Separation of polyhydroxyalkanoates-producing bacterial strains using PHA synthase gene and their evaluation for PHA deposition

In this study, a variety of samples were screened for the presence of PHA synthase gene. Results showed that 16 out of 102 isolated were positive for PHA respective genes. The highest prevalence was observed in Pseudomonas aeruginosa. The capability of PHA production was also shown by growing these...

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Main Authors: Abdul Basit Khan, Mehmood Iqbal Khattak, Omer Mukhtar Tarar, Farzana Habib, Khalid Jamil, Arfa Yasmin, Shoukat Parvez
Format: Article
Language:English
Published: Instituto de Tecnologia do Paraná (Tecpar) 2013-08-01
Series:Brazilian Archives of Biology and Technology
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-89132013000400015&lng=en&tlng=en
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author Abdul Basit Khan
Mehmood Iqbal Khattak
Omer Mukhtar Tarar
Farzana Habib
Khalid Jamil
Arfa Yasmin
Shoukat Parvez
author_facet Abdul Basit Khan
Mehmood Iqbal Khattak
Omer Mukhtar Tarar
Farzana Habib
Khalid Jamil
Arfa Yasmin
Shoukat Parvez
author_sort Abdul Basit Khan
collection DOAJ
description In this study, a variety of samples were screened for the presence of PHA synthase gene. Results showed that 16 out of 102 isolated were positive for PHA respective genes. The highest prevalence was observed in Pseudomonas aeruginosa. The capability of PHA production was also shown by growing these strains on the defined medium and subsequent analysis using intracellular granules staining and Fourier transform infrared spectroscopy (FT-IR). The microscopic analysis showed that the positive strains accumulated PHA in the cell. The FT-IR analysis showed the presence of PHA peaks in the dried cells as well as in extraction product. P aeruginosa strain P7 showed higher concentration of PHA compared to the others as demonstrated by the highest respective peaks in FT-IR.
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spelling doaj.art-ba6a409be0f34262917de0ee1297608d2022-12-21T17:58:26ZengInstituto de Tecnologia do Paraná (Tecpar)Brazilian Archives of Biology and Technology1678-43242013-08-0156464565210.1590/S1516-89132013000400015S1516-89132013000400015Separation of polyhydroxyalkanoates-producing bacterial strains using PHA synthase gene and their evaluation for PHA depositionAbdul Basit Khan0Mehmood Iqbal Khattak1Omer Mukhtar Tarar2Farzana Habib3Khalid Jamil4Arfa Yasmin5Shoukat Parvez6Food and Marine Resource Research CentreApplied Chemistry Research CentreFood and Marine Resource Research CentreApplied Chemistry Research CentreFood and Marine Resource Research CentreApplied Chemistry Research CentrePCSIR Laboratories ComplexIn this study, a variety of samples were screened for the presence of PHA synthase gene. Results showed that 16 out of 102 isolated were positive for PHA respective genes. The highest prevalence was observed in Pseudomonas aeruginosa. The capability of PHA production was also shown by growing these strains on the defined medium and subsequent analysis using intracellular granules staining and Fourier transform infrared spectroscopy (FT-IR). The microscopic analysis showed that the positive strains accumulated PHA in the cell. The FT-IR analysis showed the presence of PHA peaks in the dried cells as well as in extraction product. P aeruginosa strain P7 showed higher concentration of PHA compared to the others as demonstrated by the highest respective peaks in FT-IR.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-89132013000400015&lng=en&tlng=enPolyhydroxyalkanoatesBiodegradable polymersPHA synthase geneFTIR
spellingShingle Abdul Basit Khan
Mehmood Iqbal Khattak
Omer Mukhtar Tarar
Farzana Habib
Khalid Jamil
Arfa Yasmin
Shoukat Parvez
Separation of polyhydroxyalkanoates-producing bacterial strains using PHA synthase gene and their evaluation for PHA deposition
Brazilian Archives of Biology and Technology
Polyhydroxyalkanoates
Biodegradable polymers
PHA synthase gene
FTIR
title Separation of polyhydroxyalkanoates-producing bacterial strains using PHA synthase gene and their evaluation for PHA deposition
title_full Separation of polyhydroxyalkanoates-producing bacterial strains using PHA synthase gene and their evaluation for PHA deposition
title_fullStr Separation of polyhydroxyalkanoates-producing bacterial strains using PHA synthase gene and their evaluation for PHA deposition
title_full_unstemmed Separation of polyhydroxyalkanoates-producing bacterial strains using PHA synthase gene and their evaluation for PHA deposition
title_short Separation of polyhydroxyalkanoates-producing bacterial strains using PHA synthase gene and their evaluation for PHA deposition
title_sort separation of polyhydroxyalkanoates producing bacterial strains using pha synthase gene and their evaluation for pha deposition
topic Polyhydroxyalkanoates
Biodegradable polymers
PHA synthase gene
FTIR
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-89132013000400015&lng=en&tlng=en
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