FROST PHILLIP MD ET AL

ASENSUS SURGICAL, INC.

10% Owner

Castle Brands Inc

Director, 10% Owner

Cocrystal Pharma, Inc.

Director, 10% Owner

CONTINUCARE CORP

Director, 10% Owner

Eloxx Pharmaceuticals, Inc.

Director, 10% Owner

ERBA Diagnostics, Inc.

Director

Fluent, Inc.

10% Owner

GlenRose Instruments Inc.

10% Owner

IVAX CORP

Director, Chairman of the Board and CEO, 10% Owner

LADENBURG THALMANN FINANCIAL SERVICES INC.

Director, 10% Owner

Niagen Bioscience, Inc.

10% Owner

NON INVASIVE MONITORING SYSTEMS INC /FL/

10% Owner

NORTHROP GRUMMAN CORP /DE/

Director

OPKO HEALTH, INC.

Director, CEO & Chairman, 10% Owner

PROLOR Biotech, Inc.

Director, 10% Owner

Protalix BioTherapeutics, Inc.

Director, 10% Owner

VECTOR GROUP LTD

10% Owner

Winston Pharmaceuticals, Inc.

10% Owner