** Shares of drug developer aTyr Pharma LIFE.O rise ~4% to
$3.88 premarket
** U.S. FDA grants 'fast track' designation to co's lead
drug candidate, efzofitimod, for treatment of pulmonary
sarcoidosis, a type of disease where inflammatory cells form in
the lungs (https://refini.tv/3QjrxKS)
** Drug is currently being studied in late-stage trial
** FDA's fast track status expedites review of drugs to
treat serious conditions and fill an unmet medical need
** Stock down about 50% YTD as of last close
(Reporting by Mrinalika Roy in Bengaluru)
((mrinalika.roy@thomsonreuters.com;))