A. P. Walker

Photoperiodic Influences on Sexual Behavior in Male Syrian Hamsters

E. Steel, J. Powers, J. Hutchison, 1989, Journal of biological rhythms.

Differential Effects of Photoperiodic History on the Responses of Gonadotrophins and Prolactin to Intermediate Daylengths in the Male Syrian Hamster

E. Steel, J. Powers, J. Hutchison, 1989, Journal of biological rhythms.

Intra-hypothalamic melatonin blocks photoperiodic responsiveness in the male syrian hamster

M. Hastings, J. Herbert, A. C. Roberts, 1988, Neuroscience.

The Influence of Photoperiod on the Hypothalamic Content of Beta‐Endorphin and the Luteinizing Hormone Responses to Naloxone and to Steroid Withdrawal in the Male Syrian Hamster

E. Maywood, M. Hastings, J. Herbert, 1991, Journal of neuroendocrinology.

Glucose regulates ghrelin, neuropeptide Y, and the GH/IGF-I axis in the tilapia, Oreochromis mossambicus.

E. Grau, L. G. Riley, A. P. Walker, 2009, Comparative biochemistry and physiology. Part A, Molecular & integrative physiology.

Brain aromatization of testosterone in the male Syrian hamster: effects of androgen and photoperiod.

M. Hastings, E. Steel, T. Steimer, 1991, Neuroendocrinology.

Effect of asymmetrical reductions of photoperiod on pineal melatonin, locomotor activity and gonadal condition of male Syrian hamsters.

M. Hastings, J. Herbert, A. P. Walker, 1987, The Journal of endocrinology.

The hypothalamus and photoperiodic control of FSH secretion by melatonin in the male Syrian hamster.

E. Maywood, M. Hastings, C. Bonnefond, 1989, The Journal of endocrinology.