** Shares of gene therapy developer AVROBIO Inc AVRO.O
gain ~6% to 85 cents premarket
** Co receives "rare pediatric disease" tag from U.S. FDA
for its experimental gene therapy, AVR-RD-04, for treating
cystinosis urn:newsml:reuters.com:*:nBw4g0rJfa
** Cystinosis is a genetic condition that can impact all the
organs and tissues, but mainly affects the kidneys and eyes
** AVR-RD-04 is currently being evaluated in an early-to
mid-stage study
** Companies that receive approval for a rare pediatric
disease drug may be eligible to receive a transferable voucher
for a priority review of an application for another drug
** As of last close, stock down ~79% YTD
(Reporting by Raghav Mahobe)
((Raghav.Mahobe@thomsonreuters.com;))