Table 1 Novel species candidates isolated from the healthy human gut microbiota in a streamlined culturomics approach.

From: A streamlined culturomics case study for the human gut microbiota research

Name of species and strain

Novelty

GenBank accession no.

Culture collection no.

Morphological characteristics

16S rRNA

Draft genome

Blautia sp. HCN-1074

sp. nov

OP753744

SRR28033822

KCCM 90502, KCTC 25612, JCM 36214

Coccobacillus-shaped (0.5–0.7 × 0.8–1.7 μm); colonies were creamy white, flat, and circular, ranging in diameter from 0.5 to 2.5 mm

Blautia sp. HCN-20427

sp. nov

OP753574

SRR28033835

KCCM 90504, KCTC 25602, JCM 36141

Spherical-shaped (0.8–1.2 μm in diameter); colonies were creamy white, flat, and circular ranging in diameter from 0.5 mm to 1 mm

Erysipelotrichaceae sp. HCN-30851

gen. nov., sp. nov

OP753719

SRR28033834

KCTC 25604, JCM 36071

Short rods (0.8–1.3 × 0.3–0.4 μm); colonies were creamy white, slight convex, and circular ranging in diameter from 0.5 mm to 2 mm

Enterocloster sp. HCN-30185

sp. nov

OP753730

SRR28033826

KCTC 25608, JCM 36192

Long rods (1.4–5.2 × 0.4–0.7 μm); colonies were translucent, flat, and round, ranging in diameter from 0.5 mm to 2 mm

Oscillospiraceae sp. HCN-4035

gen. nov., sp. nov

OP753822

SRR28033832

KCCM 90509, KCTC 25618, JCM 36193

Long, thread-like rod-shaped (1.5–21.1 × 0.4–0.6 μm); colonies had punctiform morphology

Peptoniphilus sp. HCN-40583

sp. nov

OP753729

SRR28033827

KCCM 90508, KCTC 25607, JCM 36142

Spherical-shaped (0.5–1.2 μm in diameter); colonies were creamy white, slightly convex, and small round, less than 0.5 mm in diameter

Phocaeicola sp. HCN-40430

sp. nov

OP753734

SRR28033825

KCTC 25610, JCM 36018

Rod-shaped (1.2–3.0 × 0.8–0.9 μm); colonies were creamy white, convex, and moist circular ranging in a diameter from 1 to 3 mm

Butyricimonas sp. HCN-50115

sp. nov

OP753735

SRR28033823

KCCM 90510, KCTC 25611, JCM 36246

Oval or slightly curved rod-shaped (0.6–0.8 × 0.8–2.0 μm); colonies had punctiform morphology

Streptococcus sp. HCA-5024

sp. nov

OP753736

SRR28033824

KCTC 43475, JCM 36001

Streptococcal appearance with the cocci (0.6–1.7 μm in diameter); colonies were creamy white and round, less than 0.5 mm in diameter and occurred singly

Clostridium sp. HCN-6482

sp. nov

OP763639

SRR28033830

KCTC 25620, JCM 36194

Short-rod shaped (0.4–0.5 × 1.1–3.5 μm); colonies were translucent, moist, flat, and circular colonies less than 0.5 mm in diameter

Phocaeicola sp. HCN-6420

sp. nov

OP762691

SRR28033829

KCTC 25621, JCM 36017

Coccobacillus-shaped (0.5–0.8 × 0.8–2.0 μm); colonies were creamy white, moist, convex, and circular colonies, ranging from 1 to 2 mm in diameter

Prevotella sp. HCN-7019

sp. nov

OP811536

SRR28033821

KCTC 25615, JCM 36069

Coccobacillus-shaped (0.4–0.5 × 0.6–0.8 μm); colonies were creamy white, moist, convex, and circular, less than 1 mm