Hoofdstuk 21
Endocrien stelsel

The endocrine system sends hormones—chemical signals—through the bloodstream to target cells—the cells the hormones selectively…

Hormones can be classified into three main types based on their chemical structures: steroids, peptides, and amines. Their actions are mediated by…

Hormones—or any molecule that binds to a receptor, known as a ligand—that are lipid-insoluble (water-soluble) are not able to diffuse…

In most cases, excessive hormone production is prevented by negative feedback—a loop that starts with a stimulus inducing the release of a…

Glucocorticoid stress hormones and their artificial derivatives are widely used drugs to treat inflammation, but long-term treatment with…

Honeybee workers are engaged in various tasks related to maintaining colony activity. The tasks of the workers change according to their age…