Evidence map›Paper›PMID 29349569›Full record

ArticleJournal of industrial microbiology & biotechnology2018

xylA and xylB overexpression as a successful strategy for improving xylose utilization and poly-3-hydroxybutyrate production in Burkholderia sacchari.

Linda P Guamán, Edmar R Oliveira-Filho, Carlos Barba-Ostria, José G C Gomez, Marilda K Taciro, Luiziana Ferreira da Silva

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In one paragraph

Article in Journal of industrial microbiology & biotechnology, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
1.8field-weighted citation impact, top 16% 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

7 citing papers in PubMed, 28 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

6 authors at 2 institutions in 2 countries.

Linda P GuamánDepartment of Microbiology, Institute of Biomedical Sciences, University of São Paulo, Av Prof Lineu Prestes 1374 Lab 148, Cidade Universitária, São Paulo, SP, 05508-000, Brazil.
Edmar R Oliveira-FilhoDepartment of Microbiology, Institute of Biomedical Sciences, University of São Paulo, Av Prof Lineu Prestes 1374 Lab 148, Cidade Universitária, São Paulo, SP, 05508-000, Brazil.
Carlos Barba-OstriaDepartment of Microbiology, Institute of Biomedical Sciences, University of São Paulo, Av Prof Lineu Prestes 1374 Lab 148, Cidade Universitária, São Paulo, SP, 05508-000, Brazil.
José G C GomezDepartment of Microbiology, Institute of Biomedical Sciences, University of São Paulo, Av Prof Lineu Prestes 1374 Lab 148, Cidade Universitária, São Paulo, SP, 05508-000, Brazil.
Marilda K TaciroDepartment of Microbiology, Institute of Biomedical Sciences, University of São Paulo, Av Prof Lineu Prestes 1374 Lab 148, Cidade Universitária, São Paulo, SP, 05508-000, Brazil.
Luiziana Ferreira da SilvaDepartment of Microbiology, Institute of Biomedical Sciences, University of São Paulo, Av Prof Lineu Prestes 1374 Lab 148, Cidade Universitária, São Paulo, SP, 05508-000, Brazil. lukneif@usp.br.
Universidade Cidade de São Paulo · BRUniversidade de São Paulo · BR

Funding

Conselho Nacional de Desenvolvimento Científico e Tecnológico 454371/2014-4Fundação de Amparo à Pesquisa do Estado de São Paulo 2010/51989-4Fundação de Amparo à Pesquisa do Estado de São Paulo 2016/00842-0Universidad Técnica de Ambato, Ecuador - Department of Research and Development (DIDE) DIDE Internal Funding ProjectUniversidad Técnica de Ambato, Ecuador - Department of Research and Development (DIDE) Project 0932-CU-P-2016
6 · The paper itself

Abstract

Despite the versatility and many advantages of polyhydroxyalkanoates as petroleum-based plastic substitutes, their higher production cost compared to petroleum-based polymers has historically limited their large-scale production. One appealing approach to reducing production costs is to employ less expensive, renewable feedstocks. Xylose, for example is an abundant and inexpensive carbon source derived from hemicellulosic residues abundant in agro-industrial waste (sugarcane bagasse hemicellulosic hydrolysates). In this work, the production of poly-3-hydroxybutyrate P(3HB) from xylose was studied to develop technologies for conversion of agro-industrial waste into high-value chemicals and biopolymers. Specifically, this work elucidates the organization of the xylose assimilation operon of Burkholderia sacchari, a non-model bacterium with high capacity for P(3HB) accumulation. Overexpression of endogenous xylose isomerase and xylulokinase genes was successfully assessed, improving both specific growth rate and P(3HB) production. Compared to control strain (harboring pBBR1MCS-2), xylose utilization in the engineered strain was substantially improved with 25% increase in specific growth rate, 34% increase in P(3HB) production, and the highest P(3HB) yield from xylose reported to date for B. sacchari (Y

Indexed as

Aldose-Ketose IsomerasesBacterial ProteinsBiomassBiopolymersBurkholderiaBurkholderiaceaeCatalysisChemistry, PharmaceuticalDNAFermentationHydroxybutyratesIndustrial MicrobiologyOperonPhosphotransferases (Alcohol Group Acceptor)PlasmidsPolyestersAldose-Ketose IsomerasesBacterial ProteinsBiopolymersDNAHydroxybutyratesPhosphotransferases (Alcohol Group Acceptor)poly-beta-hydroxybutyratePolyestersPolyhydroxybutyratesXylosexylose isomerasexylulokinaseBurkholderia sacchariPolyhydroxybutyrateXyloseXylose isomeraseXylulokinase

Identifiers

PMID29349569
OpenAlexW2793487100

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.