Reproductive Photorefractoriness in Rams and Accompanying Changes in the Patterns of Melatonin and Prolactin Secretion 1

Radioimmunoassay of Serum Concentrations of Melatonin in Sheep Exposed to Different Lighting Regimens

1976 • 643 citations

Seasonal Breeding: Nature's Contraceptive

1980 • 618 citations

Photoperiodic Regulation of Neuroendocrine-Gonadal Activity

1979 • 227 citations

A radioimmunoassay for testosterone in various biological fluids without chromatography

1978 • 200 citations

Effect of Melatonin Feeding on Serum Prolactin and Gonadotropin Levels and the Onset of Seasonal Estrous Cyclicity in Sheep*

1982 • 194 citations

The relationship between sexual and aggressive behaviour, and pituitary and testicular activity during the seasonal sexual cycle of rams, and the influence of photoperiod

1977 • 173 citations

Photoperiodism in Japanese quail: the termination of seasonal breeding by photorefractoriness

1982 • 157 citations

Evidence for refractoriness of the pituitary‐gonadal axis to the pineal gland in golden hamsters and its possible implications in annual reproductive rhythms

1972 • 153 citations

Melatonin can induce early onset of the breeding season in ewes

1983 • 148 citations

PURIFICATION AND CHARACTERIZATION OF CAPRINE PROLACTIN

1974 • 119 citations

HOURLY FLUCTUATIONS IN THE BLOOD LEVELS OF MELATONIN, PROLACTIN, LUTEINIZING HORMONE, FOLLICLE-STIMULATING HORMONE, TESTOSTERONE, TRI-IODOTHYRONINE, THYROXINE AND CORTISOL IN RAMS UNDER ARTIFICIAL PHOTOPERIODS, AND THE EFFECTS OF CRANIAL SYMPATHECTOMY

1982 • 105 citations

Splitting of the Circadian Rhythm of Activity Is Abolished by Unilateral Lesions of the Suprachiasmatic Nuclei

1982 • 103 citations

Comparative, physiological and biochronometric analyses of rodent seasonal reproductive cycles.

1980 • 96 citations

Testicular involution in short photoperiods inhibited by melatonin

1974 • 89 citations

Photoperiodism in Vertebrates

1981 • 84 citations

Long-term rhythms of testicular volume and plasma prolactin concentrations in rams reared for 3 years in constant photoperiod

1982 • 69 citations

The effect of constant photoperiod on the expression of oestrus in the ewe.

1973 • 67 citations

Photoperiodic regulation of the hamster testis: dependence on circadian rhythms.

1978 • 66 citations

Photoperiodic Regulation of Reproductive Activity in the Ram: Evidence for the Involvement of Circadian Rhythms in Melatonin and Prolactin Secretion

1982 • 62 citations

Changes in locomotor activity associated with the photoperiodic response of the testes in male golden hamsters

1979 • 59 citations

Pineal Melatonin Content in Male Hamsters throughout the Seasonal Reproductive Cycle

1980 • 58 citations

Hormonal regulation of the annual reproductive cycle of golden hamsters

1981 • 57 citations

Photoperiodic Regulation of the Testes of Adult White-footed Mice (Peromyscus leucopus)

1980 • 56 citations

Photoperiodic control of breeding activity in the Southdown ewe with particular reference to the effects of an equatorial light regime

1965 • 56 citations

Splitting of the circadian rhythm of activity in hamsters: Effects of exposure to constant darkness and subsequent re-exposure to constant light

1982 • 48 citations

STUDIES ON THE DURATION OF THE BREEDING SEASON AND PHOTOREFRACTORINESS IN FEMALE FERRETS PINEALECTOMIZED OR TREATED WITH MELATONIN

1976 • 47 citations

Role of melatonin and circadian rhythms in seasonal reproduction in rams.

1981 • 43 citations

Melatonin-Induced Testicular Growth in Golden Hamsters Maintained on Short Days

1978 • 42 citations

Effect of Pinealectomy on Estrus, Ovulation and Luteinizing Hormone in Ewes

1970 • 41 citations

Prolactin, Testicular Growth and LH Receptors in the Ram Following Light and 2-Br-α-Ergocryptine (CB-154) Treatments

1980 • 39 citations

Modulation of gonadal activity by timed injections of melatonin in pinealectomized or intact ferrets kept under two photoperiods

1982 • 10 citations

Photoperiodic control of hormones, growth and lactation in cattle

1981 • 9 citations

Melatonin Prevents Refractoriness to Short Days in Male Hamsters

1978 • 3 citations