the effects of exogenously administered histamine phosphate ( 0.1 microgram per kg of body weight per min , or 90 microgram per hour ) and endogenous histamine released by intravenous injection of 0.5 mg of compound 48/80 on alveolar membrane permeability to substances of differing molecular weight ( 60 to 20,000 daltons ) were studied using the in vivo saline-filled dog lung model .
C0062740
histamine phosphate
C0019588
histamine