Human Chorionic Gonadotropin beta subunit from human pregnancy urine
hCG is a peptide hormone that is composed of one alpha and one beta subunit. hCG shares a common alpha chain with the pituitary hormones FSH, TSH and LH, but has a unique beta chain which is recognized by this antibody. hCG is secreted by placental syncytiotrophoblasts and stimulates the ovaries to produce steroids that are essential to pregnancy. Applications: Suitable for use in RIA. Other applications not tested. Recommended Dilution: Optimal dilutions to be determined by the researcher. Storage and Stability: Store product at 4C if to be used immediately within two weeks. For long-term storage, aliquot to avoid repeated freezing and thawing and store at -20C. Aliquots are stable at -20C for 12 months after receipt. Dilute required amount only prior to immediate use. Further dilutions can be made in assay buffer. Note: Sodium azide is a potent inhibitor of peroxidase and should not be added to HRP conjugates. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Note: Applications are based on unconjugated antibody.
