** Drug developer's shares AMPE.A rise ~10% to 86 cents
** Co begins patient enrollment in an early-stage study
testing its experimental treatment, Ampion, for patients
infected with the coronavirus who require supplemental oxygen
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** Ampion, co's lead drug, is also being tested in
late-stage studies as treatment for pain due to osteoarthritis
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** Up to Wednesday's close, AMPE shares had risen ~36% this
year
(Reporting by Manojna Maddipatla in Bengaluru)
((manojna.kalyani@thomsonreuters.com; within the U.S. +1 646
223 8780, outside the U.S. +91 80 6749 1692))