About the Authors

Sook Yee Liew

Affiliation Department of Chemistry, Faculty of Science, University of Malaya, Kuala Lumpur, Malaysia

Chung Yeng Looi

Affiliation Department of Pharmacology, Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia

