Gut microbiota composition correlates with PBMC microRNA expression following maximal exercise testing in endurance athletes. - Shalmon, Guy; Shapira, Guy; Ibrahim, Rawan; Israel-Elgali, Ifat; Grad, Meitar; Shlayem, Rani; Youngster, Ilan; Scheinowitz, Mickey; Shomron, Noam (Frontiers in Microbiomes, 2026)