Supplementary Figure 1: Cultivation and genome sequencing of the gut microbiota.
From: 1,520 reference genomes from cultivated human gut bacteria enable functional microbiome analyses

(a) The 155 feces samples from healthy volunteers grouped by ages and sex. (b) The number of isolates achieved by 11 different culture media under anaerobic condition. (c) The workflow of the cultivation and sequencing of isolated gut bacteria.