Sheep IL-13 is produced by activated T helper type 2 (Th2) cells and is implicated as a central mediator of the physiological changes induced by allergic inflammation. Studies suggest that increases in IL-13 play a role in allergen-induced airway hyperresponsiveness in sheep asthma. Source: Recombinant protein corresponding to aa19-132 from native sheep IL-13 expressed in Pichia pastoris Molecular Weight: ~17.2kD Applications: Suitable for use in ELISA and Western Blot. Other applications not tested. Recommended Dilution: Optimal dilutions to be determined by the researcher. Storage and Stability: Lyophilized and reconstituted products are stable for 6 months after receipt at -20C. Reconstitute with sterile PBS, 0.1% carrier protein. Aliquot to avoid repeated freezing and thawing. Store at -20C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap.