MedicalTerminology DB
General Medical Terms

protegrin

Meaning of protegrin: One of a family of small proteins found in white blood cells in pigs.

Definition of protegrin

One of a family of small proteins found in white blood cells in pigs. Protegrins kill certain bacteria, fungi, and viruses by making holes in their outer membranes and causing them to burst. A protegrin is a type of antimicrobial peptide.

Written and maintained by James Murray Last updated July 21, 2026 Educational reference, not medical advice. Read the limitations.

For learning, not diagnosis. This glossary provides general educational information and is not a substitute for advice from a qualified healthcare professional. If you may be experiencing a medical emergency, contact local emergency services.