Profile: United Biotech, Inc. develops and manufactures products for the need of medical professionals in engineering healthcare economies. Our product recombinant HIV p24-env type O CNS is a 258 amino acid fusion protein consisting the type1 HIV p24 core polypeptide with a conserved, highly immunoreactive envelop polypeptide sequence designed using a consensus sequence of various HIV type O envelope species which were synthetically prepared and inserted into the p24 gene prior to expression. The protein, which has been subjected to extensive purification, produces a single band of SDS and is soluble in physiological buffer. We provide human growth hormone test that provides quantitative measurement of human growth hormone (hGH) in human serum to aid in the diagnosis of disorders affecting hGH metabolism and function.