Evidence map›Paper›PMID 32339256›Full record

ArticleCancer2020

Spectrum of PALB2 germline mutations and characteristics of PALB2-related breast cancer: Screening of 16,501 unselected patients with breast cancer and 5890 controls by next-generation sequencing.

Jiaojiao Zhou, Honglian Wang, Fangmeng Fu, Zhanwen Li, Qingjian Feng, Weizhu Wu, Yun Liu, Chuan Wang, Yiding Chen

Open access · hybridAbstract read
In one paragraph

Article in Cancer, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
5.8field-weighted citation impact, top 4% of its field
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.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

22 citing papers in PubMed, 42 citations in OpenAlex.

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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

9 authors at 6 institutions in 1 country.

Jiaojiao ZhouDepartment of Breast Surgery, Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China.ORCID 0000-0003-0442-6183
Honglian WangAITA Biomedical Research Institute, Shanghai, China.ORCID 0000-0001-5872-9804
Fangmeng FuDepartment of Breast Surgery, Affiliated Union Hospital, Fujian Medical University, Fuzhou, China.ORCID 0000-0002-7664-8933
Zhanwen LiDepartment of Breast Surgery, Women and Children's Hospital of Ningbo, Ningbo, China.
Qingjian FengDepartment of Breast Surgery, Yiwu Maternity and Child Care Hospital, Yiwu, China.
Weizhu WuDepartment of Thyroid and Breast Surgery, Ningbo Medical Center, Li Huili Eastern Hospital, Ningbo, China.
Yun LiuKey Laboratory of Molecular Medicine, Ministry of Education, Department of Biochemistry and Molecular Biology, Shanghai Medical College, Fudan University, Shanghai, China.ORCID 0000-0002-8375-956X
Chuan WangDepartment of Breast Surgery, Affiliated Union Hospital, Fujian Medical University, Fuzhou, China.ORCID 0000-0002-9742-9756
Yiding ChenDepartment of Breast Surgery, Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China.ORCID 0000-0002-2263-6275
Fujian Medical University · CNSecond Affiliated Hospital of Zhejiang University · CNHealth Biomed (China) · CNNingbo Medical Center Lihuili Hospital · CNShanghai Medical College of Fudan University · CNYiwu Science and Technology Research Institute · CN

Funding

Fundamental Research Funds for the Central Universities 2019FZJD009Key Program of the Natural Science Foundation of Zhejiang Province LZ16H160002National Natural Science Foundation of China 81702866The Preclinical and Multi-center Basket Clinical Trial of the Multi-kinase Inhibitor TT-00420 2019ZX09301158The Zhejiang Provincial Program for the Cultivation of High-level Innovative Health Talents None
6 · The paper itself

Abstract

backgroundPartner and localizer BRCA2 (PALB2) is a breast cancer predisposition gene, but the clinical relevance of PALB2 germline mutations in Chinese patients with breast cancer remains unknown. This study attempted to investigate the full prevalence and spectrum of PALB2 germline mutations in China and the associations between PALB2 germline mutations and breast cancer risk.

methodsA total of 21,216 unselected patients with breast cancer were enrolled from 10 provinces in China, and 5890 Chinese women without cancer were enrolled as healthy controls. PALB2 screening was based on next-generation sequencing.

resultsA total of 16,501 BRCA1/2-negative patients with breast cancer were analyzed. Deleterious PALB2 mutation carriers accounted for 0.97% (n = 160) in the breast cancer cohort and for 0.19% (n = 11) in the healthy control cohort. Forty-one novel PALB2 germline mutations were identified. A high frequency of PALB2 c.751C>T was detected, and it accounted for 10.63% of the PALB2 germline mutations detected (17 of 160). PALB2 mutations were significantly associated with increased breast cancer risk (odds ratio [OR], 5.23; 95% confidence interval [CI], 2.84-9.65; P < .0001), especially among women 30 years old or younger (OR, 10.09; 95% CI, 3.95-25.79; P < .0001). Clinical characteristics, including a family history, bigger tumor size, triple-negative breast cancer, positive lymph nodes, and bilateral breast cancer, were closely related to PALB2 mutations.

conclusionsThis study revealed a comprehensive spectrum of PALB2 germline mutations and characteristics of PALB2-related breast cancer in China. PALB2 germline mutations confer a moderately increased risk for breast cancer but profoundly increase breast cancer risk for those 30 years old or younger in the Chinese population.

Indexed as

Germ-Line MutationAdultBRCA1 ProteinBRCA2 ProteinCase-Control StudiesChinaCohort StudiesEarly Detection of CancerFanconi Anemia Complementation Group N ProteinFemaleGene FrequencyGenes, BRCA1Genes, BRCA2Genetic Predisposition to DiseaseHigh-Throughput Nucleotide SequencingHumansBRCA1 ProteinBRCA1 protein, humanBRCA2 ProteinBRCA2 protein, humanFanconi Anemia Complementation Group N ProteinPALB2 protein, humanbreast cancer riskclinical characteristicsgermline mutationnext-generation sequencingpartner and localizer BRCA2 (PALB2)

Identifiers

PMID32339256
PMCPMC7384117
OpenAlexW3019648021

What OpenQuestion holds

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LicenceCC BY-NC
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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.