Painless microneedle patch could test for TB Researchers test a chitin microneedle patch on human skin. (Credit: Marco Rolandi/UW) Today, one of the standard tests for tuberculosis involves inserting a hypodermic needle into a person's arm using a very precise angle and depth -- thereby requiring a certain level of skill on the part of the tester and chutzpah on the part of the patient. Researchers at the University of Washington hope to ...
Aug. 29, 2013 - CNET