defensive proteins
nounUK /dɪˈfɛnsɪv ˈprəʊtiːnz/
US /dɪˈfɛnsɪv ˈproʊtiːnz/
Proteins that help the body fight off germs and sickness.
White blood cells make defensive proteins to attack viruses.
OTHER MEANINGS
2. Proteins in plants that help them resist pests or disease.
The plant produced defensive proteins after insects started eating its leaves.
3. Proteins used by bacteria to protect themselves from viruses.
Scientists studied the defensive proteins that bacteria release against phage attacks.
4. Any protein that shields cells from damage or stress.
Heat shock proteins act as defensive proteins when cells get too hot.