Seasonal Timing: How Does a Hibernator Know When to Stop Hibernating?

Deep hibernators that spend winter in a hypothermic coma below ground can still emerge and reproduce in spring at the right moment. A recent study shows that specific cells of the pituitary may harbor the internal calendar responsible for this. Deep hibernators that spend winter in a hypothermic com...

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Veröffentlicht in:	Current biology 2014-07, Vol.24 (13), p.R602-R605
Hauptverfasser:	Hut, Roelof A., Dardente, Hugues, Riede, Sjaak J.
Format:	Artikel
Sprache:	eng
Schlagworte:	Animal Nutritional Physiological Phenomena Animals Biological Clocks - physiology Dinoflagellida - physiology Gonadotropins - metabolism Hibernation - physiology Life Sciences Models, Biological Other Photoperiod Pituitary Gland - metabolism Rodentia - physiology Seasons Species Specificity
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Zusammenfassung:	Deep hibernators that spend winter in a hypothermic coma below ground can still emerge and reproduce in spring at the right moment. A recent study shows that specific cells of the pituitary may harbor the internal calendar responsible for this. Deep hibernators that spend winter in a hypothermic coma below ground can still emerge and reproduce in spring at the right moment. A recent study shows that specific cells of the pituitary may harbor the internal calendar responsible for this.
ISSN:	0960-9822 1879-0445
DOI:	10.1016/j.cub.2014.05.061