Evidence map›Paper›PMID 27787755›Full record

ArticleFolia microbiologica2017

Antimicrobial peptide isolated from Bacillus amyloliquefaciens K14 revitalizes its use in combinatorial drug therapy.

Sudip Regmi, Yun Hee Choi, Yoon Seok Choi, Mi Ri Kim, Jin Cheol Yoo

Abstract read
PubMed Publisher
In one paragraph

Article in Folia microbiologica, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
1.5field-weighted citation impact, top 17% 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

12 citing papers in PubMed, 30 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

5 authors at 1 institution in 1 country.

Sudip RegmiDepartment of Pharmacy, College of Pharmacy, Chosun University, Gwangju, 501-759, South Korea.
Yun Hee ChoiDepartment of Pharmacy, College of Pharmacy, Chosun University, Gwangju, 501-759, South Korea.
Yoon Seok ChoiDepartment of Pharmacy, College of Pharmacy, Chosun University, Gwangju, 501-759, South Korea.
Mi Ri KimDepartment of Pharmacy, College of Pharmacy, Chosun University, Gwangju, 501-759, South Korea.
Jin Cheol YooDepartment of Pharmacy, College of Pharmacy, Chosun University, Gwangju, 501-759, South Korea. jcyu@chosun.ac.kr.
Chosun University · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The present study was performed to evaluate the antibacterial activities of an antimicrobial peptide (CSpK14) and the synergies thereof with β-lactams against vancomycin-resistant Staphylococcus aureus (VRSA) and Enterococci (VRE). Our strain was isolated from fermented food (kimchi), which is 99.79 % homologous with Bacillus amyloliquefaciens subsp. plantarum FZB42(T). CSpK14 was purified to homogeneity by diammonium sulfate precipitation, concentration, dialysis, and followed by two-stage chromatographic separation, i.e., Sepharose Cl-6B and Sephadex G-25 chromatography, and had a molar mass of ~4.6 kDa via Tricine SDS-PAGE and in situ examination. It was stable at pH 6.0-11.5 and temperature up to 80 °C. In addition, it was also stable with various metal ions, solvents, and proteases. The N-terminal amino acid sequence was H-Y-D-P-G-D-D-S-G-N-T-G and did not show any significant homology with reported peptides. However, it shows some degrees of identity with alpha-2-macroglobulin and ligand-gated channel protein from different microorganisms. CSpK14 significantly reduced the minimum inhibitory concentrations (MICs) of β-lactams and had no effect on non-β-lactams against VRSA and VRE. MICs of CSpK14/oxacillin and CSpK14/ampicillin were reduced by 8- to 64-fold and 2- to 16-fold, respectively. The time killing assay between CSpK14/oxacillin (2.29-2.37 Δlog

Indexed as

Amino Acid SequenceAmpicillinAnti-Bacterial AgentsAntimicrobial Cationic PeptidesBacillus amyloliquefaciensBiofilmsChromatography, Ion ExchangeDrug SynergismDrug Therapy, CombinationMicrobial Sensitivity TestsOxacillinPhylogenyProtein StabilityStaphylococcus aureusVancomycin ResistanceVancomycin-Resistant EnterococciAmpicillinAnti-Bacterial AgentsAntimicrobial Cationic PeptidesOxacillin

Identifiers

PMID27787755
OpenAlexW2540686769

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.