text: This process was reduced by a protonophore, carbonylcyanide p-trifluoromethoxyphenylhydrazone, and a typical monocarboxylate transporter (MCT) inhibitor, alpha-cyano-4-hydroxycinnamic acid, suggesting that << nicotinate >> uptake by rat astrocytes is mediated by H(+)-coupled [[ monocarboxylate transport system ]].