David S. Keegan

3-<i>O</i>-Desacyl Monophosphoryl Lipid A Derivatives:  Synthesis and Immunostimulant Activities

David A. Johnson, David S. Keegan, C. Gregory Sowell et al. · Journal of Medicinal Chemistry · 1999 · 92 citations

Inflammation, Biochemistry, Tetanus Toxoid Vaccines +11

Synthesis and biological evaluation of a new class of vaccine adjuvants: aminoalkyl glucosaminide 4-phosphates (AGPs)

David A. Johnson, C. Gregory Sowell, Craig L. Johnson et al. · Bioorganic & Medicinal Chemistry Letters · 1999 · 66 citations

Vaccination, Vaccine Development, Allergy +10

Optically active ketones as chiral auxiliaries in the [2,3]-Wittig rearrangement

David S. Keegan, M. Mark Midland, Ralph T. Werley et al. · The Journal of Organic Chemistry · 1991 · 37 citations

Altmetrics, Molecular Sciences, Engineering +14

Efficient asymmetric synthesis of (R)-3-hydroxy- and alkanoyloxytetradecanoic acids and method for the determination of enantiomeric purity

David S. Keegan, Steven R. Hagen, David A. Johnson · Tetrahedron Asymmetry · 1996 · 33 citations

Natural Product Synthesis, Medicine, Alkanoyloxytetradecanoic Acids +11

Chemical Synthesis of the Major Constituents of<i>Salmonella Minnesota</i>Monophosphoryl Lipid A

David A. Johnson, C. Gregory Sowell, David S. Keegan et al. · Journal of Carbohydrate Chemistry · 1998 · 11 citations

Lipid Analysis, Lipid Preparation, Biosynthesis +14