Evidence map›Paper›PMID 33404234›Full record

ArticleAnalytical chemistry2021

Reprogrammable Gel Electrophoresis Detection Assay Using CRISPR-Cas12a and Hybridization Chain Reaction.

Mahera J Kachwala, Christopher W Smith, Nidhi Nandu, Mehmet V Yigit

Open access · bronzeAbstract read
In one paragraph

Article in Analytical chemistry, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
5.6field-weighted citation impact, top 3% 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

17 citing papers in PubMed, 88 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

4 authors at 1 institution in 1 country.

Mahera J KachwalaDepartment of Chemistry, University at Albany, State University of New York, 1400 Washington Avenue, Albany, New York 12222, United States.
Christopher W SmithDepartment of Chemistry, University at Albany, State University of New York, 1400 Washington Avenue, Albany, New York 12222, United States.
Nidhi NanduDepartment of Chemistry, University at Albany, State University of New York, 1400 Washington Avenue, Albany, New York 12222, United States.
Mehmet V YigitDepartment of Chemistry, University at Albany, State University of New York, 1400 Washington Avenue, Albany, New York 12222, United States.ORCID 0000-0002-4349-3701
Albany State University · US

Funding

Controllable sequential small molecule and RNA therapeuticsR15GM128115 · NIGMS · STATE UNIVERSITY OF NEW YORK AT ALBANY · PI YIGIT, MEHMET VEYSEL · 2018 to 2018
$460k
NIGMS NIH HHS R15 GM128115
6 · The paper itself

Abstract

Hybridization chain reaction (HCR) is a DNA-based target-induced cascade reaction. Due to its unique enzyme-free amplification feature, HCR is often employed for sensing applications. Much like DNA nanostructures that have been designed to respond to a specific stimulus, HCR employs nucleic acids that reconfigure and assemble in the presence of a specific trigger. Despite its standalone capabilities, HCR is highly modular; therefore, it can be advanced and repurposed when coupled with latest discoveries. To this effect, we have developed a gel electrophoresis-based detection approach which combines the signal amplification feature of HCR with the programmability and sensitivity of the CRISPR-Cas12a system. By incorporating CRISPR-Cas12a, we have achieved greater sensitivity and reversed the signal output from TURN OFF to TURN ON. CRISPR-Cas12a also enabled us to rapidly reprogram the assay for the detection of both ssDNA and dsDNA target sequences by replacing a single reaction component in the detection kit. Detection of conserved, both ssDNA and dsDNA, regions of tobacco curly shoot virus (TCSV) and hepatitis B virus (HepBV) genomes is demonstrated with this methodology. This low-cost gel electrophoresis assay can detect as little as 1.5 fmol of the target without any additional target amplification steps and is about 100-fold more sensitive than HCR-alone approach.

Indexed as

CRISPR-Cas SystemsBiosensing TechniquesDNAElectrophoresis, Gel, Two-DimensionalNucleic Acid Amplification TechniquesNucleic Acid HybridizationDNA

Identifiers

PMID33404234
PMCPMC8177748
OpenAlexW3120022585

What OpenQuestion holds

Textmetadata
LicenceTDM
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.