Table 4.
Mean concentrations (μg/kg dry matter) of nonylphenol in tissues of male and female lambs.
| Year 1
|
Year 2
|
Year 3
|
SED
|
Significance
|
||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| M | F | M | F | M | F | Treatment | Year | Sex | Treatment | Year | Sex | |
| Liver | ||||||||||||
| Treated | ||||||||||||
| No.a | 5/5 | 8/8 | 9/9 | 9/9 | 1/9 | 1/9 | ||||||
| Concentration | 11.2 (125) | 12.8 (163) | 9.8 (97) | 10.5 (111) | 0.7 (0.44) | 10.3 (107) | 1.01 | 1.30 | 1.01 | NS | # | NS |
| Control | ||||||||||||
| No. | 6/8 | 7/8 | 9/9 | 8/9 | 1/9 | 9/9 | ||||||
| Concentration | 6.9 (47.6) | 6.7 (44.9) | 13.6 (184) | 11.0 (122) | 1.4 (1.96) | 4.0 (16.0) | ||||||
| Kidney fat | ||||||||||||
| Treated | ||||||||||||
| No. | 3/3 | 2/3 | 0/9 | 0/9 | 0/3 | 0/3 | ||||||
| Concentration | — (490) | — (7.2) | — (ND) | — (ND) | — (ND) | — (ND) | ||||||
| Control | ||||||||||||
| No. | 3/3 | 3/3 | 1/9 | 1/9 | 0/3 | 0/3 | ||||||
| Concentration | — (513) | — (347) | — (245) | — (510) | — (ND) | — (ND) | ||||||
| Muscle | ||||||||||||
| Treated | ||||||||||||
| No. | 8/9 | 4/8 | 8/8 | 6/9 | 9/9 | 9/9 | ||||||
| Concentration | 13.0 (169) | 9.15 (83.7) | 16.7 (279) | 21.5 (462) | 43.5 (1,892) | 37.9 (1,436) | 1.85 | 2.23 | 1.85 | # | # | NS |
| Control | ||||||||||||
| No. | 3/8 | 5/9 | 9/9 | 9/9 | 9/9 | 9/9 | ||||||
| Concentration | 10.6 (112) | 10.4 (108) | 7.07 (50.0) | 18.7 (350) | 22.7 (515) | 18.3 (335) | ||||||
Abbreviations: ND, not detectable, NS, not significant; SED, standard error of the difference. Data were square-root transformed (liver and muscle) before analysis; back-transformed means are given in parentheses.
a
Numbers of samples that contained detectable amounts of NP/number assayed; the limit of detection was 0.01 μg/g.
#
p < 0.001.