... However, theseattempts failed to clone the human b 1A subunit fromcDNA libraries of adrenal gland, brain and fetal brain.BLASTsearches of the human genomic sequence with the cDNA encoding the rat ... shown are the mean (j) and standard deviation (bars) for each cRNA a: b ratio, and the sample size percRNA combination is shown in parenthesis. Data are from five different batches of oocytes, each ... of channels present in the membrane, No,anincreaseintheprobability of opening of the channels, Po, and/ or anincrease in the single channel conductance, co. Discrimin-ation among these options,...