** Medical device maker's shares  LMNX.O  rise 8.2% to
$37.35 - on track for best day since March 24  
    ** The U.S. FDA, in a letter dated July 16, authorized
emergency use (EUA) of co's test to detect antibodies against
the new coronavirus (https://bit.ly/3fFfi98)
    ** The FDA says the test is intended to be used as an aid in
identifying those with an immune response to the new
coronavirus, which could indicate prior infection 
    ** Use of test limited to authorized laboratories 
    ** Co in April received EUA for a rapid virus detection test
 urn:newsml:reuters.com:*:nFWN2BU0UR
    ** Including session gains, stock up ~61%

 (Reporting by Manas Mishra in Bengaluru)
 ((Manas.Mishra@thomsonreuters.com;
www.twitter.com/Manasmishra24; within U.S. +1 646 223 8780,
outside U.S. +91 806749 2709;))