Phosphatidylcholine
= Phosphatidylcholine
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= PC
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<Phosphatidylcholine>, abbreviated <PC>, is a <glycerophospholipid> with a <phosphate>-<choline> head. Its <zwitterionic> head illustrates why a <hydrophilic> region need not have a nonzero net <electric charge>. See https://www.ncbi.nlm.nih.gov/books/NBK21726/[Lodish et al.: membrane lipids].