Selection of a Culture Medium for Reducing Costs and Enhancing Biomass and Intracellular Polysaccharide Production by Agaricus blazei AB2003

A practical medium for reducing costs and enhancing both biomass and intracellular polysaccharide (IPS) production by a newly screened Agaricus blazei AB003 has been selected. The results show that IPS production was growth-associated, that a combination of corn flour extract and glucose was the bes...

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Main Authors: Xiao-Ling Wang, Gao-Qiang Liu
Format: Article
Language:English
Published: University of Zagreb Faculty of Food Technology and Biotechnology 2009-01-01
Series:Food Technology and Biotechnology
Subjects:
Online Access:http://hrcak.srce.hr/file/59887
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author Xiao-Ling Wang
Gao-Qiang Liu
author_facet Xiao-Ling Wang
Gao-Qiang Liu
author_sort Xiao-Ling Wang
collection DOAJ
description A practical medium for reducing costs and enhancing both biomass and intracellular polysaccharide (IPS) production by a newly screened Agaricus blazei AB003 has been selected. The results show that IPS production was growth-associated, that a combination of corn flour extract and glucose was the best carbon source, and that a combination of wheat bran extract and yeast extract was the best nitrogen source for both biomass and IPS production. The effects of the four factors were further investigated using four-factor, three-level orthogonal test design. The best combination for the production of biomass and IPS was (in g/L): corn flour extract 15, glucose 6, yeast extract 3, and wheat bran extract 6. The maximum biomass and IPS in a 30-litre stirred tank bioreactor reached 11.30 and 0.72 g/L in the optimized medium, respectively. The use of two low-cost raw materials like corn flour and wheat bran extract as the major medium constituents could reduce the costs of biomass and IPS production.
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spelling doaj.art-f3183d72623546e1830bff76f3cd5c1e2023-12-02T06:45:01ZengUniversity of Zagreb Faculty of Food Technology and BiotechnologyFood Technology and Biotechnology1330-98621334-26062009-01-01472210214Selection of a Culture Medium for Reducing Costs and Enhancing Biomass and Intracellular Polysaccharide Production by Agaricus blazei AB2003Xiao-Ling Wang0Gao-Qiang Liu1College of Life Sciences and Technology, Central South University of Forestry and Technology, 498 South Shaoshan Road, CN-410004 Changsha, PR ChinaCollege of Life Sciences and Technology, Central South University of Forestry and Technology, 498 South Shaoshan Road, CN-410004 Changsha, PR ChinaA practical medium for reducing costs and enhancing both biomass and intracellular polysaccharide (IPS) production by a newly screened Agaricus blazei AB003 has been selected. The results show that IPS production was growth-associated, that a combination of corn flour extract and glucose was the best carbon source, and that a combination of wheat bran extract and yeast extract was the best nitrogen source for both biomass and IPS production. The effects of the four factors were further investigated using four-factor, three-level orthogonal test design. The best combination for the production of biomass and IPS was (in g/L): corn flour extract 15, glucose 6, yeast extract 3, and wheat bran extract 6. The maximum biomass and IPS in a 30-litre stirred tank bioreactor reached 11.30 and 0.72 g/L in the optimized medium, respectively. The use of two low-cost raw materials like corn flour and wheat bran extract as the major medium constituents could reduce the costs of biomass and IPS production.http://hrcak.srce.hr/file/59887Agaricus blazeiintracellular polysaccharidemycelial growthmedium selectionsubmerged fermentation
spellingShingle Xiao-Ling Wang
Gao-Qiang Liu
Selection of a Culture Medium for Reducing Costs and Enhancing Biomass and Intracellular Polysaccharide Production by Agaricus blazei AB2003
Food Technology and Biotechnology
Agaricus blazei
intracellular polysaccharide
mycelial growth
medium selection
submerged fermentation
title Selection of a Culture Medium for Reducing Costs and Enhancing Biomass and Intracellular Polysaccharide Production by Agaricus blazei AB2003
title_full Selection of a Culture Medium for Reducing Costs and Enhancing Biomass and Intracellular Polysaccharide Production by Agaricus blazei AB2003
title_fullStr Selection of a Culture Medium for Reducing Costs and Enhancing Biomass and Intracellular Polysaccharide Production by Agaricus blazei AB2003
title_full_unstemmed Selection of a Culture Medium for Reducing Costs and Enhancing Biomass and Intracellular Polysaccharide Production by Agaricus blazei AB2003
title_short Selection of a Culture Medium for Reducing Costs and Enhancing Biomass and Intracellular Polysaccharide Production by Agaricus blazei AB2003
title_sort selection of a culture medium for reducing costs and enhancing biomass and intracellular polysaccharide production by agaricus blazei ab2003
topic Agaricus blazei
intracellular polysaccharide
mycelial growth
medium selection
submerged fermentation
url http://hrcak.srce.hr/file/59887
work_keys_str_mv AT xiaolingwang selectionofaculturemediumforreducingcostsandenhancingbiomassandintracellularpolysaccharideproductionbyagaricusblazeiab2003
AT gaoqiangliu selectionofaculturemediumforreducingcostsandenhancingbiomassandintracellularpolysaccharideproductionbyagaricusblazeiab2003