Five-week old Japanese quail held under short daylengths (8L/16D) were injected daily for
two weeks with 20 μg/day of purified chicken luteinizing hormone (LH) or with one of two …

Growth of ovarian follicles was induced in hypophysectomized laying hens by daily
intramuscular injection of mammalian FSH, PMS or chicken anterior pituitary powder (CAP) …

Chicken or ovine gonadotropins were injected into laying hens at 12 h after the C1
oviposition (approximately 14 h before the C3 ovulation). Plasma and the walls of the 3 …

Fowl and mammalian pituitary preparations were injected intraperitoneally into hens
(ovulation-suppressed'following pretreatment with daily subcutaneous injections of PMSG) …

1. Thirty-four lambs varying from 1 week old up to 22 weeks have been treated with:(a) pms
alone;(b) Progesterone+ pms;(c) pms+ chorionic gonadotrophin (cg). 2. At 1 week old the …

The ovarian ascorbic acid-depletion assay has been used to determine the luteinizing
hormone (LH) content of plasma at different times in the laying cycle of the hen. The …

Immature female brown Leghorn chickens were injected daily with a saline suspension of
ground, acetone-dried anterior lobes of chickens. Significant follicular stimulation, but no …

Hens with regressed ovaries produced by treatment with Methallibure (0· 02% concentration
in the ration) or by fasting received injections of avian or mammalian pituitary preparations to …

1. Daily injection of hypothalameal extract (HE) and adenohypo‐physeal extract (AE) into
hens aged 56 or 67 weeks for 14 d did not significantly influence the production of shell‐less …

Abstract Female Japanese quail (Coturnix coturnix japonica) were raised from hatch to
maturity under either stimulatory (16L: 8D) or nonstimulatory (8L: 16D) light cycles. The …