Evidence map›Paper›PMID 33777757›Full record

ReviewFrontiers in oncology2021

Progress and Challenges of Predictive Biomarkers for Immune Checkpoint Blockade.

Yanna Lei, Xiaoying Li, Qian Huang, Xiufeng Zheng, Ming Liu

Registry-linked trialAbstract readReview
In one paragraph

Review in Frontiers in oncology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT07246759 (NEUTROFLOW), which is not on this map. Cited by 70 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
70citing papers in PubMed, 2 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT07246759 not yet recruitingnot on this mapstarted 2025, after this paper: background citation

NEUTROFLOW: Development and Validation of a Pan-cancer Neutrophil Biomarker Test for Predicting Clinical Benefit From Immunotherapy Based on Flow Cytometry Analysis of Blood Samples

TypeobservationalSponsorOncoHost Ltd.Ran2025 to 2028Enrolled600ConditionsNon Small Cell Lung Cancer (NSCLC), Melanoma (Skin Cancer), Triple Negative Breast Cancer (TNBC), RCC, Renal Cell CancerArmsBlood sample collection
3 · Its place in the literature

Who cites it

70 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. miRNAs Related to Immune Checkpoint Inhibitor Response: A Systematic Review.International journal of molecular sciences · 2024
    Pooled it
  2. Pooled it
  3. Article
  4. Article
  5. Review
  6. Article
  7. Article
  8. Article
  9. Review
  10. Article
  11. Immune biomarkers for head and neck cancer.Cancer immunology, immunotherapy : CII · 2025
    Review
  12. Review
  13. PMN-MDSCs are responsible for immune suppression in anti-PD-1 treated TAP1 defective melanoma.Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2025
    Article
  14. Article
  15. Review
  16. Article
  17. Review
  18. Review
  19. Article
  20. Single-cell transcriptomic sequencing analysis of mechanistic insights into the IFN-γ signaling pathway in different tumor cells.Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2025
    Article

10 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Yanna LeiDepartment of Abdominal Oncology, West China Hospital, Sichuan University, Chengdu, China.
Xiaoying LiDepartment of Abdominal Oncology, West China Hospital, Sichuan University, Chengdu, China.
Qian HuangDepartment of Abdominal Oncology, West China Hospital, Sichuan University, Chengdu, China.
Xiufeng ZhengDepartment of Abdominal Oncology, West China Hospital, Sichuan University, Chengdu, China.
Ming LiuDepartment of Abdominal Oncology, West China Hospital, Sichuan University, Chengdu, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Over the past decade, immune checkpoint blockade (ICB) therapy has revolutionized the outlook for oncology with significant and sustained improvement in the overall patient survival. Unlike traditional cancer therapies, which target the cancer cells directly, ICB acts on the immune system to enhance anti-tumoral immunity. However, the response rate is still far from satisfactory and most patients are refractory to such treatment. Unfortunately, the mechanisms underlying such heterogeneous responses between patients to ICB therapy remain unclear. In addition, escalating costs of cancer care and unnecessary immune-related adverse events also are pertinent considerations with applications of ICB. Given these issues, identifying explicit predictive biomarkers for patient selection is an urgent unmet need to increase the efficacy of ICB therapy. The markers can be classified as tumor related and non-tumor-related biomarkers. Although substantial efforts have been put into investigating various biomarkers, none of them has been found to be sufficient for effectively stratifying patients who may benefit from immunotherapy. The present write up is an attempt to review the various emerging clinically relevant biomarkers affecting the efficacy of immune checkpoint inhibitors, as well as the limitations associated with their clinical application.

Indexed as

biomarkerscancerimmune-checkpoint blockadePD-1T cells

Identifiers

PMID33777757
PMCPMC7992906

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Registered trials

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.