Sigma-Aldrich Lipopolysaccharide, 5mg

Sigma-Aldrich Lipopolysaccharide, 5 mg Net Content, Lyophilized Powder Form, White to Faint Yellow or Faint Gray, 2 to 8 deg C, LPS, Gel-Filtration Chromatography, Escherichia coli (O55:B5) Biological Source. This product is extracted from E. coli serotype O55:B5 and purified by gel filtration. The source strain is CDC 1644-70. The LPS O55:B5 has been used to stimulate human peritoneal macrophages at 1 ng/mL and to stimulate equine peritoneal macrophages at 1 to 100 ng/mL - SIAL (Additional S&H Or Hazmat Fees May Apply)