Evidence map›Paper›PMID 33376383›Full record

ArticlePharmacogenomics and personalized medicine2020

Screening and Identifying Cisplatin-Related Gene Mutations in Lung Squamous Cell Carcinoma.

Xiaohua Li, Yuntao Wang, Sheng Hu, Yifeng Bai

Abstract read
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Article in Pharmacogenomics and personalized medicine, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

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1citing papers in PubMed
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1 · What the graph read from it

What it found

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3 · Its place in the literature

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1 citing paper in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

4 authors.

Xiaohua Li *Department of Respiratory and Critical Care Medicine, Sixth People's Hospital of Chengdu, Chengdu 610051, Sichuan, People's Republic of China.
Yuntao Wang *Department of Oncology, The Fifth People's Hospital Affiliated to Chengdu University of Traditional Chinese Medicine the Second Clinical Medical College, Chengdu 611130, Sichuan, People's Republic of China.
Sheng HuDepartment of Respiratory and Intensive Care Medicine, The General Hospital of Western Theatre Command, Chengdu 610083, Sichuan, People's Republic of China.
Yifeng BaiDepartment of Oncology, Sichuan Provincial People's Hospital, University of Electronic Science and Technology of China, Chengdu 611731, People's Republic of China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionPlatinum-based chemotherapy is the cornerstone of treatment for patients with LUSC, but cisplatin resistance greatly restricts its clinical application. Therefore, it is particularly important to screen the predominant LUSC population using biomarkers.

methodsData for 15 LUSC cell lines were downloaded from the Genomics of Drug Sensitivity in Cancer (GDSC) Project database to screen for mutations related to cisplatin susceptibility. We conducted whole-exome sequencing (WES) of tumors from 58 LUSC patients from Sichuan Provincial People's Hospital of University of Electronic Science and Technology. Subsequently, the clinical prognostic value of these mutations was verified by using The Cancer Genome Atlas (TCGA)-LUSC cohort and our cohort (n=58).

resultsBased on the cisplatin sensitivity data of GDSC-LUSC and survival analysis of TCGA-LUSC and Local-LUSC cohorts, we found that only mutation of IGF2R was associated with cisplatin sensitivity, better overall survival [OS; P=0.04, HR (95% CI): 0.42 (0.23-0.78)] and progression-free survival [PFS; P =0.016, HR (95% CI): 0.26 (0.12-0.59)]. However, there were no significant differences in the frequencies of gene mutations between the IGF2R-mutant (IGF2R-MT) and IGF2R-wild-type (IGF2R-WT) groups. Gene set enrichment analysis (GSEA) and single-sample GSEA (ssGSEA) indicated enhanced intracellular detoxification and decreased abnormal signaling activity to reverse cisplatin tolerance in the IGF2R-MT group.

conclusionThe results suggest that IGF2R mutations are a potential biomarker for screening LUSC patients suitable for cisplatin treatment.

Indexed as

chemotherapycisplatinlung squamous cell carcinomamutationresistance

Identifiers

PMID33376383
PMCPMC7755377

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