Description
A lyophilized pure culture of E. coil STEC O121 that has been GFP tagged and exhibits green fluorescent protein expression. Minimally passaged after transfection via electroporation to ensure robust performance and genetic equivalency to the parent cell line CDC BA-2219. To maintain GFP expression, culture in the presence of ampicillin and absence of glucose. The lyophilized culture preserved in our proprietary Microgel-Flash™ quick dissolve matrix. Supplied as a package of 10 individually vacuum sealed pellets. Accompanying COA lists qualitative information for the microorganism. Manufactured and tested under ISO17034 accreditation. Stores -10C to -20C. Cells are derived from the cell line designated CDC BA-2219. Product shelf life of 18 months from the manufacture date. At least 6 months shelf life remain on ANY shipped product.