The tech entrepreneur Bryan Johnson recently recruited his 17-year-old son, Talmage, and his 70-year-old father, Richard, to join him in the worlds first multigenerational plasma exchange. Last month the trio headed to Resurgence Wellness, a medical spa in Texas where, according to Bloomberg, the youngest Johnson got a full liter of his blood removed (for context, the human body has about five liters of blood) and separated into a batch of liquid plasma and then a batch of red blood cells, white blood cells, and platelets
It might increase the risk of developing diseases like lupus, celiac disease, and rheumatoid arthritis
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Habil N, Al-Murrani W, Beal J, Foey AD (2011) Probiotic bacterial strains differentially modulate macrophage cytokine production in a strain-dependent and cell subset-specific manner