The process of adding an acyl group to a compound.(noun)
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Use "acylation" in a sentence
"The ghrelin hormone is unique in that it requires acylation (the addition of a fatty acid) by a specific enzyme (ghrelin O-acyl transferase, or GOAT) for activation."
"What is your opinion on the importance of acylation stimulation protein in fat storage?"
"The chemical toolbox for monitoring protein fatty acylation and prenylation"