Researchers may have discovered a w...

Researchers may have discovered a way to detain liver cells alive outside the human material part according to an April 3 2001 stranges release from the University of California, San Diego. This would be done by dint of placing cells on silicon chips with miniature wells, similar to those in muffing tins, that allow the maintenance of to the full functioning cells. This achievement could lead to of the present day methods for treating liver disease and testing medication toxicity, according to the release.

Although cancerous liver confined apartments easily can be grown in cultivation dishes, growing healthy liver lonely dwellings is not so easy. The porous silicon "liver bioreactor," however, mimics liver conditions. It contains individual confined apartments in well-like structures that can be modified chemically to mimic the extracellular matrix distribution fix in the liver. The fact that silicon is porous allows it to elevate the flow of nutrients and chemicals by the and of the cell culture and filter larger particles (eg bacteria, viruses). Researchers are striving to create the conditions necessary for numerous confined apartments on the chip to behave collectively, according to the release.

The ultimate goal of researchers is to use the liver bioreactor for progress to maturity of an artificial liver. generally five companies have artificial livers in clinical trials. These are external devices that are intended for patients with end-stage liver disease and that house pig liver solitary abode; squalids or cancerous cell lines that act as a bridge to continue patients alive until a donor liver is available. Maintaining live, functioning lonely dwellings however, has been a challenge with these devices. The silicon chips may help researchers discover fresh techniques for maintaining these cells

UCSD Researchers Create a residence for Liver Cells on a Silicon Chip (new release, San Diego: University of California, San Diego, April 3 2001) http://ucsdnew .ucsd.edu/newsrel/science/mcbioreactor.htm (accessed 19 April 2001)

COPYRIGHT 2001 Association of Operating sweep Nurses, Inc.

COPYRIGHT 2001 Gale Group