** U.S.-listed shares of the drug developer MTP.O up 107%
at $2.69 premarket - set to open at a near three-month high
** Stock biggest premarket gainer among Nasdaq-listed stocks
** Co says an early-stage study for its injectable vaccine
for type 1 diabetes showed positive safety results
** Says the vaccine, code named "MTX102", was well tolerated
and no serious adverse events were reported
** Aim of study was to assess safety and no further patients
will be recruited - Midatech
** Co's London-listed shares MTPH.L up ~102%, set for
their best day ever
** Up to Thursday's close, MTP was down 16.2% YTD
(Reporting by Uday Sampath in Bengaluru)
((Reuters Messaging:
UdaySampath.Kumar.thomsonreuters.com@reuters.net))