Prostaglandin

Definition

Prostaglandins are a group of physiologically active lipid compounds having diverse hormone-like effects in animals. They are derived enzymatically from fatty acids and play roles in inflammation, blood flow, the formation of blood clots, and the induction of labor.

Related terms

Fatty acids:

These are carboxylic acids with long hydrocarbon chains, which serve as the building blocks for many types of lipids including prostaglandins.

Inflammation:

This is a protective response involving immune cells, blood vessels, and molecular mediators aimed at removing harmful stimuli and beginning the healing process where prostaglandins play a key role.

Hormones:

Chemical substances produced in the body that regulate and control the activity of certain cells or organs; prostaglandins function similarly to hormones by mediating various physiological functions