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Plasma BA signatures. A: total BA concentration (nM); B: BA species concentration (nM). Blue bar: Sham group and green bar: OAGB group. CA, cholic acid; CDCA, chenodeoxycholic acid; DCA, deoxycholic acid; LCA, lithocholic acid; UDCA, ursodeoxycholic acid; HCA, hyocholic acid; HDCA, hyodeoxycholic acid. Statistical analysis: (A) t test and (B) Mann–Whitney test. *P < 0.05; **P < 0.01. BA, bile acid; OAGB, one anastomosis gastric bypass.
