1 EXHIBIT 21 IGI, INC. AND SUBSIDIARIES LIST OF SUBSIDIARIES OF IGI, INC. IGEN, Inc., a Delaware corporation ImmunoGenetics, Inc., a Delaware corporation Marketing Aspects, Inc., a Delaware corporation Blood Cells, Inc., a Delaware corporation Flavorsome, Ltd., a Delaware corporation Vista, Inc., a Virgin Island corporation IGI Do Brasil, a Brazil corporation Microburst, Inc., a Delaware corporation 41