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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
3
pubmed:dateCreated
2008-7-8
pubmed:abstractText
The dynamic behavior of the monoclonal antibody (MAb) secretory pathway is studied by transient simulations using our previously developed structured kinetic model for antibody synthesis and secretion by hybridoma cells. The response of the secretory pathway to blocks in specific pathway steps and step changes in characteristic pathway parameters is presented in order to gain a better understanding of pathway dynamics and identify possible rate-limiting steps in the pathway. Model simulations suggest that the step of antibody assembly in the endoplasmic reticulum (ER) is a very good candidate for a rate-limiting step in the antibody secretory pathway in fast-growing hybridoma cells, whereas translation of the heavy and light chains is most likely rate-limiting in slowly growing or stationary phase cells. Transient simulation results are compared with experimentally observed transient changes in specific antibody secretion rates and used to suggest strategies for optimizing antibody secretion in large-scale production systems.
pubmed:language
eng
pubmed:journal
pubmed:status
PubMed-not-MEDLINE
pubmed:month
Feb
pubmed:issn
0006-3592
pubmed:author
pubmed:issnType
Print
pubmed:day
5
pubmed:volume
39
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
262-72
pubmed:year
1992
pubmed:articleTitle
Use of a structured kinetic model of antibody synthesis and secretion for optimization of antibody production systems: II. Transient analysis.
pubmed:affiliation
Department of Chemical Engineering and Materials Science and Institute for Advanced Studies in Biological Process Technology, University of Minnesota, St. Paul, Minnesota 55108, USA.
pubmed:publicationType
Journal Article