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. 2015 Jun 10;10(6):e0127586. doi: 10.1371/journal.pone.0127586

Table 2. Hormone levels (mean ± SE ng/g) of caribou in northwest Alaska in 2012 and 2013.

A. All Samples
Class N Progesterone Glucocorticoid (GC) Triiodothryronine (T3)
Pregnant Cows 134 8531.7 (354.2) 118.5 (2.8) 156.2 (3.4)
Non-Pregnant Cows 61 674.7 (164.1) 112.1 (4.3) 151.7 (6.2)
Bulls 131 109.1 (2.3) 153.2 (4.0)
B. Arctic caribou
Class N Progesterone Glucocorticoid (GC) Triiodothryronine (T3)
Pregnant Cows 128 8386.0 (362.1) 119.7 (2.9) 158.7 (3.3)
Non-Pregnant Cows 55 731.2 (180.5) 114.5 (4.4) 151.4 (6.4)
Bulls 114 109.4 (2.6) 153.2 (4.5)
C. Galena Mountain Herd caribou
Class N Progesterone Glucocorticoid (GC) Triiodothryronine (T3)
Pregnant Cows 6 11641.0 (1208.7) 93.3 (5.4) 102.8 (10.7)
Non-Pregnant Cows 6 157.0 (21.0) 90.0 (14.8) 154.7 (23.5)
Bulls 17 107.1 (4.8) 153.3 (9.2)