Relationships of thyroid hormones, IGF-I and testosterone in breeds of ram lambs with low and high prolificacies

Ten Suffolk (Sfk) and 10 Outaouais (Out) ram lambs were selected to study the relationship between testosterone, thyroid hormones (T(3), T(4)), IGF-I, glucose, semen production and testicular histology at the onset of puberty in lower prolific (Sfk) and higher prolific (Out) breeds. SC, BW, ADG, RG...

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Veröffentlicht in:	Canadian journal of animal science 1999-12, Vol.79 (4), p.441-448
Hauptverfasser:	Fallah-Rad, A.H, Connor, M.L
Format:	Artikel
Sprache:	eng
Schlagworte:	blood glucose histology insulin-like growth factor lambs outaouais prolificacy puberty rams semen production sheep breeds Suffolk (sheep breed) testes testosterone thyroxine triiodothyronine
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