Provided below are ELISA kits targeting solute carrier family 25 member 33, a human protein encoded by SLC25A33. This protein is 321 amino acids long, with a mass of 35.4 kDa, and is a member of the Mitochondrial carrier (TC 2.A.29) family. This is reported to be a mitochondrial protein. Other alias names for this protein include: PNC1 protein, bone marrow stromal cell mitochondrial carrier protein, huBMSC-MCP, mitochondrial carrier protein, solute carrier family 25 (pyrimidine nucleotide carrier) member 33, BMSC-MCP, and PNC1.