Evidence map›Paper›PMID 37342162›Full record

ArticleApplications in plant sciences

What is the "modified" CTAB protocol? Characterizing modifications to the CTAB DNA extraction protocol.

John J Schenk, L Ellie Becklund, S James Carey, Paige P Fabre

Abstract read
In one paragraph

Article in Applications in plant sciences. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 82 papers.

0numbers the graph read from it
0cells of the map it votes in
82citing papers in PubMed
–field-weighted citation impact
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

82 citing papers in PubMed.

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  17. Natural variation in VrERF088 modulates drought tolerance during mungbean germination.TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik · 2026
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  19. Rapid Identification of Candidate SNPs and QTLs forCurrent issues in molecular biology · 2026
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22 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

4 authors.

John J SchenkDepartment of Environmental and Plant Biology Ohio University Athens Ohio 45701-2979 USA.ORCID 0000-0003-4962-9101
L Ellie BecklundDepartment of Environmental and Plant Biology Ohio University Athens Ohio 45701-2979 USA.ORCID 0000-0002-1334-991X
S James CareyDepartment of Environmental and Plant Biology Ohio University Athens Ohio 45701-2979 USA.ORCID https://orcid.org/0009-0001-4846-8919
Paige P FabreDepartment of Environmental and Plant Biology Ohio University Athens Ohio 45701-2979 USA.ORCID https://orcid.org/0000-0002-8926-5640

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Cetyltrimethylammonium bromide (CTAB)-based methods are widely used to isolate DNA from plant tissues, but the unique chemical composition of secondary metabolites among plant species has necessitated optimization. Research articles often cite a "modified" CTAB protocol without explicitly stating how the protocol had been altered, creating non-reproducible studies. Furthermore, the various modifications that have been applied to the CTAB protocol have not been rigorously reviewed and doing so could reveal optimization strategies across study systems. We surveyed the literature for modified CTAB protocols used for the isolation of plant DNA. We found that every stage of the CTAB protocol has been modified, and we summarized those modifications to provide recommendations for extraction optimization. Future genomic studies will rely on optimized CTAB protocols. Our review of the modifications that have been used, as well as the protocols we provide here, could better standardize DNA extractions, allowing for repeatable and transparent studies.

Indexed as

cell lysiscetyltrimethylammonium bromide (CTAB)DNA extractionhigh‐throughput sequencingmolecular biologymolecular systematicsplant genetics

Identifiers

PMID37342162
PMCPMC10278931

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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.