The substances glucose, NPPB (chloride channel blocker) and forskolin (CFTR stimulator) were added to the chambers in different order to examine what type of chloride channel was there.
Efnunum glúkósa, NPPB (klórgangahindi) og forskolin (CFTR örvari) bætt út í baðið í mismunandi röð til að kanna virkni klórganganna.