glutathione peroxidase metal - an overview Glutathione peroxidase (GPx) redox cycle.

In filamentous cyanobacterium, Mn treatment increased slc39a11 expression (measured at the mRNA level) to a much greater extent than Zn treatment, suggesting that the pathway regulating slc39a11 expression is more sensitive to Mn than Zn 103

doi: 10.1515/JPEM.2001.14.S1.681 37 PedreB.BarayeuU.EzerinaD.DickT

Briefly, the yeast cell pellet was collected by centrifugation in a microcentrifuge tube and washed three times with sterile water, then quenched with pre-chilled 80% methanol (kept at 80C), followed by seven cycles of bead beating (using glass beads)

All cited studies are conducted in rodent or in-vitro systems