** Drug developer Coya Therapeutics Inc's shares COYA.O
rise 12.1% to $5.94
** Co reports positive data from an open-label,
proof-of-concept study in 8 Alzheimer's disease (AD) patients
for its experimental treatment, COYA 301
** Says COYA 301 enhanced the function of regulatory T cells
and halted cognitive decline, when tested on a scale used to
measure the severity of the disease
** Treatment appeared to be well tolerated in patients with
AD - Co
** Co adds over the study course the treatment also lowered
the levels of biomarkers and a type of pro-inflammatory proteins
in AD patients
** Including session's gain, co's stock up ~23% YTD
(Reporting by Pratik Jain in Bengaluru)
((Pratik.Jain@thomsonreuters.com;))