title: Comparisons of plasma LH, progesterone, testosterone and estradiol concentrations in male and female chickens (Gallus domesticus) from 28 to 1141 days of age.
mesh_terms: D000375:Aging; D000818:Animals; D002645:Chickens / Q000097:blood*; D004958:Estradiol / Q000097:blood; D005260:Female; D012739:Gonadal Steroid Hormones / Q000097:blood*; D007986:Luteinizing Hormone / Q000097:blood*; D008297:Male; D011374:Progesterone / Q000097:blood*; D012621:Seasons; D012737:Sex Factors; D013739:Testosterone / Q000097:blood
chemical_list: D012739:Gonadal Steroid Hormones; D013739:Testosterone; D011374:Progesterone; D004958:Estradiol; D007986:Luteinizing Hormone