title: The steric requirements for sterol inhibition of tetrahymanol biosynthesis.
mesh_terms: D000818:Animals; D002784:Cholesterol / Q000494:pharmacology; D007536:Isomerism; D013261:Sterols / Q000378:metabolism / Q000494:pharmacology*; D013329:Structure-Activity Relationship; D013769:Tetrahymena pyriformis / Q000187:drug effects / Q000254:growth & development / Q000378:metabolism*; D014315:Triterpenes / Q000096:biosynthesis*
chemical_list: D013261:Sterols; D014315:Triterpenes; D002784:Cholesterol