Understanding cellular networks to improve hematopoietic stem cell expansion cultures.

Abstract:

:Efforts to develop culture technologies capable of eliciting robust human blood stem cell growth have met with limited success. Considering that adult stem cell cultures are complex systems, comprising multiple cell types with dynamically changing intracellular signalling environments and cellular compositions, this is not surprising. Typically treated as single-input single-output systems, adult stem cell cultures are better described as complex, non-linear, multiple-input multiple-output systems wherein the proliferation of subpopulations of cells leads to the formation of intercellular endogenously secreted protein interaction networks. Genomic and proteomic tools need to be applied to generate high-throughput (and ideally high-content) biological measurements of stem cell culture evolution. Datasets describing cellular interaction networks need to be integrated into predictive models of in vitro stem cell development. Ultimately, such models will serve as a starting point for the rational design of blood stem cell expansion bioprocesses utilizing dynamic system perturbations to achieve the preferential expansion of target cell populations.

journal_name

Curr Opin Biotechnol

authors

Kirouac DC,Zandstra PW

doi

10.1016/j.copbio.2006.07.003

subject

Has Abstract

pub_date

2006-10-01 00:00:00

pages

538-47

issue

5

eissn

0958-1669

issn

1879-0429

pii

S0958-1669(06)00103-0

journal_volume

17

pub_type

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