** Shares of cell therapy developer Athersys ATHX.O tumble
50% to hit record low of 15 cents
** Co says it may have to file for bankruptcy protection if
it fails to obtain adequate financing in the near-term
** Says an independent data safety monitoring board (DSMB)
noted that a late-stage study testing its experimental cell
therapy to treat a type of stroke had "insufficient" number of
patients enrolled
** Co is developing the therapy, MultiStem, for the
treatment of acute moderate-to-severe ischemic stroke
** ATHX plans to conduct additional data analysis and pause
enrollment of new patients while this analysis is being
conducted
** Including session moves, stock down ~81% YTD
(Reporting by Mariam Sunny in Bengaluru)
((Mariam.ESunny@thomsonreuters.com;))