glutathione s-transferase deficiency and MRP1 form an integrated system involved in the storage and transport of dinitrosyl–dithiolato iron complexes in cells Glutathione S-transferase - Wikipedia
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It's an acute-phase reactant like CRP but gives a different angle on inflammatory status

A transient breach in the epithelial barrier leads to the resistance to colitis This study was the first direct attempt to understand how physiologic breaks in the mucosal barrier, which must occur for homeostatic regulatory T cells to develop (Figure 1), may differ from the pathological mucosal barrier defects widely implicated in promoting inflammation of the underlying lamina propria

Ogihara, K., Kikuchi, E., Okazaki, S., Hagiwara, M., Takeda, T., Matsumoto, K

11_2013_671_MOESM1_ESM.tif (download TIF Online Resource 1

Figure 1 It seems unlikely that E
