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Alvaro Viljoen

Explore the profile of Alvaro Viljoen including associated specialties, affiliations and a list of published articles. Areas
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Articles 55
Citations 1051
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Recent Articles
11.
Semwal R, Semwal D, Combrinck S, Viljoen A
Phytochemistry . 2021 Jul; 190:112854. PMID: 34311280
Emodin (1,3,8-trihydroxy-6-methyl-anthraquinone) is a natural anthraquinone derivative that is present in numerous globally renowned herbal medicines. It is recognised as a protein tyrosine kinase inhibitor and as an anticancer drug,...
12.
Ahmad A, Elisha I, van Vuuren S, Viljoen A
Phytochemistry . 2021 Jul; 190:112864. PMID: 34311279
Historically, essential oils and their lead molecules have been extensively recognised for their anti-infective properties. In this context, certain volatile phenolics (VPs) have emerged as important antimicrobial compounds with excellent...
13.
Mikayoulou M, Mayr F, Temml V, Pandian A, Vermaak I, Chen W, et al.
Fitoterapia . 2021 Jan; 150:104828. PMID: 33434632
Tyrosinase is the key enzyme in the production of melanin. Tyrosinase inhibitors have gained interest in the cosmetics industry to prevent hyperpigmentation and skin-related disorders by inhibiting melanin production. It...
14.
Leonard C, Kamatou G, van Vuuren S, Sandasi M, Viljoen A
Chem Biodivers . 2020 Nov; 17(11):e2000542. PMID: 33231346
Warburgia salutaris, known as 'Pepper bark', is an ethnomedicinally important tree found in the southern regions of Africa. A total of 75 fresh leaf specimens of W. salutaris (n=40 wild...
15.
Anokwuru C, Tankeu S, van Vuuren S, Viljoen A, Ramaite I, Taglialatela-Scafati O, et al.
Molecules . 2020 Aug; 25(16). PMID: 32823484
Burch. ex. DC. (Combretaceae) is a popular remedy for the treatment of infectious diseases. It is widely prescribed by traditional healers and sold at informal markets and may be a...
16.
Sibanyoni M, Chaudhary S, Chen W, Adhami H, Combrinck S, Maharaj V, et al.
Fitoterapia . 2020 Jun; 146:104650. PMID: 32479767
Inhibition of acetylcholinesterase (AChE) is considered a promising strategy for the treatment of Alzheimer's disease (AD) and dementia. Members of the Amaryllidaceae family are well known for their pharmacologically active...
17.
Heinrich M, Appendino G, Efferth T, Furst R, Izzo A, Kayser O, et al.
J Ethnopharmacol . 2019 Sep; 246:112230. PMID: 31526860
Background: The pharmacology, toxicology and pharmacokinetics of bioactive preparations derived from natural sources has become a flourishing field of research. However, researching complex extracts and natural products faces numerous challenges....
18.
Makolo F, Viljoen A, Veale C
Phytochemistry . 2019 Jul; 166:112061. PMID: 31299396
(-)-Mesembrine is a chiral alkaloid that features an aryloctahydroindole skeleton and is most commonly found in species of the succulent genus Sceletium. Several Sceletium species are used by various ethnic...
19.
Fantoukh O, Dale O, Parveen A, Hawwal M, Ali Z, Manda V, et al.
J Agric Food Chem . 2019 Apr; 67(17):4967-4975. PMID: 30955332
Rooibos tea ( Aspalathus linearis) is a well-known South African herbal tea enjoyed worldwide. Limited reports indicate the potential of rooibos tea to alter the activity of certain cytochrome P450...
20.
Cosa S, Chaudhary S, Chen W, Combrinck S, Viljoen A
Nutrients . 2019 Apr; 11(4). PMID: 30934945
Quorum sensing controls bacterial pathogenesis and virulence; hence, interrupting this system renders pathogenic bacteria non-virulent, and presents a novel treatment for various bacterial infections. In the search for novel anti-quorum...