Document Detail


Optimization and scale-up of propionic acid production by propionic acid-tolerant Propionibacterium acidipropionici with glycerol as the carbon source.
MedLine Citation:
PMID:  20620054     Owner:  NLM     Status:  MEDLINE    
Abstract/OtherAbstract:
Propionic acid production by Propionibacterium acidipropionici with glycerol as sole carbon source was studied in 7-L batch and 10m(3) bioreactor cultures. In batch cultures, propionic acid production increased and specific cell growth rate decreased with increasing glycerol concentrations. Maximum propionic acid production and productivity reached 44.62+/-1.12g/L and 0.20+/-0.0075gL(-1)h(-1)at 220h, respectively, when glycerol was fed at a constant rate of 0.01L/h from 72 to 120h with an initial glycerol concentration of 30g/L. In the 10m(3) bioreactor, maximum propionic acid production reached 47.28+/-0.12g/L at 240h. This glycerol feeding approach may be useful for propionic acid production on an industrial scale.
Authors:
Yunfeng Zhu; Jianghua Li; Ming Tan; Long Liu; Lili Jiang; Jun Sun; Pengsoon Lee; Guocheng Du; Jian Chen
Related Documents :
16499984 - Succession of bacterial and fungal communities during a traditional pot fermentation of...
17881224 - Solid-state fermentation for gluconic acid production from sugarcane molasses by asperg...
12835064 - Ethanol fermentation of acid-hydrolyzed cellulosic pyrolysate with saccharomyces cerevi...
2731494 - Faecal short-chain fatty acids after colonic surgery.
10775094 - Structure of the lipid a of bordetella hinzii atcc 51730.
80394 - The histochemical specificity of streptomyces hyaluronidase and chondroitinase abc.
Publication Detail:
Type:  Journal Article; Research Support, Non-U.S. Gov't    
Journal Detail:
Title:  Bioresource technology     Volume:  101     ISSN:  1873-2976     ISO Abbreviation:  Bioresour. Technol.     Publication Date:  2010 Nov 
Date Detail:
Created Date:  2010-08-02     Completed Date:  2011-01-07     Revised Date:  -    
Medline Journal Info:
Nlm Unique ID:  9889523     Medline TA:  Bioresour Technol     Country:  England    
Other Details:
Languages:  eng     Pagination:  8902-6     Citation Subset:  IM    
Affiliation:
Key Laboratory of Industrial Biotechnology, Ministry of Education, Jiangnan University, Wuxi, China.
Export Citation:
APA/MLA Format     Download EndNote     Download BibTex
MeSH Terms
Descriptor/Qualifier:
Actinomycetales / drug effects,  metabolism*
Carbon / metabolism
Glycerol / metabolism*
Pilot Projects
Propionic Acids / isolation & purification,  metabolism*,  pharmacology
Chemical
Reg. No./Substance:
0/Propionic Acids; 56-81-5/Glycerol; 7440-44-0/Carbon; 79-09-4/propionic acid

From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine


Previous Document:  Lipid production of Chlorella vulgaris cultured in artificial wastewater medium.
Next Document:  A mechanism based protein crosslinker for acyl carrier protein dehydratases.