SynthesisPloS one2014
Tumor-associated neutrophils as a new prognostic factor in cancer: a systematic review and meta-analysis.
Synthesis in PloS one, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 220 papers, 9 of them syntheses that pooled 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.
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.
Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.
Who cites it
220 citing papers in PubMed, 9 syntheses or guidelines pooled it.
- Tumour-Associated Neutrophils in Colorectal Cancer: a Systematic Review, Meta-analysis, and Comprehensive Literature Review.Journal of gastrointestinal cancer · 2026Pooled it
- Prognostic Significance of the Pretreatment Neutrophil-to-Lymphocyte Ratio and Tumor-Associated Neutrophils in Head and Neck Squamous Cell Carcinoma: Systematic Review and Meta-Analysis.Journal of oral pathology & medicine : official publication of the International Association of Oral Pathologists and the American Academy of Oral Pathology · 2026Pooled it
- Tumor-associated neutrophils and survival outcomes in colorectal cancer: a systematic review and multilevel meta-analysis.Frontiers in oncology · 2026Pooled it
- The Prognostic Value of Tumor-Associated Neutrophils in Colorectal Cancer: A Systematic Review and Meta-Analysis.Cancer medicine · 2025Pooled it
- The metabolic addiction of cancer stem cells.Frontiers in oncology · 2022Pooled it
- Pre-treatment neutrophil-to-lymphocyte ratio is an independent prognostic factor in head and neck squamous cell carcinoma: Meta-analysis and trial sequential analysis.Journal of oral pathology & medicine : official publication of the International Association of Oral Pathologists and the American Academy of Oral Pathology · 2022Pooled it
- Neutrophil to lymphocyte ratio and cancer prognosis: an umbrella review of systematic reviews and meta-analyses of observational studies.BMC medicine · 2020Pooled it
- Prognostic values of pretreatment neutrophil-to-lymphocyte and platelet-to-lymphocyte ratios in endometrial cancer: a systematic review and meta-analysis.Archives of gynecology and obstetrics · 2020Pooled it
- Prognostic role of pretreatment neutrophil to lymphocyte ratio in breast cancer patients: A meta-analysis.Medicine · 2017Pooled it
- Early neutrophil infiltration promotes TRIMELVax-induced antitumor immunity by linking local inflammation to tumor control.Oncoimmunology · 2026Article
- Neutrophil Extracellular Traps in the Tumor Microenvironment: Mechanisms, Immune Regulation, and Implications for Immune Checkpoint Inhibitor Therapy.International journal of molecular sciences · 2026Review
- Platelet-neutrophil cooperation in cancer: mechanisms of metastatic niche formation and implications for prognostic stratification and therapy.Cellular oncology (Dordrecht, Netherlands) · 2026Review
- Hijacking emergency granulopoiesis: Neutrophil ontogeny and reprogramming in cancer.Molecular oncology · 2026Review
- Article
- The Molecular Network of Neutrophil Extracellular Traps in Hepatocellular Carcinoma: Biogenesis, Function, and Therapeutic Implications.Molecules (Basel, Switzerland) · 2026Review
- Mitochondrial Transfer Rescues Respiration to Support De Novo Pyrimidine Biosynthesis and Tumor Progression.Cancer research · 2026Article
- Mutational Landscape Analysis of BRCA1/2 and Identification of Extracellular-Vesicle-Related Biomarkers in Triple-Negative Breast Cancer.Biomedicines · 2026Article
- Synergistic Potential of Immune Checkpoint Inhibitor Combined with Neutrophil-Targeted Therapy in Cancer Immunotherapy.Research (Washington, D.C.) · 2026Review
- Prognostic value of systemic inflammatory markers in head and neck squamous cell carcinoma.European archives of oto-rhino-laryngology : official journal of the European Federation of Oto-Rhino-Laryngological Societies (EUFOS) : affiliated with the German Society for Oto-Rhino-Laryngology - Head and Neck Surgery · 2026Article
- Neutrophil Plasticity and NETosis in Tumour Microenvironment: Tumour Evolution and Therapy Resistance.Journal of immunology research · 2026Review
160 more citing papers are in PubMed but not listed here.
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
6 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
purposeTumor-associated neutrophils (TAN) have been reported in a variety of malignancies. We conducted an up-to-date meta-analysis to evaluate the prognostic role of TAN in cancer.
methodPubmed, Embase and web of science databases were searched for studies published up to April 2013. Pooled hazard ratios (HRs) and their corresponding 95% confidence intervals (CIs) were calculated. The impact of neutrophils localization and primary antibody were also assessed.
resultsA total of 3946 patients with various solid tumors from 20 studies were included. High density of intratumoral neutrophils were independently associated with unfavorable survival; the pooled HRs were 1.68 (95%CI: 1.36-2.07, I2 = 55.8%, p<0.001) for recurrence-free survival (RFS)/disease-free survival (DFS), 3.36 (95%CI: 2.08-5.42, I2 = 0%, p<0.001) for cancer-specific survival (CSS) and 1.66 (95%CI: 1.37-2.01, I2 = 70.5%, p<0.001) for overall survival (OS). Peritumoral and stromal neutrophils were not statistically significantly associated with survival. When grouped by primary antibody, the pooled HRs were 1.80 (95%CI: 1.47-2.22, I2 = 67.7%, p<0.001) for CD66b, and 1.44 (95%CI: 0.90-2.30, I2 = 45.9%, p = 0.125) for CD15, suggesting that CD66b positive TAN might have a better prognostic value than CD15.
conclusionHigh levels of intratumoral neutrophils are associated with unfavorable recurrence-free, cancer-specific and overall survival.
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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.