Retinol binding protein 4 (RBP4) is the plasma carrier of retinol that complexes with transthyretin (TTR). A liquid chromatography-tandem mass spectrometry (LC-MS/MS) method for simultaneous absolute quantitation of serum and plasma RBP4 and TTR is needed to advance the understanding of RBP4 and TT...
ORGANISM(S): Homo Sapiens