I. Vermaak

发表

Hyperspectral Imaging and Support Vector Machine: A Powerful Combination to Differentiate Black Cohosh (Actaea racemosa) from Other Cohosh Species

S. Tankeu, I. Vermaak, Weiyang Chen, 2017, Planta Medica.

Hyperspectral imaging in the quality control of herbal medicines - the case of neurotoxic Japanese star anise.

Ilze Vermaak, Alvaro Viljoen, Susanne Wiklund Lindström, 2013, Journal of pharmaceutical and biomedical analysis.

A novel approach in herbal quality control using hyperspectral imaging: discriminating between Sceletium tortuosum and Sceletium crassicaule.

I. Vermaak, A. Viljoen, S. Combrinck, 2013, Phytochemical analysis : PCA.

Non-destructive quality assessment of herbal tea blends using hyperspectral imaging

I. Vermaak, Weiyang Chen, M. Sandasi, 2018 .

In vitro transport of the steroidal glycoside P57 from Hoodia gordonii across excised porcine intestinal and buccal tissue.

J. Hamman, I. Vermaak, A. Viljoen, 2011, Phytomedicine : international journal of phytotherapy and phytopharmacology.

High performance thin layer chromatography as a method to authenticate Hoodia gordonii raw material and products

J. Hamman, I. Vermaak, A. Viljoen, 2010 .

A comprehensive scientific overview of Garcinia cambogia.

I. Vermaak, A. Viljoen, D. Semwal, 2015, Fitoterapia.

The role of the South African Journal of Botany as a vehicle to promote medicinal plant research– A bibliometric appraisal

I. Vermaak, M. Sandasi, A. Viljoen, 2019, South African Journal of Botany.

An updated review of Adansonia digitata: A commercially important African tree

I. Vermaak, G. Kamatou, A. Viljoen, 2011 .

What the devil is in your phytomedicine? Exploring species substitution in Harpagophytum through chemometric modeling of 1H-NMR and UHPLC-MS datasets.

W. Chen, Jianping Zhao, I. Khan, 2014, Phytochemistry.

Vibrational spectroscopy and chemometric modeling: An economical and robust quality control method for lavender oil

S. Tankeu, I. Vermaak, G. Kamatou, 2014 .

African seed oils of commercial importance — Cosmetic applications

I. Vermaak, G. Kamatou, A. Viljoen, 2011 .

High performance thin layer chromatography fingerprinting of rooibos (Aspalathus linearis) and honeybush (Cyclopia genistoides, Cyclopia intermedia and Cyclopia subternata) teas

I. Vermaak, A. Viljoen, E. Joubert, 2022, Journal of Applied Research on Medicinal and Aromatic Plants.

Natural products in anti-obesity therapy.

J. Hamman, I. Vermaak, A. Viljoen, 2011, Natural product reports.

HPTLC fingerprinting of Croton gratissimus leaf extract with Preparative HPLC-MS-isolated marker compounds

Clinton G. L. Veale, I. Vermaak, Weiyang Chen, 2018 .

Rapid quality control of Sutherlandia frutescens leaf material through the quantification of SU1 using vibrational spectroscopy in conjunction with chemometric data analysis

I. Vermaak, Weiyang Chen, A. Viljoen, 2018 .

The topical efficacy and safety of Citrullus lanatus seed oil: A short-term clinical assessment

I. Vermaak, G. Kamatou, A. Viljoen, 2017 .

Phytochemical Profiling and Quality Control of Terminalia sericea Burch. ex DC. Using HPTLC Metabolomics

S. Tankeu, I. Vermaak, Weiyang Chen, 2021, Molecules.

Eugenol—From the Remote Maluku Islands to the International Market Place: A Review of a Remarkable and Versatile Molecule

I. Vermaak, G. Kamatou, A. Viljoen, 2012, Molecules.

Safety and efficacy of Sclerocarya birrea (A.Rich.) Hochst (Marula) oil: A clinical perspective.

I. Vermaak, A. Viljoen, B. Summers, 2015, Journal of ethnopharmacology.

Vibrational spectroscopy as a rapid quality control method for Melaleuca alternifolia cheel (tea tree oil).

