Skin histamine; its location in the tissue mast cells.
D006632:Histamine / Q000502:physiology*; D006801:Humans; D008407:Mast Cells / Q000378:metabolism*; D016740:Meridians; D012867:Skin / Q000378:metabolism*
D006632:Histamine
HISTAMINE/physiology; MAST CELLS/metabolism; SKIN/metabolism