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endocrine signaling. Signaling in which endocrine cells release hormones that act on distant target cells.
Hedgehog signaling pathway. The Hedgehog signaling pathway is a signaling pathway that transmits information to embryonic cells required for proper cell differentiation. Different parts of the embryo have different concentrations of hedgehog signaling proteins. The pathway also has roles in the adult. Diseases associated with the malfunction of this pathway include basal cell carcinoma. The Hedgehog signaling pathway is one of the key regulators of animal development and is present in all bilaterians. The pathway takes its