2012年6月7日星期四

89_826-spun11

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Precise control of the particular stem cell microenvironment for the single cell stage

 
 

The ability to precisely control cellular microenvironment will help a better understanding of mobile behavior and allow many stem cellular applications. Nanolnk provides a story tip-based patterning system, NLP 2001 System,ray ban 3393, which enables the construction of subcellular scaled highlights of multiple materials, letting the manipulation with the microenvironment at the single mobile phone level. This could be especially important for rare cell phone types or heterogeneous mobile phone populations.

Microenvironmental control is usually demonstrated by manipulating the shape of cells using patterns of extracellular matrix healthy proteins. Patterns of fibronectin were being constructed on cup surfaces with various geometric shapes as well as the attached cells had been demonstrated to be constrained by pattern geometry (see figure). Precise control of cellular cluster size has been demonstrated by differing the total patterned area. Cluster size is recognized to play a crucial role around cell function for most cell types.

Ultimately, preferential binding of tissues to different ECM proteins may be used to develop single mobile or portable co-cultures that facilitate the research into stem or progenitor cell phone function. Unlike regular co-culture techniques, the Nanolnk platform can spatially manipulate numerous cell types on single cell levels on a substrate, allowing you to better control co-culture experimental variables. As evidence of concept, co-cultures of 3T3 fibroblasts together with C2C12 myoblasts were established within microns of each other by joining these cells so that you can fibronectin and laminin features settled on glass glides at subcellular scales. It is conceivable that similar co-culture experiments using stalk cells attached to suitable binding domains is going to contribute to the study of originate cell function as well as differentiation.

COPYRIGHT This year Advantage Business Press COPYRIGHT 2011 Gale, Cengage Learning

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