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.Upon arrival, the protein may be stored for two weeks at 2 to 8 ℃. For long term storage, it is recommended to add a carrier protein (0.1% HSA or BSA) and store at -20 ℃ or -80 ℃ in appropriate aliquots. Avoid repeated freeze-thaw cycles.http://www.creativebiomart.net/description_388941_12.htm