Evidence map›Paper›PMID 25130165›Full record

ArticleInternational journal of infectious diseases : IJID : official publication of the International Society for Infectious Diseases2014

Comparative nutritional and chemical phenome of Clostridium difficile isolates determined using phenotype microarrays.

Joy Scaria, Jenn-Wei Chen, Nicodemus Useh, Hongxuan He, Sean P McDonough, Chunhong Mao, Bruno Sobral, Yung-Fu Chang

Open access · goldAbstract read
In one paragraph

Article in International journal of infectious diseases : IJID : official publication of the International Society for Infectious Diseases, 2014. 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
1.1field-weighted citation impact, top 24% 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

17 citing papers in PubMed, 31 citations in OpenAlex.

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  15. Control ofMicrobiology spectrum · 2017
    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

8 authors at 3 institutions in 2 countries.

Joy ScariaDepartment of Population Medicine and Diagnostic Sciences, Cornell University, Ithaca, NY 14853, USA.
Jenn-Wei ChenDepartment of Population Medicine and Diagnostic Sciences, Cornell University, Ithaca, NY 14853, USA.
Nicodemus UsehDepartment of Population Medicine and Diagnostic Sciences, Cornell University, Ithaca, NY 14853, USA.
Hongxuan HeDepartment of Population Medicine and Diagnostic Sciences, Cornell University, Ithaca, NY 14853, USA; Institute of Zoology, Chinese Academy of Sciences, Beijing, China.
Sean P McDonoughDepartment of Biomedical Sciences, Cornell University, Ithaca, New York, USA.
Chunhong MaoVirginia Bioinformatics Institute, Virginia Tech, Blacksburg, Virginia, USA.
Bruno SobralVirginia Bioinformatics Institute, Virginia Tech, Blacksburg, Virginia, USA.
Yung-Fu ChangDepartment of Population Medicine and Diagnostic Sciences, Cornell University, Ithaca, NY 14853, USA. Electronic address: yc42@cornell.edu.
Cornell University · USVirginia Tech · USInstitute of Zoology · CN

Funding

FOOD &WATERBORNE DISEASES INTEGRATED RESEARCH NETWORK, ZOONOES RESEAR-N01AI030054 · NIAID · CORNELL UNIVERSITY · 2003 to 2003
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NIAID NIH HHS HHSN272200900040CNIAID NIH HHS N01 AI030054
6 · The paper itself

Abstract

objectivesClostridium difficile infection (CDI) is the leading cause of infectious diarrhea in North America and Europe. The risk of CDI increases significantly in the case where antimicrobial treatment reduces the number of competing bacteria in the gut, thus leading to the increased availability of nutrients and loss of colonization resistance. The objective of this study was to determine comprehensive nutritional utilization and the chemical sensitivity profile of historic and newer C. difficile isolates and to examine the possible role of the phenotype diversity in C. difficile virulence.

methodsPhenotype microarrays (PMs) were used to elucidate the complete nutritional and chemical sensitivity profile of six C. difficile isolates.

resultsOf the 760 nutrient sources tested, 285 compounds were utilized by at least one strain. Among the C. difficile isolates compared, R20291, a recent hypervirulent outbreak-associated strain, appears to have an expanded nutrient utilization profile when compared to all other strains.

conclusionsThe expanded nutritional utilization profile of some newer C. difficile strains could be one of the reasons for infections in patients who are not exposed to the hospital environment or not undergoing antibiotic treatment. This nutritional profile could be used to design tube feeding formulas that reduce the risk of CDI.

Indexed as

Clostridioides difficileMicroarray AnalysisPhenotypeClostridium difficileMetabolismPhenomePhenotypePhenotype microarray

Identifiers

PMID25130165
PMCPMC4197074
OpenAlexW2010068400

What OpenQuestion holds

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Registered trials

None linked

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.