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Method for measuring the rate of cell reproduction by analysis of nanoliter cell samples

United States Patent

April 26, 2005
View the Complete Patent at the US Patent & Trademark Office
Sandia National Laboratories - Visit the Intellectual Property Management and Licensing Website
A method of detecting cancer using a laser biocavity having a semiconductor laser including a microchannel through which cells in fluid traverse, comprising determining the laser wavelength of the laser biocavity with only fluid in the microchannel; determining the wavelength shift of the biocavity when each cell passes through the microchannel; and determining the percentage of cells in G2 phase from the wavelength shift of the cells; wherein an increased percentage of G2 phase cells is an indication of cancer.
Gourley; Paul L. (Albuquerque, NM)
Sandia Corporation (Albuquerque, NM)
09/ 553,978
April 20, 2000
The United States Government has rights in this invention pursuant to Department of Energy Contract No. DE-AC04-95AL85000 with Sandia Corporation.