong>The</strong> geometric mean is equal to 0.437 mg selenium/kg bw/d. However, this value is higher than the lowest bounded LOAEL for results within the reproduction, growth, and survival (MOR) effect groups.<br />
4) <strong>The</strong> mammalian wildlife TRV for selenium is equal to 0.143 mg selenium/kg bw/day which is the highest NOAEL value lower than the lowest LOAEL value for reproduction and growth.<br />
78<br />
80 86 95<br />
70<br />
74<br />
71<br />
92 77<br />
69<br />
78<br />
85<br />
86<br />
78<br />
87 86<br />
90<br />
7887<br />
92<br />
80 86 95<br />
73<br />
79<br />
89<br />
79<br />
73 79<br />
86<br />
73<br />
81 86<br />
Geometric Mean of NOAELs<br />
for reproduction and growth =<br />
0.437<br />
86 77 67<br />
78<br />
81 84<br />
84 89 76 89 77 83 89 68 79 76 89 74 78 77 68 82 88 82 89 74 79 77 82 74 84 73 68 70<br />
84 79 77 93 69 84 76 83 78 84 93 68 77 74 83 82 78 77 74 78 77<br />
92 68 82 90 73 93 78 84<br />
67 82 72 77 77<br />
84<br />
71<br />
90 85<br />
84<br />
85 84<br />
86<br />
84 89<br />
84<br />
84<br />
89<br />
89<br />
83<br />
89<br />
89 82 88<br />
84<br />
79<br />
828479<br />
89<br />
93<br />
85<br />
77<br />
77908482<br />
82<br />
78 9293<br />
78<br />
8478<br />
84 93<br />
82 77 82<br />
837783<br />
77 77<br />
82 78 77<br />
81 77 82 72 78 78 72 71 82 81 78 82 81 72 76 72 82 72 76 73 77 81 72 76 71 77 73 76 78 73 76 77 78 72 70 76 82 76 82 77 77 77 72<br />
76 73<br />
81 71<br />
81 78<br />
84<br />
85<br />
TRV = Highest bounded NOAEL lower<br />
than lowest bounded LOAEL for<br />
reproduction, growth or survival = 0.143<br />
(Result # 268; Table 6.1)<br />
79<br />
82 84<br />
83 73 68<br />
85<br />
78 79 77 94 83 90<br />
94 78 84 85 91 72 78 85 78 77 78 73 83 85 77 78 74<br />
91 77 73 87<br />
83 85<br />
87 85 86 85<br />
78 88 91<br />
85<br />
77<br />
85<br />
78<br />
97<br />
82<br />
83<br />
84<br />
85<br />
83<br />
94<br />
83<br />
90<br />
94 78 84<br />
85<br />
8578<br />
91<br />
85<br />
91<br />
83 87<br />
7891<br />
85 86<br />
97<br />
83 72<br />
73<br />
73<br />
78<br />
73<br />
82 72<br />
82 79<br />
76<br />
85<br />
Biochemical (BIO) Behavior (BEH) Physiology (PHY)<br />
Pathology (PTH) Reproduction (REP)<br />
Growth (GRO) Mortality (MOR)<br />
BIO-NOAEL BIO-LOAEL BEH-NOAEL BEH-LOAEL PHY-NOAEL PHY-LOAEL PTH-NOAEL PTH-LOAEL REP-NOAEL REP-LOAEL GRO-NOAEL GRO-LOAEL MOR-NOAEL MOR-LOAEL<br />
83<br />
Eco-SSL for <strong>Selenium</strong> 24 July 2007