82 Br and  36 Cl as tracers for measuring chloride transmembrane flux in untreated and catecholamine-treated frog skin.
D000818:Animals; D001001:Anura; D001692:Biological Transport; D001966:Bromine; D002712:Chlorides / Q000378:metabolism*; D004837:Epinephrine / Q000494:pharmacology*; D066298:In Vitro Techniques; D007545:Isoproterenol / Q000494:pharmacology*; D011868:Radioisotopes; D011896:Rana temporaria; D012867:Skin / Q000187:drug effects / Q000378:metabolism*
D002712:Chlorides; D011868:Radioisotopes; D007545:Isoproterenol; D001966:Bromine; D004837:Epinephrine