Microbial Profiles in the Gut and Their Association with Immunotherapy Efficacy in Non-Small Cell Lung Cancer and Melanoma: A Comprehensive Review and Meta-Analysis - Scorecard - MDSpire

Microbial Profiles in the Gut and Their Association with Immunotherapy Efficacy in Non-Small Cell Lung Cancer and Melanoma: A Comprehensive Review and Meta-Analysis

  • By

  • Mohammed Elmujtba Adam Essa

  • Hamid Noori

  • James Butler

  • Abdelkareem A. Ahmed

  • February 21, 2026

  • 0 min

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Clinical Scorecard: Microbial Profiles in the Gut and Their Association with Immunotherapy Efficacy in Non-Small Cell Lung Cancer and Melanoma: A Comprehensive Review and Meta-Analysis

At a Glance

CategoryDetail
ConditionNon-Small Cell Lung Cancer and Melanoma
Key MechanismsGut microbiome influences systemic immune responses and efficacy of immune checkpoint inhibitors.
Target PopulationAdult patients (≥ 18 years) with NSCLC or melanoma treated with ICIs.
Care SettingOncology clinics administering immunotherapy.

Key Highlights

  • Gut microbiome diversity correlates with improved responses to ICIs.
  • Specific bacterial taxa such as Faecalibacterium and Akkermansia muciniphila are associated with better outcomes.
  • Primary and acquired resistance to ICIs remains a significant challenge.

Guideline-Based Recommendations

Diagnosis

  • Confirm diagnosis of NSCLC or melanoma.
  • Assess gut microbiome composition at baseline.

Management

  • Consider gut microbiome profiling to optimize ICI therapy.

Monitoring & Follow-up

  • Monitor for immune-related adverse events (irAEs) during treatment.

Risks

  • Potential for treatment discontinuation due to irAEs.

Patient & Prescribing Data

Patients with advanced NSCLC or melanoma receiving ICIs.

Microbiome characteristics may serve as novel biomarkers for predicting ICI efficacy.

Clinical Best Practices

  • Incorporate microbiome analysis in treatment planning for NSCLC and melanoma patients.
  • Utilize established biomarkers alongside microbiome data for patient selection.

References

Original Source(s)

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