Raynaud's phenomenon, histamine, and prostaglandins.
D006632:Histamine / Q000502:physiology; D006801:Humans; D011453:Prostaglandins / Q000097:blood*; D011863:Radioimmunoassay; D011928:Raynaud Disease / Q000097:blood* / Q000209:etiology
D011453:Prostaglandins; D006632:Histamine