%0 Journal Article %T Radiolabeling Heme and Porphyrin with 14C-Glycine or 14C δ-Aminolevulinic Acid. %A Ward DM %A Gillis S %A Yien YY %J Methods Mol Biol %V 2839 %N 0 %D 2024 %M 39008256 暂无%R 10.1007/978-1-0716-4043-2_12 %X Radiolabeling enables the quantitation of newly synthesized heme and porphyrin, allowing us to distinguish heme synthesis rates from total cellular heme. Here, we describe a protocol for labeling heme with 14C-glycine or ALA and the sequential extraction of heme and porphyrin from the same samples for quantitation by liquid scintillation.