Thyroxine (T4) a thyroid hormone exerts a potent influence on the basal metabolic rate. Synthesized from the tyrosine residues of thyroglobin and is found in the serum of normal individuals. The L-form is twice as active physiologically as a racemic product, the D-form has very little activity. Applications: Suitable for use in ELISA and RIA. Other applications have not been tested. Recommended Dilutions: Optimal dilutions to be determined by the researcher. Titer: 1:50,000 by RIA double antibody. Affinity Constant: ~5x10e10L/mole Storage and Stability: May be stored at 4C for short-term only. Aliquot to avoid repeated freezing and thawing. Store at -20C. Aliquots are stable for 12 months after receipt. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap.
Purity:
Serum.
Form:
Supplied as a liquid. No preservatives added.
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