Impact pattern of heavy metals on gut microbiota in the polluted city of Tehran - Barzi, Seyed Mahmoud; Naderi, Peyman; Haririzadeh Jouriani, Fatemeh; Torkamaneh, Mahdi; Siadat, Seyed Davar; Shamkani, Farnaz; Javadian, Seifoddin; Ebrahimi-Rad, Mina; Saghiri, Reza; Nojoumi, Seyed Ali (Iranian Journal of Microbiology, 2026)