Quality
? Mouse colonies routinely screened for pathogens via Mouse Antibody Production (MAP) testing
? Extensive PCR testing is performed to screen for a number of pathogens
? Tested and found negative for bacteria, fungi, and mycoplasma
? Protein concentrations determined by Lowry method
? Endotoxin units measured by Limulus Amoebocyte Lysate assay
? Matrigel Matrix gel stability is tested for a period of 14 days at 37°C
? Biological activity is determined for each lot using a neurite outgrowth assay.

Preparation and Storage
Store at -20°C. Avoid multiple freeze-thaws.