S. Tankeu, I. Vermaak, G. Kamatou, 2014, Phytochemical analysis : PCA.

An HPTLC-Densitometry Method for the Quantification of Pharmacologically Active Alkaloids in Sceletium tortuosum Raw Material and Products

I. Vermaak, A. Viljoen, E. A. Shikanga, 2012, JPC – Journal of Planar Chromatography – Modern TLC.

Anti-Inflammatory Iridoids of Botanical Origin

I. Vermaak, A. Viljoen, N. Mncwangi, 2012, Current medicinal chemistry.

Camphor—A Fumigant during the Black Death and a Coveted Fragrant Wood in Ancient Egypt and Babylon—A Review

I. Vermaak, Weiyang Chen, A. Viljoen, 2013, Molecules.

Xysmalobium undulatum (uzara) - review of an antidiarrhoeal traditional medicine.

I. Vermaak, A. Viljoen, T. Idowu, 2014, Journal of ethnopharmacology.

Differentiating between Agathosma betulina and Agathosma crenulata – A quality control perspective

I. Vermaak, A. Viljoen, Thandazile Mavimbela, 2014 .

Hoodia gordonii: an up-to-date review of a commercially important anti-obesity plant.

J. Hamman, I. Vermaak, A. Viljoen, 2011, Planta medica.

Special Issue — Quality control

Ilze Vermaak, Alvaro Viljoen, I. Vermaak, 2012 .

Cape aloes—A review of the phytochemistry, pharmacology and commercialisation of Aloe ferox

I. Vermaak, Weiyang Chen, A. Viljoen, 2012 .

The effect of simulated gastrointestinal conditions on the antimicrobial activity and chemical composition of indigenous South African plant extracts

J. Hamman, I. Vermaak, A. Viljoen, 2009 .

Gastrointestinal stability and absorption of natural products

J. Hamman, I. Vermaak, A. Viljoen, 2007 .

Devil's Claw-a review of the ethnobotany, phytochemistry and biological activity of Harpagophytum procumbens.

I. Vermaak, Weiyang Chen, A. Viljoen, 2012, Journal of ethnopharmacology.

From arrow poison to herbal medicine--the ethnobotanical, phytochemical and pharmacological significance of Cissampelos (Menispermaceae).

I. Vermaak, A. Viljoen, D. Semwal, 2014, Journal of ethnopharmacology.

Anti-tyrosinase activity of South African Aloe species and isolated compounds plicataloside and aloesin.

H. Stuppner, V. Temml, I. Vermaak, 2021, Fitoterapia.

The potential application of FT-Raman spectroscopy for the quantification and mapping of the steroidal glycoside P57 in Hoodia gordonii

J. Hamman, M. Barańska, I. Vermaak, 2010 .

A rapid spectroscopic method for quantification of P57 in Hoodia gordonii raw material

J. Hamman, I. Vermaak, A. Viljoen, 2010 .

Mid-infrared spectroscopy and short wave infrared hyperspectral imaging—A novel approach in the qualitative assessment of Harpagophytum procumbens and H. zeyheri (Devil's Claw)

I. Vermaak, A. Viljoen, N. Mncwangi, 2014 .

Menthol: a simple monoterpene with remarkable biological properties.

I. Vermaak, G. Kamatou, A. Viljoen, 2013, Phytochemistry.

Essential oil variation of Tagetes minuta in South Africa - A chemometric approach

S. Tankeu, I. Vermaak, M. Sandasi, 2013 .

Variation of the Biologically Active Constituent Harpagoside in Harpagophytum procumbens and H. zeyheri

I. Vermaak, Weiyang Chen, A. Viljoen, 2013 .

Hyperspectral Imaging as a Rapid Quality Control Method for Herbal Tea Blends

Ilze Vermaak, Majolie Djokam, Maxleene Sandasi, 2017 .

Beauty in Baobab: a pilot study of the safety and efficacy of Adansonia digitata seed oil

I. Vermaak, G. Kamatou, A. Viljoen, 2017 .

Skullcap and Germander: Preventing Potential Toxicity through the Application of Hyperspectral Imaging and Multivariate Image Analysis as a Novel Quality Control Method

Ilze Vermaak, Maxleene Sandasi, I. Vermaak, 2014, Planta Medica.

Differentiation between two "fang ji" herbal medicines, Stephania tetrandra and the nephrotoxic Aristolochia fangchi, using hyperspectral imaging.

Ilze Vermaak, Sidonie Tankeu, Maxleene Sandasi, 2016, Phytochemistry.

Application of hyperspectral imaging in the quality control of medicinal plants and products

S. Tankeu, I. Vermaak, M. Sandasi, 2017 .