sterol

Definition

Any steroid that contains a hydroxyl group in the 3-position of the A-ring.

Etymology

From 1913; back-formation from cholesterol.

Example Sentences

• "Sterols are found in all animal and plant tissue and play an important role in hormone chemistry."
• "Research into marine sterols falls neatly into three chronological periods."
• "1989, Alain Rahier, Pierre Benveniste, 11: Mass Spectral Identification of Phytosterols, W. David Nes, Edward J. Parish (editors), Analysis of Sterols and Other Biologically Significant Steroids, Harcourt Brace Jovanovich (Academic Press), page 223, Mass spectrometry (MS) and particularly the combination of mass spectrometry with gas spectrometry (GS/MS) has become an indispensable method for studying plant sterols and their biosynthesis."

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