Table 2 Prognostic role of intratumoural microbiota

From: Intratumoural microbiota: a new frontier in cancer development and therapy

Cancer types

Pathological type

Stage

Treatment

Microorganism

Outcomes

Survival

Oesophageal cancer

Squamous cell carcinoma,

adenocarcinoma, and others

—

Neoadjuvant chemotherapy/ chemoradiotherapy, surgery

Species Fusobacterium nucleatum253

Risk factor

OS

Squamous cell carcinoma

All stages

Neoadjuvant chemotherapy/ chemoradiotherapy, surgery

Species Fusobacterium nucleatum269

Risk factor

PFS

Lung cancer

Non-small cell lung cancer

Stage II

Surgery

Order Actinomycetales,

order Pseudomonadales261

Risk factor

DFS

Non-small cell lung cancer

Stage III, IV

Surgery/ biopsy, targeted therapy/ chemotherapy

Speices Haemophilus parainfluenzae262

Risk factor

OS

Species Serratia marcescens,

species Acinetobacter jungii,

species Streptococcus constellation262

Protective factor

OS

Non-small cell lung cancer

All stages

—

Genus Thermus,

Genus Legionella263

Risk factor

—

Non-small cell lung cancer

Stage IIIB, IV

Chemotherapy, immunotherapy

Species Helicobacter pylori274

Risk factor

OS, PFS

Liver cancer

Hepatocellular carcinoma, intrahepatic cholangiocarcinoma, combined HCC and iCCA

—

Surgery

Family Pseudomonadaceae54

Protective factor

OS

Colorectal cancer

—

All stages

Surgery

Species Fusobacterium nucleatum254

Risk factor

OS

—

All stages

Surgery

Genus Fusobacterium, genus Granulicatella, genus Gemella260

Protective factor

DFS

—

All stages

Biopsy

Species Porphyromonas gingivalis265

Risk factor

OS

—

Stage IV

—

Genus Candida11

Protective factor

—

Genus Saccharomyces11

Risk factor

—

Gastric Cancer

—

All stages

Surgery

Species Fusobacterium nucleatum255

Risk factor

OS

—

All stages

Surgery, chemotherapy

Species Helicobacter pylori270

Protective factor

OS

—

—

Surgery

Species Helicobacter pylori271

Protective factor

OS

—

Stage II, III

Surgery, chemotherapy

Species Helicobacter pylori272

Protective factor

OS, DFS

Adenocarcinoma, squamous carcinoma, carcinoid carcinoma

Stage III, IV

Immunotherapy

Species Helicobacter pylori275

Risk factor

PFS

Pancreatic cancer

Pancreatic ductal adenocarcinoma

All stages

Surgery, chemotherapy

Genus Fusobacterium257

Risk factor

OS

Pancreatic ductal adenocarcinoma

Stage I, II

Surgery, neoadjuvant chemoradiotherapy

Genus Pseudoxanthomonas,

genus Streptomyces,

genus Saccharopolyspora,

genus Bacillus clausii264

Protective factor

OS

Melanoma

—

—

Immunotherapy

Genus Clostridium7

Protective factor

—

Species Gardnerella vaginalis7

Risk factor

—

—

Stage III, IV

Immunotherapy

Species Helicobacter pylori273

Risk factor

OS

—

—

Immunotherapy

Genus Cladosporium12

Risk factor

—

Oral cancer

Oral squamous cell carcinoma

All stages

Surgery

Species Fusobacterium nucleatum258

Protective factor

OS

Anal Squamous Cell Carcinoma

—

All stages

Radiotherapy/chemoradiotherapy, surgery

Species Fusobacterium nucleatum259

Protective factor

OS

Vulvar squamous cell carcinoma

—

Stage I, II, and III

Surgery, chemotherapy/ radiotherapy

Species Fusobacterium nucleatum,

species Pseudomonas aeruginosa256

Risk factor

PFS

Ovarian cancer

—

—

Surgery

Genus Phaeosphaeriaceae12

Risk factor

PFS

Kidney cancer

—

—

—

Human endogenous retrovirus118

Risk factor

OS