Targeting Type 1 Diabetes The Scientist glutathione Sunrise Health Foods C peptide is a biomarker for beta cell function. In other words, it's a measure of beta cell health and insulin production, and is critical to developing new disease modifying therapies for type 1 Figure 5 from Glutathione S transferase and MRP1 form an integrated system involved in the storage and transport of dinitrosyl dithiolato iron complexes in cells. Semantic Scholar Type 1 Diabetes UF Health