Creative BioMart provides quality recombinant proteins, diagnostic antibodies and antigens, diagnostic enzymes and pharmaceutical enzymes to the research community of biology, clinical research, molecular diagnostics and biopharmaceutical drug development.Store lyophilizedprotein at -20℃ and reconstituted protein in working aliquots at -20℃ witha carrier protein (0.1%HSA or BSA) as a stabilizer for long term storage. Pleasenote that the addition of any carrier protein into this product may produceunwanted endotoxin. This depends upon the particular application employed.Avoid repeated freeze-thaw cycles.http://www.creativebiomart.net/description_106811_16.htm