Does the tsetse parturition rhythm have a circadian basis?
Does the tsetse parturition rhythm have a circadian basis?
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采采蝇的分娩节律有昼夜节律吗?
DOI:
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发表时间:
1992
期刊:
影响因子:
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通讯作者:
L. Otieno
中科院分区:
文献类型:
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作者:
J. Zdárek;D. Denlinger;L. Otieno
Abstract. Under an LD 12:12h photoregime at constant temperature, parturition in Glossina morsitans centralis is a gated event occurring late in the afternoon. When flies are switched to continuous light the rhythm quickly dampens, but its persistence for at least two 24‐h cycles beyond the final scotophase suggests the rhythm has a circadian basis. A weak rhythm appears after 7 days of continuous light, perhaps in response to the daily disturbance caused by feeding. Return of the flies to LD 12:12h restores the rhythm after exposure to a single scotophase.