The demonstration of acid substances in normal skin by Alcian blue.
D000143:Acids / Q000032:analysis*; D000423:Alcian Blue; D004396:Coloring Agents; D006801:Humans; D012867:Skin / Q000378:metabolism*
D000143:Acids; D004396:Coloring Agents; D000423:Alcian Blue
ACIDS/determination; DYES; SKIN/metabolism