Author

S. E. DREWES

Observed names: Drewes, S.E., S DREWES, S Drewes, S E Drewes, S. E. Drewes, S.E Drewes, S.E. Drewes, Siefgried E Drewes

Institution: University of KwaZulu-Natal

Observed institution: University of KwaZulu-Natal

OpenAlex ID: A5111709027

Hypoxis hemerocallidea—Not merely a cure for benign prostate hyperplasia

2008 · S.E. Drewes, E. Elliot, et al. · Journal of Ethnopharmacology · 83

Identification of Zeatin and Zeatinriboside in Coconut Milk

1975 · J. VAN STADEN, S. E. DREWES · Physiologia Plantarum · 65

Analytical and pharmacological investigation of Ocotea bullata (black stinkwood) bark and leaves

2000 · S Zschocke, S.E Drewes, et al. · Journal of Ethnopharmacology · 56

A semi-quantitative approach to the selection of appropriate candidate plant molluscicides — a South African application

1997 · T.E. Clark, C.C. Appleton, et al. · Journal of Ethnopharmacology · 50

Synthesis of α-Methylene-γ-Lactones via Cr and Sn Complexes of β-Carbethoxy and β-Nitrile Allyl Bromides

1985 · S. E. Drewes, R. F. A. Hoole · Synthetic Communications · 50

Antimicrobial monomeric and dimeric diterpenes from the leaves of Helichrysum tenax var tenax

2006 · S DREWES, K MUDAU, et al. · Phytochemistry · 39

Phytochemical research in South Africa

2001 · George Casella, S. E. DREWES · 39

Antibacterial activity and QSAR of homoisoflavanones isolated from six Hyacinthaceae species

2007 · K. Du Toit, E.E. Elgorashi, et al. · South African Journal of Botany · 32

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Antiplasmodial activities of some abietane diterpenes from the leaves of five Plectranthus species.

2008 · Robyn L. van Zyl, Fatima Khan, et al. · South African Journal of Science · 30

Homoisoflavanones and spirocyclic nortriterpenoids from three Eucomis species: E. comosa, E. schijffii and E. pallidiflora subsp. pole-evansii (Hyacinthaceae)

2006 · C. Koorbanally, N.R. Crouch, et al. · South African Journal of Botany · 25

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In vitro 5-lipoxygenase and anti-oxidant activities of Warburgia salutaris and drimane sesquiterpenoids

2005 · Y. Frum, A.M. Viljoen, et al. · South African Journal of Botany · 25

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Stereochemistry and biogenesis of mopanols and peltogynols and associated flavanoids from Colophospermum mopane

1966 · S. E. Drewes, D. G. Roux · Journal of the Chemical Society C Organic · 21

A phytochemical basis for the potential use of Warburgia salutaris (pepper-bark tree) leaves in the place of bark : research article

2001 · S. E. DREWES, Neil R. Crouch, et al. · South African Journal of Science · 17

Phytochemical research in South Africa : review article

2001 · Jessen George, Michael Laing, et al. · South African Journal of Science · 17

Accumulation of Cyanidin-3-glucoside in Callus and Cell Cultures of Oxalis reclinata

1993 · N.R. Crouch, L.F. van Staden, et al. · Journal of Plant Physiology · 16

Biological activity of 6‐(2,3,4‐trihydroxy‐3‐methylbutylamino)purine, an oxidation product of zeatin

1982 · J. Van Staden, S. E. Drewes, et al. · Physiologia Plantarum · 16

The Effect of Kraussianone‐2 (Kr2), a Natural Pyrano‐isoflavone from Eriosema kraussianum, in an L‐NAME‐ induced Pre‐eclamptic Rat Model

2012 · S. V. Ramesar, S. E. Drewes, et al. · Phytotherapy Research · 15

Synthesis of new macrocycles. Part I. Monomeric and dimeric o-phthalate esters

1972 · S. E. Drewes, P. C. Coleman · Journal of the Chemical Society Perkin Transactions 1 · 15

1,2-Addition of Activated Vinyl Carbanions to α,β-Unsaturated Carbonyls

1989 · S. E. Drewes, N. D. Emslie, et al. · Synthetic Communications · 13

Identification of Cell Division Inducing Compounds from Coconut Milk

1974 · J. VAN STADEN, S. E. DREWES · Physiologia Plantarum · 13

Benzoylation and high performance liquid chromatographic detection of solasodine

1992 · F. E. Drewes, J. Van Staden, et al. · Phytochemical Analysis · 10

Evaluation of 1-fluoro-2-nitro-4-trimethylammoniobenzene iodide, a protein-solubilizing reagent

1972 · D. A. Sutton, S. E. Drewes, et al. · Biochemical Journal · 10

Absolute configuration of mopanol, a new leucoanthocyanidin from Colophospermum mopane

1965 · S. E. Drewes, D. G. Roux · Chemical Communications (London) · 10

Isolation of 3,3′,4′,5,5′-pentahydroxystilbene from Schotia species

1971 · S.E. Drewes · Phytochemistry · 8

Novel and Bioactive Metabolites of Warburgia Salutaris Indigenous to the Northern Province, South Africa

1999 · Mahlori J Mashimbye, Munaka C Maumela, et al. · Nigerian Journal of Natural Products and Medicine · 7

Works count: 97

Citation count: 742

H-index: 16

I10-index: 23