Margaret L. Niven

Isolation, Structure, and Synthesis of Combretastatins A-1 and B-1, Potent New Inhibitors of Microtubule Assembly, Derived from Combretum caffrum

George R. Pettit, Sheo B. Singh, Margaret L. Niven et al. · Journal of Natural Products · 1987 · 322 citations

Pharmacy, Medicinal Chemistry, Pharmacology +12

The first observation of γ-octamolybdate: synthesis, crystal and molecular structure of [Me₃N(CH₂)₆NMe₃]₂[Mo₈O₂₆]·2H₂O

Margaret L. Niven, J. J. Cruywagen, J. Bernard B. Heyns · Journal of the Chemical Society Dalton Transactions · 1991 · 75 citations

Natural Sciences, Chemistry, Materials Science +14

Antineoplastic agents. 160. Isolation and structure of combretastatin D-1: a cell growth inhibitory macrocyclic lactone from Combretum caffrum

George R. Pettit, Sheo B. Singh, Margaret L. Niven · Journal of the American Chemical Society · 1988 · 48 citations

Medicine, Medicinal Chemistry, Pharmacology +11

The infrared spectra (3500-140 cm?1) of the 2,2'-bipyridine, 2-aminomethylpyridine and ethylenediamine adducts and the sodium tris-compounds of cobalt(II), nickel(II) and zinc(II) acetylacetonates

Margaret L. Niven, Gordon C. Percy · Transition Metal Chemistry · 1978 · 46 citations

Natural Sciences, Biochemistry, Chemistry +14

Cell growth inhibitory dihydrophenanthrene and phenanthrene constituents of the african tree <i>Combretum</i> <i>caffrum</i>

George R. Pettit, Sheo B. Singh, Margaret L. Niven et al. · Canadian Journal of Chemistry · 1988 · 43 citations

Life Sciences, Botany, Plant Sciences +11