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Contact Us:

Department of Chemical Engineering and Materials Science
257 Amundson Hall
421 Washington Ave S.E.
Minneapolis, MN 55455
Tel: 612.626.7630
Fax: 612.626.7246
acre@cems.umn.edu

 
 

Consortium for CHO Genomics

Chinese HamsterMarching on in its third year, the CHO consortium recently welcomed its 9th member, and embarks on an effort to sequence the genome
20 years of CHO cells

Biotechnology Training Program
Dr. Hu is directing the NIH funded Biotechnology Training Program, which promotes interdisciplinary training on biotechnology. The program supports 15 students from various departments on campus.
 

Internship Opportunities

Genentech’s Process Research and Development Departments would like to share with you two exciting opportunities for current students and upcoming graduates looking to gain work experience in the Biotechnology field at our South San Francisco and Oceanside, CA sites.

Read More

 

Cellular Bioprocess Technology short course

CBTThe 2009 Cellular Bioprocess Technology course has just concluded. If you are interested in attending next year's course, or have questions about the course in general, please e-mail bioeng@cems.umn.edu.


This course has played a key role in training thousands of cell culture bioprocessing professionals. 2008's course was attended by over 60 people representing 10 countries. Over the past twenty years, the intensive short course on cell culture technology has educated over 2500 people from the pharmaceutical and biotech industries of over thirty countries.   

Satellite DNA Microarray Workshop
This workshop will be held immediately following the Cellular Bioprocess Technology short course. The workshop will aid cell culture professionals in fully utilizing the power of transcriptome and proteome analysis. For more details visit our website.


 
Recent Events

Intensive Short Course at Novozymes - Adelaide, Australia
Prof. Hu traveled to Adelaide Australia to give an abbreviated version of the annual course offered at the University of Minnesota.

Cellular Engineering - A special short course in Dalian, China - October 12th
This intensive short course is an abbreviated version of the annual course offered at the University of Minnesota. The course is specifically designed for engineers, cell biologists, and scientists interested in state-of-the-art cell culture technology. This course has thus far attracted participants from more than 35 countries since it was first offered in 1986. The course focuses on the fundamentals of cell biology and biochemical engineering.

Training Workshop on Microarray Data Analysis for Cell Culture Engineering This hands-on workshop was held June 19-20, 2008. The workshop covered fundamentals of microarray data analysis with references to proteomic analysis. Additionally, lab members, Anne Kantardjieff, Nitya Jacob and Huong Le went to Singapore at BTI Singapore and gave the workshop to our collaborators there. During that trip they also visited the new manufacturing plant of Lonza.

Symposium on Engineering Stem Cells
Professor Peter Zandstra of the University of Toronto, is periodically visiting the Stem Cell Institute in 2008 to give a series of lectures, and to facilitate research and training collaborations on stem cell engineering. Abstract PDF


 

HuGroup graduate Anne Kantardjieff talks about Transcriptome Analysis in Mammalian Cell Culture

 

 

HuGroup student Kartik Subramanian speaks on "Using Stem Cells to Obtain Functional Liver Hepatocytes"

Kartik

 

 

HuGroup members present at Stem Cell Engineering conference, Cell Culture Engineering and ACS
HuGroup members Kartik Subramanian, Anne Kantardjieffl presented the following at the 2008 ACS annual meeting in San Diego, CA.

Oct04aggregates_subramanian
MAPC (an adult stem cell) Differentiation to liver cell in 3D (Kartik Subramanian)

jayapal_ACS07
Genome-wide regulon prediction through data mining: integrating sequence, gene function(Marlene Castro)

Effect of Cell Density on Oct4
MAPC pluri ptency and oxygen/cell density (Yonsil Park)

Recent Work

Data Mining in Biomanufacturing

Data mining in biomanufacturing

Modern manufacturing plants, with their every process and control step electronically controlled or monitored, generate not only the bioproducts but also tremendous amount of data.  Mining this data can potentially provide much insight to the hidden information and enhance process robustness.   Such work requires cross disciplinary team work.  This review, coauthored by bioengineers and computer engineer, lays out the characteristics of bioprocess data and outlines the methods that can be used to mine the data. (Charaniya, S., et al. 2009. Biotechnol. Bioeng. submitted)

Uncovering Genes with Divergent mRNA-Protein Dynamics in Streptomyces coelicolor
Streptomyces coelicolor

This collaboration employed proteomic and transcriptomic technologies to compare the dynamics of mRNA and protein at a global level in Streptomyces coelicolor, an important model organism for cellular differentiation and antibiotic biosynthesis. Through rapid growth and stationary phase the change of mRNA and protein for most genes follow the same trend. Using principal component analysis to examine the time series data of both proteome and transcriptome, it was revealed that the trends for mRNA and protein differ for about 15% of genes. It was one of the rare comparisons of transcritome and proteome dynamics at a global scale.

Genome-wide transcriptome analysis reveals that a pleiotropic antibiotic regulator, AfsS, modulates nutritional stress response in Streptomyces coelicolor A3(2)
Nutritional stress response
Knock-out of a two component system gene in Streptomyces coelicolor results in drastically reduced production of Red antibiotic. The effect of knock-out on transcriptome dynamics was examined using a DNA microarray. PCA was used to identify genes which may play key roles in altering the antibiotic production characteristics.


Books on Cell Culture Engineering
Dr. Hu has recently collaborated on two books, Cell Culture Engineering and Cell Culture Technology for Pharmaceutical and Cellular Therapies, which were published in 2006.

 

A Bistable Gene Switch for Antibiotic Biosynthesis: The Butyrolactone Regulon in Streptomyces coelicolor

Bistabe Gene Switch

S. Coelicolor produces a signaling molecule that is used to synchronize the synthesis of antibiotics among neighbors in the environ in an ON-OFF manner, like a switch. This article asserts that the switch behavior is accomplished by the bistability behavior, a cherished subject in classical chemical reaction engineering.

Tweaking biological switches through a better understanding of bistability

Tweaking biological switches

Chatterjee articulated the bistability phenomena as a switch in biological pathways, differentiaion and development. Literature examples, both experimental observation and model analysis were discussed.

Mining Transcriptome Data for Function-Trait Relationship of Hyper Productivity of Recombinant Antibody
Function-Trait Relationship

Comparative Transcriptome Analysis to Unveil Genes Affecting Recombinant Protein Productivity in Mammalian Cells

Comparative Transcriptome Analysis

 

 


Inside the HuGroup

The People
Meet the faculty, staff and students who form the Hu Group.

Former Group Members
The Hu Group is proud of its former students, scholars and staff who set the standard of excellence we continue to strive for.

  Life in the Hu Lab
The Hu Group returns from its annual weekend retreat and workshop to Itasca State Park where they also enjoyed Minnesota's winter outdoor activities.
Congratulations to our recent M.S. and Ph.D. recipients
Anne Karthik_Jayapal Karthik_Jayapal

Anne Kantardjieff
Alexion Pharmaceuticals

Salim Charaniya
Genentech

Cornelia Bengea
Abbott

Karthik Jayapal
Bayer
 
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