Richard G. Powell

Glucosinolate composition of seeds from 297 species of wild plants

M. E. Daxenbichler, Gayland F. Spencer, Diana G. Carlson et al. · Phytochemistry · 1991 · 358 citations

Biology, Engineering, Botany +6

Antitumor Alkaloids from Cephalotaxus harringtonia: Structure and Activity

Richard G. Powell, D. Weisleder, C. R. Smith · Journal of Pharmaceutical Sciences · 1972 · 214 citations

Medicinal Chemistry, Biochemistry, Medicine +5

Structures of harringtonine, isoharringtonine, and homoharringtonine

Richard G. Powell, D. Weisleder, C. R. Smith et al. · Tetrahedron Letters · 1970 · 172 citations

Inorganic Chemistry, Engineering, Heterocyclic +7

Antileukemic alkaloids from Taxus wallichiana Zucc

R. W. Miller, Richard G. Powell, C. R. Smith et al. · The Journal of Organic Chemistry · 1981 · 149 citations

Bioorganic Chemistry, Altmetric Attention Score, Secondary Metabolite +19

Analysis of ergopeptine alkaloids in endophyte-infected tall fescue

Shelly G. Yates, Richard G. Powell · Journal of Agricultural and Food Chemistry · 1988 · 139 citations

Biochemistry, Medicine, Endophyte Research +11