Recombinant HIV-1 gp41 466-753 a.a. 32kDa Source:E.coli Description : The protein contains the a 32kD fragment of HIV-I glycoprotein gp41, amino acids:(466-753). Purification method: Purified by proprietary chromatographic technique. Purity: Protein is >95% pure as determined by 10% PAGE (coomassie staining) and RP-HPLC. Protein conc: 1mg/ml, 20mM PBS pH7.8, 20mM NaCl 0.5M, 1mM DTT and 8M urea. Storage: Protein is shipped at ambient temperature. Upon arrival, Store at -20C. Stability: Five years frozen. One month in solution at room temperature. Specificity: Immunoreactive with all sera of HIV-I infected individuals. Application: Antigen in ELISA and Western blots, excellent antigen for early detection of HIV seroconvertors with minimal specificity problems. Usage: BioWORLD's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.