Singh, P K, Chopra, K, Kuhad, A et al. · Neurogastroenterology and motility · 2012 · DOI
This study tested whether a beneficial bacteria called Lactobacillus acidophilus could help reduce fatigue symptoms in rats. Researchers created extreme fatigue in rats through repeated exhausting swimming, then gave some rats either the bacteria alone or the bacteria packaged in special beads designed to survive digestion. The bacteria treatment reduced fatigue-like behavior and improved markers of inflammation and immune system stress.
This study explores the gut-brain axis as a potential mechanism in CFS pathogenesis and suggests probiotics as a possible therapeutic avenue. For ME/CFS patients, understanding whether microbiota interventions can reduce inflammatory markers and fatigue symptoms could open new treatment options, especially if findings translate to human studies.
This animal model study does not prove that probiotics will work in humans with ME/CFS, nor does it establish that the fatigue induced in rats is truly equivalent to human CFS pathophysiology. The study correlates LAB administration with reduced fatigue markers but does not definitively prove that the bacteria mechanism is responsible for the improvement rather than other factors.
About the PEM badge: “PEM required” means post-exertional malaise was an explicit required diagnostic criterion for participant inclusion in this study — not that PEM was studied, observed, or discussed. Studies using criteria that do not require PEM (e.g. Fukuda, Oxford) are tagged “PEM not required”. How the atlas works →
Contribute
Private, reviewed by a human. Not a public comment thread.