The phenomenon of Gram-positivity; its definition and some negative evidence on the causative role of sulfhydryl groups.
D004396:Coloring Agents; D013194:Staining and Labeling; D013438:Sulfhydryl Compounds
D004396:Coloring Agents; D013438:Sulfhydryl Compounds
STAINS AND STAINING; SULFHYDRYL COMPOUNDS