RBP4 (Human) OmniKine ELISA Kit is produced by Assay Biotech Company. It's also identified by the synonym '' Retinol-binding protein 4 or Plasma retinol-binding protein '', it's a Liquid who targets the Human RBP4 and that able to recognize, detecte and quantificate the endogenous levels of both recombinant and naturally produced Human RBP4 proteins, within any experimental sample including cell lysates, serum and plasma. RBP4 delivers retinol from the liver stores to the tissues peripheral. The complex RBP-retinol interacts with transthyretin, in plasma; this prevents loss by filtration through the kidney glomeruli. It's has a colorimetric 450 nm as a detection method, within the range of 24-1500 pg/ml.