Preparative Biochemistry & Biotechnology《制备生物化学与生物技术》(一年10期). Preparative Biochemistry & Biotechnology is an international forum for rapid dissemination of high quality research results dealing with all aspects of preparative techniques in biochemistry, biotechnology and other life science disciplines. Scope includes: Techniques pertinent to clarification, isolation, enrichment, and purification of biotech products; Products in areas of human therapeutics, biofuels, plant biotechnology, animal biotechnology, food processing, and environmental biotechnology; Unit operations including fermentation/ cell culture, centrifugation, depth filtration, homogenization, chromatography, ultrafiltration, diafiltration, refolding, viral filtration, viral inactivation, sterile filtration, extraction, two phase separation, precipitation, osmotic shock, and lyophilization; Industrial applications involving preparative processing.