A FUNCTIONAL-MODEL OF THE MAMMALIAN CIRCADIAN PACEMAKER

被引:5
作者
REFINETTI, R
机构
[1] Department of Psychology, College of William and Mary, Williamsburg
来源
INTERNATIONAL JOURNAL OF BIO-MEDICAL COMPUTING | 1993年 / 32卷 / 01期
关键词
CIRCADIAN RHYTHMS; PACEMAKER; MODEL;
D O I
10.1016/0020-7101(93)90006-R
中图分类号
TP39 [计算机的应用];
学科分类号
081203 ; 0835 ;
摘要
This paper describes a general model of the mammalian circadian pacemaker with specific parameters for golden hamsters. The model successfully simulates free-runs in constant darkness and constant light, phase shifts induced by light pulses and entrainment and relative coordination under light-dark cycles. It also accounts for the recent findings that the amplitude of the phase response curve to light pulses is dependent on the free-running period of the animal and on the previous history of photic stimulation. Effects of non-photic stimuli on the circadian pacemaker are discussed.
引用
收藏
页码:45 / 60
页数:16
相关论文
共 61 条
[1]  
[Anonymous], 1981, HDB BEHAV NEUROBIOLO
[2]  
ASCHOFF J, 1979, Z TIERPSYCHOL, V49, P225
[3]   CIRCADIAN ACTIVITY PATTERN WITH 2 PEAKS [J].
ASCHOFF, J .
ECOLOGY, 1966, 47 (04) :657-&
[5]  
ASCHOFF J, 1976, FED PROC, V35, P2326
[6]  
Aschoff J, 1981, HDB BEHAVIOURAL NEUR, P81
[7]   SPLITTING OF CIRCADIAN-RHYTHMS IN THE RAT [J].
BOULOS, Z ;
TERMAN, M .
JOURNAL OF COMPARATIVE PHYSIOLOGY, 1979, 134 (01) :75-83
[8]   EFFECTS OF RESTRICTED FEEDING SCHEDULES ON CIRCADIAN ORGANIZATION IN SQUIRREL-MONKEYS [J].
BOULOS, Z ;
FRIM, DM ;
DEWEY, LK ;
MOOREEDE, MC .
PHYSIOLOGY & BEHAVIOR, 1989, 45 (03) :507-515
[9]  
CHOSSAT C, 1843, ANN SCI NATUR, V20, P293
[10]   BRIGHT LIGHT RESETS THE HUMAN CIRCADIAN PACEMAKER INDEPENDENT OF THE TIMING OF THE SLEEP-WAKE CYCLE [J].
CZEISLER, CA ;
ALLAN, JS ;
STROGATZ, SH ;
RONDA, JM ;
SANCHEZ, R ;
RIOS, CD ;
FREITAG, WO ;
RICHARDSON, GS ;
KRONAUER, RE .
SCIENCE, 1986, 233 (4764) :667-671