our results show that : 1 ) normal human b cells contain an operating na+/h+ exchanger , as inferred by their ability to recover phi after acid-loading in a hco3- -free medium and by evidences that lps and phorbol ester pma elicit a phi rise inhibitable by either 5- ( n-ethyl-n-isopropyl ) amiloride ( eipa ) or a na+-free medium ;
C0031586
phorbol ester
C0039654
pma