Evidence map›Paper›PMID 24198672›Full record

ArticleMycobiology2013

Generation and Evaluation of High β-Glucan Producing Mutant Strains of Sparassis crispa.

Seung-Rak Kim, Hyeon-Woo Kang, Hyeon-Su Ro

Abstract read
In one paragraph

Article in Mycobiology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing 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

9 citing papers in PubMed.

  1. Review
  2. Article
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  6. Review
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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

3 authors.

Seung-Rak KimDepartment of Microbiology and Research Institute of Life Sciences, Gyeongsang National University, Jinju 660-701, Korea.
Hyeon-Woo Kang
Hyeon-Su Ro

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A chemical mutagenesis technique was employed for development of mutant strains of Sparassis crispa targeting the shortened cultivation time and the high β-glucan content. The homogenized mycelial fragments of S. crispa IUM4010 strain were treated with 0.2 vol% methyl methanesulfonate, an alkylating agent, yielding 199 mutant strains. Subsequent screening in terms of growth and β-glucan content yielded two mutant strains, B4 and S7. Both mutants exhibited a significant increase in β-glucan productivity by producing 0.254 and 0.236 mg soluble β-glucan/mg dry cell weight for the B4 and S7 strains, respectively, whereas the wild type strain produced 0.102 mg soluble β-glucan/mg dry cell weight. The results demonstrate the usefulness of chemical mutagenesis for generation of mutant mushroom strains.

Indexed as

Beta-glucanChemical mutagenesisGrowth rateSparassis crispa

Identifiers

PMID24198672
PMCPMC3817232

What OpenQuestion holds

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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.