美国SBA（Southern Biotechnology Associates, Inc.）
SBA（Southern Biotechnology Associates, Inc.）公司建于1982年，由美国伯明翰的阿拉巴马大学（UAB）的Dr. Max Cooper细胞免疫学实验室的科学家创建。SBA致力于高质量、高亲和纯化的二抗的生产、纯化和标记。同时，SBA还提供各种亲和纯化的多克隆和单克隆抗体，其中包括：荧光素和酶标记物，低内毒素/不含叠氮化物（LE/AF）制剂，F(ab)和F(ab')2，此外还有纯化的免疫球蛋白和胶原质。
Since 1982, SouthernBiotech has been dedicated to the production of the world's highest quality, affinity purified secondary antibodies and other immunochemicals, including a broad range of monoclonal antibodies, collagen and other ECM proteins.
 SouthernBiotechnology Associates, Inc., now known as SouthernBiotech, was founded in 1982, by scientists from Dr. Max Cooper’s Cellular Immunology Laboratory at the University of Alabama in Birmingham (UAB), as a company dedicated to the production, purification, conjugation and commercialization of the world’s highest quality, affinity purified, secondary antibodies for research use. As a result of ongoing internal product development and our acquisition of monoclonal antibody producing cell lines through technology transfer arrangements with leading research universities and institutions, we now provide a broad range of affinity purified, polyclonal and monoclonal antibodies, including, fluorochrome and enzyme conjugates, Low Endotoxin/Azide Free (LE/AF) preparations, F(ab) and F(ab’)2 fragments, as well as, purified immunoglobulins and collagens. In addition to direct and OEM sales, our products are available through a global network, including, Fisher Scientific in the U.S. and other distributors throughout Europe, Asia, Africa, the Middle East, South America and the Pacific Rim. Our customers and technology transfer partners include most of the world’s leading pharmaceutical, biotechnology and academic research laboratories.