nard BloomMethod and device for inhibiting HIV, hepatitis B and other viruses and germs when using a catheter in a medical environmentUS5374773Oct 27, 1993Dec 20, 1994Board Of Trustees Operating Michigan State UniversityProcess for the preparation of 3,4-dihydroxybutanoic acid and salts thereofUS5405919Aug 24, 1992Apr 11, 1995The United States Of America As Represented By The Secretary Of Health A