Several mechanisms have been suggested [5,17,33,34]: (1) reduced intrinsic factor secretion, (2) decreased vitamin B12 release from protein complexes, (3) microbial overgrowth due to slowed intestinal transit, and (4) decreased vitamin B12-intrinsic factor complex receptors
PRP is an autologous blood fraction rich in platelets and their associated growth factors (GFs)
Vials, syringes, and accessories are shown for illustrative purposes and are not included.
Additionally, to advance the understanding of ME/CFS pathophysiology, longitudinal studies should account for variables like physical activity and antibiotic use before disease onset
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