1. Plural of cholinesterase; enzymes that break down the neurotransmitter acetylcholine in the nervous system.
Usage: technical; biochemistry; plural form

Examples

• Cholinesterases are essential enzymes that regulate nerve signal transmission by breaking down acetylcholine.
• The activity of cholinesterases can be inhibited by certain pesticides and nerve agents.
• Researchers measured cholinesterase levels in the blood samples to assess exposure to toxic compounds.
• Acetylcholinesterase and butyrylcholinesterase are the two main types of cholinesterases in humans.
• Some medications work by inhibiting cholinesterases to increase acetylcholine levels in the brain.