tcim002073 4 in ONE Cell Culture Media Supplement

4 in ONE Cell Culture Media Supplement is Animal FREE recombinant insulin and transferrin cell culture 100x media supplement. 4 in ONE Cell Culture Media Supplement contains 4 components that are typically required for optimal cell growth in serum-free or reduced serum media. Insulin has cell signaling functions and promotes the uptake of glucose and amino acids. Transferrin is a universal source of iron for cells that is non-toxic carrier of iron and reduces the generation of toxic free-radicals and peroxide. Selenium is required for the activity of glutathione peroxidase, thioredoxin reductase, and other antioxidant enzymes. Ethanolamine is a phospholipid precursor that improves the performance of cells in serum-free media and is required for the growth of some cell types.