protamine

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Definitions from WordNet

Noun protamine has 1 sense

protamine - a simple protein found in fish sperm; rich in arginine; simpler in composition than globulin or albumin; counteracts the anticoagulant effect of heparin
--₁ is a kind of simple protein

Definitions from the Web

Protamine

Definition:

Protamine refers to a small, positively charged protein that is commonly found in the sperm of fish. It is also known for its usage in medicine as a drug for reversing the anticoagulant effects of heparin.

Synonyms:

Prussian protein

Usage:

As a Noun:

1. In biology, protamine is a crucial protein found in the sperm of fish, which neutralizes the negative charge of DNA strands and aids in compacting the DNA during sperm cell formation.

2. In medicine, protamine sulfate, a derivative of protamine, is used as an antidote to reverse the anticoagulant effects of heparin during surgical procedures.

Sample Sentences:

The protamine found in the salmon sperm helps to protect and condense the DNA within the sperm cells.
The surgeon administered a dose of protamine sulfate to counteract the heparin's anticoagulant properties after the cardiac surgery.