Marked rapid alterations in nocturnal pineal serotonin metabolism in mice and rats exposed to weak intermittent magnetic fields

A Lerchl, KO Nonaka, KA Stokkan, RJ Reiter - Biochemical and biophysical …, 1990 - Elsevier
Adult AMES mice and male Sprague Dawley rats were exposed to an artificial magnetic
field, generated by Helmholtz coils. 3.5 hours after the onset of darkness the coils were …

Interferon-γ modulates melatonin production in rat pineal glands in organ culture

B Withyachumnarnkul, KO Nonaka… - Journal of Interferon …, 1990 - liebertpub.com
The effect of interferon-γ (IFN-γ) on melatonin production was determined in rat pineal
glands in organ culture. IFN-γ enhanced the production of melatonin in the glands incubated …

Phylogenetic distribution and function of arylalkylamine N‐acetyltransferase

TJ Smith - Bioessays, 1990 - Wiley Online Library
Amine acetylation is a diverse topic with importance to the regulation of several
physiological processes as well as the metabolism of drugs and environmental chemicals …

Relationship between adenohypophyseal and steroid hormones and variations in serum and urinary melatonin levels during the ovarian cycle, perimenopause and …

B Fernandez, JL Malde, A Montero, D Acuna - Journal of steroid …, 1990 - Elsevier
Morning levels of serum melatonin, FSH, LH, prolactin (PRL), progesterone and estradiol
were studied by RIA during the ovarian cycle, perimenopause and menopause in 79 healthy …

Influence of chronic melatonin implantation on circulating levels of catecholamines, growth hormone, thyroid hormones, glucose, and free fatty acids in the pigeon

TM John, M Viswanathan, JC George… - General and comparative …, 1990 - Elsevier
Subcutaneous implantation of melatonin pellets (2 mg melatonin+ 30 mg beeswax) for a
period of 12 weeks, with reinforcement of implants every 2 weeks, caused significant …

Central gabaergic mechanisms as targets for melatonin activity in brain

RE Rosenstein, DP Cardinali - Neurochemistry International, 1990 - Elsevier
The pineal gland serves the function of a neuroendocrine transducer converting information
about day length into the nocturnal release of melatonin. Melatonin acts on the brain …

Hormonal circadian rhythms in eating disorders

E Ferrari, F Fraschini, F Brambilla - Biological psychiatry, 1990 - Elsevier
The circadian rhythm of several plasma hormones (prolactin, growth hormone,
adrenocorticotropic hormone (ACTH), cortisol, and melatonin) was simultaneously …

Daily changes in melatonin binding sites and the effect of castration

J Vanecek, E Kosar, J Vorlicek - Molecular and cellular endocrinology, 1990 - Elsevier
The effect of castration and/or neonatal administration of testosterone propionate (TP) on
125 I-melatonin binding and its daily changes was studied in rat anterior pituitary (AP) and in …

Influence of photoperiod and 6-methoxybenzoxazolinone on the reproductive axis of inbred LSH/Ss Lak male hamsters

HF Urbanski, SO Kim, ML Connolly - Reproduction, 1990 - rep.bioscientifica.com
Adult male Syrian hamsters of the inbred LSH/Ss Lak strain were maintained under a 14L:
10D light cycle until 13 weeks of age. At this point, they were implanted sc with elastomer …

Circadian variations in plasma melatonin, FSH, LH, and prolactin and testosterone levels in infertile men

M Karasek, M Pawlikowski… - Journal of pineal …, 1990 - Wiley Online Library
Circadian patterns of plasma melatonin, FSH, LH, prolactin, and testosterone were studied
in 10 healthy men, 20 men with oligozoospermia, and 8 men with azoosper‐mia. Circadian …