Investigation of the biosynthetic potential of endophytes in traditional Chinese anticancer herbs.

Traditional Chinese medicine encompasses a rich empirical knowledge of the use of plants for the treatment of disease. In addition, the microorganisms associated with medicinal plants are also of interest as the producers of the compounds responsible for the observed plant bioactivity. The present s...

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Main Authors: Kristin I Miller, Chen Qing, Daniel Man Yuen Sze, Brett A Neilan
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2012-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC3358349?pdf=render
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author Kristin I Miller
Chen Qing
Daniel Man Yuen Sze
Brett A Neilan
author_facet Kristin I Miller
Chen Qing
Daniel Man Yuen Sze
Brett A Neilan
author_sort Kristin I Miller
collection DOAJ
description Traditional Chinese medicine encompasses a rich empirical knowledge of the use of plants for the treatment of disease. In addition, the microorganisms associated with medicinal plants are also of interest as the producers of the compounds responsible for the observed plant bioactivity. The present study has pioneered the use of genetic screening to assess the potential of endophytes to synthesize bioactive compounds, as indicated by the presence of non-ribosomal peptide synthetase (NRPS) and polyketide synthase (PKS) genes. The total DNA extracts of 30 traditional Chinese herbs, were screened for functional genes involved in the biosynthesis of bioactive compounds. The four PCR screens were successful in targeting four bacterial PKS, six bacterial NRPS, ten fungal PKS and three fungal NRPS gene fragments. Analysis of the detected endophyte gene fragments afforded consideration of the possible bioactivity of the natural products produced by endophytes in medicinal herbs. This investigation describes a rapid method for the initial screening of medicinal herbs and has highlighted a subset of those plants that host endophytes with biosynthetic potential. These selected plants can be the focus of more comprehensive endophyte isolation and natural product studies.
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spelling doaj.art-6d3022e564e248bebd058e9bba5ce7ea2022-12-22T02:05:18ZengPublic Library of Science (PLoS)PLoS ONE1932-62032012-01-0175e3595310.1371/journal.pone.0035953Investigation of the biosynthetic potential of endophytes in traditional Chinese anticancer herbs.Kristin I MillerChen QingDaniel Man Yuen SzeBrett A NeilanTraditional Chinese medicine encompasses a rich empirical knowledge of the use of plants for the treatment of disease. In addition, the microorganisms associated with medicinal plants are also of interest as the producers of the compounds responsible for the observed plant bioactivity. The present study has pioneered the use of genetic screening to assess the potential of endophytes to synthesize bioactive compounds, as indicated by the presence of non-ribosomal peptide synthetase (NRPS) and polyketide synthase (PKS) genes. The total DNA extracts of 30 traditional Chinese herbs, were screened for functional genes involved in the biosynthesis of bioactive compounds. The four PCR screens were successful in targeting four bacterial PKS, six bacterial NRPS, ten fungal PKS and three fungal NRPS gene fragments. Analysis of the detected endophyte gene fragments afforded consideration of the possible bioactivity of the natural products produced by endophytes in medicinal herbs. This investigation describes a rapid method for the initial screening of medicinal herbs and has highlighted a subset of those plants that host endophytes with biosynthetic potential. These selected plants can be the focus of more comprehensive endophyte isolation and natural product studies.http://europepmc.org/articles/PMC3358349?pdf=render
spellingShingle Kristin I Miller
Chen Qing
Daniel Man Yuen Sze
Brett A Neilan
Investigation of the biosynthetic potential of endophytes in traditional Chinese anticancer herbs.
PLoS ONE
title Investigation of the biosynthetic potential of endophytes in traditional Chinese anticancer herbs.
title_full Investigation of the biosynthetic potential of endophytes in traditional Chinese anticancer herbs.
title_fullStr Investigation of the biosynthetic potential of endophytes in traditional Chinese anticancer herbs.
title_full_unstemmed Investigation of the biosynthetic potential of endophytes in traditional Chinese anticancer herbs.
title_short Investigation of the biosynthetic potential of endophytes in traditional Chinese anticancer herbs.
title_sort investigation of the biosynthetic potential of endophytes in traditional chinese anticancer herbs
url http://europepmc.org/articles/PMC3358349?pdf=render
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AT chenqing investigationofthebiosyntheticpotentialofendophytesintraditionalchineseanticancerherbs
AT danielmanyuensze investigationofthebiosyntheticpotentialofendophytesintraditionalchineseanticancerherbs
AT brettaneilan investigationofthebiosyntheticpotentialofendophytesintraditionalchineseanticancerherbs