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Changes in GSH homeostasis have been implicated in the etiology and progression of a variety of human diseases, including breast cancer [13]

Homogenized and centrifuged at 2000 rpm, then 50 l of the supernatant were diluted in 10 mL of phosphate buffer (0.1M, pH = 8)

For each included study, the following information was collected: first authors name, year of publication, country of origin, type of study (in vitro, in vivo, or clinical), characteristics of the experimental model (e.g., species, sample size), specific platelet-derived product used (PRP, PRGF, PRF, or PRPL), details of preparation protocols, route and frequency of administration, and main outcome measures