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  1. No Access

    Article

    Enhanced microbial lipid production by Cryptococcus albidus in the high-cell-density continuous cultivation with membrane cell recycling and two-stage nutrient limitation

    As a potential feedstock for biofuel production, a high-cell-density continuous culture for the lipid production by Cryptococcus albidus was investigated in this study. The influences of dilution rates in the sin...

    Rongzhan Fu, Qiang Fei, Longan Shang… in Journal of Industrial Microbiology & Biote… (2018)

  2. No Access

    Article

    Lipid production by microalgae Chlorella protothecoides with volatile fatty acids (VFAs) as carbon sources in heterotrophic cultivation and its economic assessment

    Volatile fatty acids (VFAs) that can be derived from food wastes were used for microbial lipid production by Chlorella protothecoides in heterotrophic cultures. The usage of VFAs as carbon sources for lipid accum...

    Qiang Fei, Rongzhan Fu, Longan Shang… in Bioprocess and Biosystems Engineering (2015)

  3. No Access

    Article

    Thermal Properties and Biodegradability Studies of Poly(3-hydroxybutyrate-co-3-hydroxyvalerate)

    For investigating the relationship between thermal properties and biodegradability of poly (3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV), several films of PHBV containing different polyhydroxyvalerate (HV) frac...

    Longan Shang, Qiang Fei, Yan Hui Zhang… in Journal of Polymers and the Environment (2012)

  4. No Access

    Article

    Exploring low-cost carbon sources for microbial lipids production by fed-batch cultivation of Cryptococcus albidus

    Volatile fatty acids (VFAs), acetic acid, acetates, and ethanol were used as carbon sources for the production of microbial lipids using Cryptococcus albidus in batch cultures. C. albidus utilized organic acids l...

    Qiang Fei, Ho Nam Chang, Longan Shang… in Biotechnology and Bioprocess Engineering (2011)

  5. No Access

    Article

    Economic evaluation of off-gas recycle pressure swing adsorption (PSA) in industrial scale poly(3-hydroxybutyrate) fermentation

    The use of high purity oxygen as a feeding gas in microbial fermentation has recent gained huge attention in industrial scale process due to its advantageous effect to increase viable cell density as well as t...

    Ho Nam Chang, Moon Il Kim, Qiang Fei… in Biotechnology and Bioprocess Engineering (2010)

  6. Article

    Production of biomass and recombinant human-like collagen in Escherichia coli processes with different CO2 pulses

    Wen J. Xue, Dai D. Fan, Longan Shang, Chen H. Zhu, **ao X. Ma… in Biotechnology Letters (2009)

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  7. No Access

    Article

    Production of biomass and recombinant human-like collagen in Escherichia coli processes with different CO2 pulses

    The evolution of CO2 in a fed-batch culture of recombinant Escherichia coli containing human-like collagen (HLC) cDNA was determined with an O2-enriched air supply (40%, v/v) in a 12.8 l fermentor; a maximum CO2 ...

    Wen J. Xue, Dai D. Fan, Longan Shang, Chen H. Zhu, **ao X. Ma… in Biotechnology Letters (2009)

  8. No Access

    Article

    Mass production of medium-chain-length poly(3-hydroxyalkanoates) from hydrolyzed corn oil by fed-batch culture of Pseudomonas putida

    A novel biopolyester, Medium-Chain-Length Polyhydroxyalkanoates (MCL-PHAs), was made from the corn oil hydrolysate, an inexpensive and renewable carbon source, by a fed-batch culture of Pseudomonas putida with a ...

    Longan Shang, Min Jiang, Zhi Yun… in World Journal of Microbiology and Biotechn… (2008)

  9. No Access

    Article

    Modeling of poly(3-hydroxybutyrate) production by high cell density fed-batch culture of Ralstonia eutropha

    High cell density culturing has been conducted for the production of poly(3-hydroxybutyrate) fed-batch cultures ofRalstonia eutropha with phosphate limitation. It was found that a high glucose concentration inhib...

    Longan Shang, Dai Di Fan, Moon Il Kim… in Biotechnology and Bioprocess Engineering (2007)

  10. No Access

    Article

    Optimal Production of Poly-γ-glutamic Acid by Metabolically Engineered Escherichia coli

    Metabolically-engineered Escherichia coli strains were developed by cloning poly-γ-glutamic acid (γ-PGA) biosynthesis genes, consisting of pgsB, pgsC and pgsA, from Bacillus subtilis The metabolic and regulatory ...

    Hao Jiang, Longan Shang, Sung H. Yoon, Sang Y. Lee, Ziniu Yu in Biotechnology Letters (2006)

  11. No Access

    Article

    Characteristics of fed-batch cultures of recombinant Escherichia coli containing human-like collagen cDNA at different specific growth rates

    Fed-batch cultures of recombinant Escherichia coli BL21 for producing human-like collagen were performed at different specific growth rates (0.1~0.25 h−1) before induction and at a constant value of 0.05 h−1 afte...

    Dai D Fan, Yane Luo, Yu Mi, **ao X Ma, Longan Shang in Biotechnology Letters (2005)

  12. No Access

    Article

    Poly(3-hydroxybutyrate) synthesis in fed-batch culture of Ralstonia eutropha with phosphate limitation under different glucose concentrations

    Poly(3-hydroxybutyrate) (PHB) was produced by fed-batch cultures of Ralstonia eutropha with phosphate limitation under different glucose concentrations. When glucose was kept at 2.5 g l−1, cell growth and PHB syn...

    Longan Shang, Min Jiang, Ho Nam Chang in Biotechnology Letters (2003)