Evidence map›Paper›PMID 33126177›Full record

ArticleBiosensors & bioelectronics2021

opvCRISPR: One-pot visual RT-LAMP-CRISPR platform for SARS-cov-2 detection.

Rui Wang, Chunyan Qian, Yanan Pang, Miaomiao Li, Yu Yang, Haijing Ma, Manying Zhao, Feng Qian, Hang Yu, Zhenping Liu and 3 more

Open access · greenAbstract readEvaluation StudyValidation Study
In one paragraph

Article in Biosensors & bioelectronics, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 140 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
140citing papers in PubMed, 2 pooled it
18.0field-weighted citation impact, top 1% 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

140 citing papers in PubMed, 2 syntheses or guidelines pooled it, 331 citations in OpenAlex.

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  9. MnOAdvanced science (Weinheim, Baden-Wurttemberg, Germany) · 2025
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  18. Amplification-free, OR-gated CRISPR-Cascade reaction for pathogen detection in blood samples.Proceedings of the National Academy of Sciences of the United States of America · 2025
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80 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

13 authors at 6 institutions in 1 country.

Rui WangDepartment of Chemistry & State Key Laboratory of Molecular Engineering of Polymers, Fudan University, Shanghai, 200433, PR China.
Chunyan QianThe First People's Hospital of Yuhang District, Hangzhou, 311100, PR China; State Key Laboratory of Genetic Engineering, Collaborative Innovation Center of Genetics and Development, Human Phenome Institute, School of Life Sciences, Fudan University, Shanghai, 200438, PR China.
Yanan PangChanghai Hospital, Second Military Medical University, Shanghai, 200433, PR China.
Miaomiao LiState Key Laboratory of Genetic Engineering, Collaborative Innovation Center of Genetics and Development, Human Phenome Institute, School of Life Sciences, Fudan University, Shanghai, 200438, PR China.
Yu YangState Key Laboratory of Genetic Engineering, Collaborative Innovation Center of Genetics and Development, Human Phenome Institute, School of Life Sciences, Fudan University, Shanghai, 200438, PR China.
Haijing MaState Key Laboratory of Genetic Engineering, Collaborative Innovation Center of Genetics and Development, Human Phenome Institute, School of Life Sciences, Fudan University, Shanghai, 200438, PR China.
Manying ZhaoState Key Laboratory of Genetic Engineering, Collaborative Innovation Center of Genetics and Development, Human Phenome Institute, School of Life Sciences, Fudan University, Shanghai, 200438, PR China.
Feng QianState Key Laboratory of Genetic Engineering, Collaborative Innovation Center of Genetics and Development, Human Phenome Institute, School of Life Sciences, Fudan University, Shanghai, 200438, PR China.
Hang YuShanghai RNAcure BioPharma Co., Ltd, 200438, PR China.
Zhenping LiuThe First People's Hospital of Yuhang District, Hangzhou, 311100, PR China.
Ting NiState Key Laboratory of Genetic Engineering, Collaborative Innovation Center of Genetics and Development, Human Phenome Institute, School of Life Sciences, Fudan University, Shanghai, 200438, PR China. Electronic address: tingni@fudan.edu.cn.
Yan ZhengState Key Laboratory of Genetic Engineering, School of Life Sciences, Zhongshan Hospital, Fudan University, Shanghai, 200432, PR China. Electronic address: yan_zheng@fudan.edu.cn.
Yongming WangState Key Laboratory of Genetic Engineering, School of Life Sciences, Zhongshan Hospital, Fudan University, Shanghai, 200432, PR China; Shanghai Engineering Research Center of Industrial Microorganisms, Shanghai, PR China; School of Life Sciences, Co-innovation Center of Neuroregeneration, Jiangsu Key Laboratory of Neuroregeneration, Nantong University, Nantong, 226001, China. Electronic address: ymw@fudan.edu.cn.
Fudan University · CNState Key Laboratory of Genetic EngineeringFirst People's Hospital of Yuhang District · CNNantong University · CNSecond Military Medical University · CNZhongshan Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The 2019 novel coronavirus disease (COVID-19) pandemic caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) has affected all aspects of human life. Rapid, accurate, sensitive and user friendly detection method is urgently needed to facilitate early intervention and control the spread of SARS-CoV-2. Here, we propose a one-pot visual SARS-CoV-2 detection system named "opvCRISPR" by integrating reverse transcription loop-mediated isothermal amplification (RT-LAMP) and Cas12a cleavage in a single reaction system. We demonstrate that the collateral activity against single-stranded DNA (ssDNA) reporters of activated Cas12a triggered by RT-LAMP amplicon increases detection sensitivity and makes detection results observable with naked eye. The opvCRISPR enables detection at nearly single molecule level in 45 min. We validate this method with 50 SARS-CoV-2 potentially infected clinical samples. The opvCRISPR diagnostic results provide 100% agreement with the Centers for Disease Control and Prevention (CDC)-approved quantitative RT-PCR assay. The opvCRISPR holds great potential for SARS-CoV-2 detection in next-generation point-of-care molecular diagnostics.

Indexed as

CRISPR-Cas SystemsBase SequenceCOVID-19COVID-19 Nucleic Acid TestingHumansMolecular Diagnostic TechniquesNucleic Acid Amplification TechniquesPandemicsRNA, ViralSARS-CoV-2Sensitivity and SpecificityRNA, ViralCRISPRMolecular diagnosisOne-potRT-LAMPSARS-Cov-2Visual detection

Identifiers

PMID33126177
PMCPMC7586109
OpenAlexW3097643224

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.