Free Republic 3rd Qtr 2025 Fundraising Target: $81,000 Receipts & Pledges to-date: $15,561
19%  
Woo hoo!! And now only $639 from reaching 20%!! Thank you all very much!! God bless.

Keyword: iknife

Brevity: Headers | « Text »
  • Smart Knife Sniffs Out Cancer Cells

    07/19/2013 1:00:21 PM PDT · by neverdem · 6 replies
    ScienceNOW ^ | 17 July 2013 | Jocelyn Kaiser
    Enlarge Image Sharp thinking. The iKnife sucks surgical smoke into a mass spectrometer, which then indicates whether the cut tissue is cancerous or healthy. Credit: J. Balog et al., Science Translational Medicine (2013) When surgeons can't determine the edges of a tumor, it's a problem. Cut too much, and they risk hurting the patient. Cut too little, and they may leave stray cancer cells behind. Now, researchers have developed a surgical knife that can sniff the smoke made as it cuts tissue, almost instantly detecting whether cells are cancerous or healthy. The souped-up scalpel works by analyzing lipids, the...