These tools will no longer be maintained as of December 31, 2024. Archived website can be found here. PubMed4Hh GitHub repository can be found here. Contact NLM Customer Service if you have questions.
13. Photoperiodic modulation of monoamines and amino-acids involved in the control of prolactin and LH secretion in the ewe: evidence for a regulation of tyrosine hydroxylase activity. Viguié C, Thibault J, Thiéry JC, Tillet Y, Malpaux B. J Neuroendocrinol; 1996 Jun; 8(6):465-74. PubMed ID: 8809677 [Abstract] [Full Text] [Related]
14. Photoperiodic control of seasonal breeding in the ram: participation of the cranial sympathetic nervous system. Lincoln GA. J Endocrinol; 1979 Jul; 82(1):135-47. PubMed ID: 479729 [Abstract] [Full Text] [Related]
19. 'Hamster-like' cycles in testicular size in the absence of gonadotrophin secretion in HPD rams exposed to long-term changes in photoperiod and treatment with melatonin. Lincoln GA, Clarke IJ, Sweeney T. J Neuroendocrinol; 1996 Nov; 8(11):855-66. PubMed ID: 8933363 [Abstract] [Full Text] [Related]