Evidence map›Paper›PMID 19508964›Full record

ArticleMolecular & cellular proteomics : MCP2009

Proteomics analysis of Lactobacillus casei Zhang, a new probiotic bacterium isolated from traditional home-made koumiss in Inner Mongolia of China.

Rina Wu, Weiwei Wang, Dongliang Yu, Wenyi Zhang, Yan Li, Zhihong Sun, Junrui Wu, He Meng, Heping Zhang

Abstract read
In one paragraph

Article in Molecular & cellular proteomics : MCP, 2009. 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
–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

17 citing papers in PubMed.

  1. Review
  2. Article
  3. Review
  4. Role ofFrontiers in microbiology · 2019
    Article
  5. Article
  6. Article
  7. Proteomic studies on lactic acid bacteria: A review.Biochemistry and biophysics reports · 2018
    Review
  8. Article
  9. Adaptation ofFrontiers in microbiology · 2017
    Article
  10. Isolation and Analysis of Salt Response ofIndian journal of microbiology · 2016
    Article
  11. Article
  12. Article
  13. Article
  14. Article
  15. Article
  16. Article
  17. In vitro antagonistic activity of Lactobacillus casei against Helicobacter pylori.Brazilian journal of microbiology : [publication of the Brazilian Society for Microbiology]
    Article
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

9 authors.

Rina WuThe Key Laboratory of Dairy Biotechnology and Bioengineering, Ministry of Education, Department of Food Science and Engineering, Inner Mongolia Agricultural University, Hohhot, China.
Weiwei Wang
Dongliang Yu
Wenyi Zhang
Yan Li
Zhihong Sun
Junrui Wu
He Meng
Heping Zhang

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Lactobacillus casei Zhang, isolated from traditional home-made koumiss in Inner Mongolia of China, was considered as a new probiotic bacterium by probiotic selection tests. We carried out a proteomics study to identify and characterize proteins expressed by L. casei Zhang in the exponential phase and stationary phase. Cytosolic proteins of the strain cultivated in de Man, Rogosa, and Sharpe broth were resolved by two-dimensional gel electrophoresis using pH 4-7 linear gradients. The number of protein spots quantified from the gels was 487 +/- 21 (exponential phase) and 494 +/- 13 (stationary phase) among which a total of 131 spots were identified by MALDI-TOF/MS and/or MALDI-TOF/TOF according to significant growth phase-related differences or high expression intensity proteins. Accompanied by the cluster of orthologous groups (COG), codon adaptation index (CAI), and GRAVY value analysis, the study provided a very first insight into the profile of protein expression as a reference map of L. casei. Forty-seven spots were also found in the study that showed statistically significant differences between exponential phase and stationary phase. Thirty-three of the spots increased at least 2.5-fold in the stationary phase in comparison with the exponential phase, including 19 protein spots (e.g. Hsp20, DnaK, GroEL, LuxS, pyruvate kinase, and GalU) whose intensity up-shifted above 3.0-fold. Transcriptional profiles were conducted to confirm several important differentially expressed proteins by using real time quantitative PCR. The analysis suggests that the differentially expressed proteins were mainly categorized as stress response proteins and key components of central and intermediary metabolism, indicating that these proteins might play a potential important role for the adaptation to the surroundings, especially the accumulation of lactic acid in the course of growth, and the physiological processes in bacteria cell.

Indexed as

Food MicrobiologyAnimalsBacterial ProteinsChinaDatabases, ProteinElectrophoresis, Gel, Two-DimensionalFermentationGene Expression Regulation, BacterialHumansHydrogen-Ion ConcentrationLacticaseibacillus caseiProbioticsProteomeProteomicsSpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationBacterial ProteinsProteome

Identifiers

PMID19508964
PMCPMC2758759

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.