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Jianfeng (Jay) XuJianfeng (Jay) Xu

Professor  

Office: 870 680 4812
Fax: 870 680 4348
Email: jxu@astate.edu

Biography

Research Associate and Lab Manager

Department of Biological and Environmental Engineering, Cornell University, Ithaca, NY
Projects: Cell-free protein expression and site-specific protein glycosylation
Protein engineering of cellulase and antimicrobial peptide
Gold nanoparticle mediated gene/siRNA delivery

Research Associate

Edison Biotechnology Institute and Department of Chemistry and Biochemistry, Ohio University, Athens, OH
Mentor: Marcia Kieliszewski (Associate Professor)
Projects: Plant cell culture for the expression of therapeutic proteins
Molecular design and expression of biopolymers with plant cell cultures
Elucidation of the Hydroxyproline-O-glycosylation code in plant cell wall proteins
Molecular cloning of Gum arabic glycoprotein backbone gene

Research Associate

Department of Chemical Engineering, Ohio University, Athens, OH
Mentor: Murray Moo-Young (Visiting Professor from University of Waterloo)
Projects: Plant cell culture in bioreactor for the production of gum Arabic glycoprotein
Separation and structural characterizations of Gum Arabic glycoproteins
Aspergillus fermentation for the production of recombinant protein (interlukin-6, GFP)
Design and construction of a multifunctional bioreactor (100L)

Research Associate

National Key Laboratory of Biochemical Engineering, Chinese Academy of Sciences, Beijing, China
Mentor: Zhiguo Su (Professor)
Projects: Large-scale Taxus cell cultures for the Production of Paclitaxel (Taxol®)
Paclitaxel isolation/purification
Plant tissue culture for the production of peroxidase

Research Scientist

Beijing Kaizheng Biotech Developing Ltd., Beijing, China
Mentor: Zhiguo Su (Professor)
Project: Purification and chemical modification of hemoglobin (Blood substitute)

Research Assistant

Department of Biochemical Engineering, Dalian University of Technology, Dalian, China
Mentor: Pusun Feng (Professor)
Projects: Large scale plant cell cultures for the production of secondary metabolites
Self-flocculated yeast fermentation for the continuous production of alcohol project
Filamentous fungi fermentation for the production of therapeutic polysaccharides

Education

  • Ph.D -1997 Biochemical Engineering, Dalian University of Technology, Dalian, China
    Mentor: Pusun Feng
    Thesis: Process regulation and control of large-scale culture of Rhodiola Sachalinensis cells for the production of salidroside
     
  • B.S. -1991 Environmental Engineering
    Dalian University of Technology, Dalian, China
    Mentor: Quan Xie
    Thesis: Determination of prior order and classification of pullants with fuzzy mixed method

Areas of Expertise

  • Plant cell/tissue culture;
  • Plant cell wall protein and glycosylation;
  • Bioreactor design and operation;
  • Recombinant protein expression and purification;
  • Plant molecular biology; Cell free protein expression and protein glycosylation

Honors and Awards

  • China National Postdoctoral Research Funding granted-10,000RMB, December, 1997
  • Xiang Fanglong Fellowship, Dalian University of Technology, October, 1995
  • An-Gang Fellowship, Dalian University of Technology, June, 1994
  • Excellent Graduate Student of Dalian University of Technology, July, 1991
  • Member of American Society of Plant Biologist (ASPB)
  • Member of American Institute of Chemical Engineer (AIChE)