Also found in: Dictionary.


A microorganism that produces luminescence.
[photo- + G. gen-, producing]
References in periodicals archive ?
Craig Dees is vice president of research at Photogen Inc.
has spent more than 20 years in senior management positions at Photogen Technologies, Inc.
In 1996 the licensing rights for the new application were returned to the inventors, and they have founded PhotoGen to further develop it.
Pink Sheets:ICPH) (formerly known as Photogen Technologies, Inc.
Nasdaq: ICPHC) (formerly known as Photogen Technologies Inc.
IMCOR;" NASDAQ-SCM: ICPHC), formerly Photogen Technologies Inc.
Nasdaq:ICPHC) (formerly known as Photogen Technologies Inc.
25, 2002, Alliance announced that it has signed a term sheet for Photogen Technologies Inc.
Valley Pharmaceuticals, a Tennessee corporation, was transferred to the founders of Provectus as a result of their corporate split from Photogen Technologies Inc.