- Initial data from Cohort 1 of the PEARL-1 study shows safety and tolerability of repeat KB301 injections - Dr. Bhushan Hardas M.D ., MBA appointed President, Jeune, Inc. PITTSBURGH , March 24, 2021 (GLOBE NEWSWIRE) -- Krystal Biotech Inc. , (“Krystal”) (NASDAQ: KRYS), the leader in redosable