It is so much so that despite a normal healthy diet, mice undergoing reprogramming suffer partial B12 deficiency
A CoA is not just a piece of paper
To the best of our knowledge, the assays where DTNB, GSSG, Trx, and NADPH (at saturating concentrations) are utilized as substrates are the only assays used to measure activity of TGR and related enzymes, including human TrxR and GR 59
As research compounds, they are typically available in a lyophilized powdered form, requiring reconstitution before use
Although upregulation of glutamine metabolism is a phenomenon present in many cancer cells, recent studies have demonstrated reduced glutamine metabolism in cholangiocarcinoma, glioblastoma multiforme, hepatocellular carcinoma, and thyroid carcinoma, demonstrating tissue heterogeneity in glutamine metabolism(Xue et al