The effect of continuous darkness and illumination on the function and the morphology of the pineal gland in the domestic pig

Neuroendocrinology Letters

Volumn 21, Issue 4, 2000, Pages 283-291

  Lewczuk, B ^a   Przybylska Gornowics, B ^a  

^a UNIVERSITY OF WARMIA AND MAZURY IN OLSZTYN   (Poland)

Author keywords

Continuous darkness; Continuous illumination; Light dark cycle; Melatonin; Pig; Pineal gland

Indexed keywords

MELATONIN;

ANIMAL EXPERIMENT; ANIMAL MODEL; ARTICLE; CIRCADIAN RHYTHM; CONTROLLED STUDY; DARKNESS; FEMALE; HORMONE BLOOD LEVEL; HORMONE RELEASE; ILLUMINATION; LIGHT; MORPHOLOGY; NONHUMAN; PINEAL BODY; SWINE;

EID: 0033875565     PISSN: 0172780X     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (31)

1. Melatonin and the mammalian pineal gland
2. Bilateral lesions of the suprachiasmatic nuclei alter the nocturnal melatonin secretion in sheep
3. The ultrastructure of pinealocytes in the pig
4. Membrane bounded dense bodies (MBB) of the domestic pig pinealocytes-current state of knowledge
5. Absence of nocturnal plasma melatonin surge under long and short artificial photoperiods in the domestic sow
6. Plasma melatonin levels in sows are lowest during winter
7. Effect of cranial sympathectomy on circadian rhythms of cortisol, adrenocorticotropic hormone and melatonin in boars
8. Lack of a nocturnal rise of serum melatonin in prepubertal gilts
9. Effect of light intensity on circadian profiles of melatonin, prolactin, ACTH and cortisol in pigs
10. Melatonin rhythm in cycling gilts under long and short photoperiod
11. The effect of feed restriction and of a β-adrenergic agonist on plasma melatonin concentrations in domestic pigs
12. Serum concentrations of melatonin in prepubertal gilts exposed to either constant or stepwise biweekly alteration in scotophase
13. Lack of a nocturnal rise in serum concentrations of melatonin as gilts attain puberty
14. Serum concentrations of melatonin in prepubertal or postpubertal gilts exposed to artificial lighting or sunlight
15. Effects of sympathicolyric and sympathicomimetic drugs on plasma immunoreactive melatonin in the domestic pig
16. Diurnal rhythm of plasma melatonin level in the domestic pig during long summer days
17. A oncerepeated study of nocturnal plasma melatonin patterns and sleep recordings in six normal young men
18. Distinct modes of melatonin secretion in normal men
19. Radioimmunoassay of serum concentrations of melatonin in sheep exposed to different lighting regiments
20. Melatonin and prolactin concentrations in blood of cattle exposed to 8, 16 or 24 hours of daily light
21. Kaniulizowanie naczyn zylnych u swi(n) do bada(n) endokrynologicznych
22. Direct radioimmunoassay for melatonin in plasma
23. Absence of a nocturnal rise in either norepinephrine, N-acetyltransferase, hydroxyindole-O-methyltransferase or melatonin in the pineal gland of the domestic pig kept under natural environmental photoperiods
24. The effect of morphine on melatonin secretion in the domestic pig. In vivo and in vitro study
25. Concentrations of plasma melatonin and luteinizing hormone in domestic gilts reared under artificial long or short days
26. Clarifying plasma melatonin profiles in domestic pigs: A critical and comparative evaluation of two radioimmunoassay systems
27. Free-running rhythms of adrenocorticotropic hormone (ACTH), cortisol and melatonin in pigs
28. Entrainment of the circadian system of mammals by nonphotic cues
29. Feeding cycles entrain circadian rhythms of locomotor activity in CS mice but not in C57 B1/6J mice
30. Circadian food-anticipatory activity: Formal models and physiological mechanisms
31. Effects of scheduled food and water access on circadian rhythms of hamsters in constant light, dark and light: Dark cycle