GPCRs, integrins, and receptor tyrosine kinases regulate actin polymerization, contraction, and adhesion turnover through Rho family small GTPases, thereby controlling cell migration, morphology, and tissue function.
The endocrine system maintains body homeostasis through hormone secretion, target organ responses, and feedback regulation. Hormones regulate glucose and lipid metabolism, growth and development, reproductive function, stress responses, water and electrolyte balance, bone metabolism, and energy ...