helicobacter pylori glutathione peroxidase Figure 1 Glutathione peroxidase level in patients
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E.BberS.TapiE.et al (2014)
[DOI] [PMC free article] [PubMed] [Google Scholar] 81.Winterlind E.L., Malone S.G., Setzer M.R., Murphy M.A., Saunders D., Gray J.C

Self-renewal is responsible for generating additional undifferentiated stem cells

They bypass the gut entirely, which is crucial if absorption is impaired
