Women's Health Weekly
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Endocrinology
Corticosterone helps modulate maternal behavior in the postpartum rat
January 6th, 2005
Corticosterone doesn't initiate or help maintain maternal behavior in primiparous rats, but it does modulate ongoing maternal behavior, report University of Toronto psychologists. According to S.L. Rees and colleagues, "It is well known that the hypothalamic-pituitary-adrenal (HPA) axis is activated during stress. Recent work suggests it is also implicated in the regulation of 'normal' behaviors. "The present studies investigated the effects of adrenalectomy and of varying glucocorticoid concentrations on adult maternal behavior in primiparous rats." Rats in late pregnancy were adrenalectomized or given sham surgeries. The...
Source: Women's Health Weekly (2005-01-06)
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