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Article: Microscopic Cantilever Aids Assay For Prostate Cancer.
- Article from:
- Blood Weekly
- Article date:
- September 20, 2001
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2001 SEP 20 - (NewsRx.com & NewsRx.net) --
A clever technique for detecting proteins by inducing them to stick to and bend a microscopic cantilever - essentially a diving board the size of a hair - is sensitive enough to serve as a diagnostic assay for the protein markers characteristic of prostate cancer, a team of scientists report this week in the journal Nature Biotechnology.
These protein markers, called PSA for prostate-specific antigen, are found at elevated levels in the blood of men with prostate cancer, which is the number two killer of men in this country.
"The technique is sensitive enough to detect levels 20 times lower than the ...