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Glucocorticoid Signaling

Meaning

Glucocorticoid signaling describes the complex intracellular cascade initiated by the binding of glucocorticoid hormones, such as cortisol, to the glucocorticoid receptor (GR) within target cells. This signaling pathway is central to regulating metabolism, modulating the immune and inflammatory responses, and maintaining stress adaptation. The intensity and duration of this signal determine the physiological outcome, ranging from glucose homeostasis to immunosuppression.