Evidence map›Paper›PMID 36661520›Full record

ArticleCurrent issues in molecular biology2023

Semi-Site-Specific Primer PCR: A Simple but Reliable Genome-Walking Tool.

Cheng Wei, Zhiyu Lin, Jinfeng Pei, Hao Pan, Haixing Li

Abstract read
In one paragraph

Article in Current issues in molecular biology, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing 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

11 citing papers in PubMed.

  1. Article
  2. Article
  3. NBiochemical genetics · 2025
    Article
  4. Uracil walking primer PCR: An accurate and efficient genome-walking tool.Journal, genetic engineering & biotechnology · 2025
    Article
  5. Article
  6. Article
  7. Article
  8. Article
  9. Article
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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

5 authors.

Cheng WeiState Key Laboratory of Food Science and Technology, Nanchang University, Nanchang 330047, China.
Zhiyu LinState Key Laboratory of Food Science and Technology, Nanchang University, Nanchang 330047, China.
Jinfeng PeiState Key Laboratory of Food Science and Technology, Nanchang University, Nanchang 330047, China.
Hao PanState Key Laboratory of Food Science and Technology, Nanchang University, Nanchang 330047, China.
Haixing LiState Key Laboratory of Food Science and Technology, Nanchang University, Nanchang 330047, China.ORCID 0000-0002-5001-4051

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Genome-walking has been frequently applied to molecular biology and related areas. Herein, a simple but reliable genome-walking technique, termed semi-site-specific primer PCR (3SP-PCR), is presented. The key to 3SP-PCR is the use of a semi-site-specific primer in secondary PCR that partially overlaps its corresponding primary site-specific primer. A 3SP-PCR set comprises two rounds of nested amplification reactions. In each round of reaction, any primer is allowed to partially anneal to the DNA template once only in the single relaxed-stringency cycle, creating a pool of single-stranded DNAs. The target single-stranded DNA can be converted into a double-stranded molecule directed by the site-specific primer, and thus can be exponentially amplified by the subsequent high-stringency cycles. The non-target one cannot be converted into a double-strand due to the lack of a perfect binding site to any primer, and thus fails to be amplified. We validated the 3SP-PCR method by using it to probe the unknown DNA regions of rice hygromycin genes and

Indexed as

genome-walkingLevilactobacillus brevis CD0817partial annealingricesemi-site-specific primer

Identifiers

PMID36661520
PMCPMC9857434

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Registered trials

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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.