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J R Guerra

Publications and source records attributed to J R Guerra.

3 recordsLinked to original sources

Dinoflagellate sterols IV: Isolation and structure of 4 alpha, 23xi, 24xi-trimethylcholestanol from the dinoflagellate Glenodinium hallii.

The dinoflagellate Glenodinium hallii was investigated for its sterol composition. Five of the six sterols were isolated and identified as cholest-5en-3beta-ol, (24xi)-24-methylcholest-5-en-3beta-ol, stigmasta-5,22-dien-3beta-ol, (22E,24R)-4 alpha, 23, 24-trimethyl-5 alpha-cholest-22-en-3 beta-ol, and 4 alpha, 23 xi, 24 xi-trimethyl-5 alpha-cholestan-3 beta-ol.

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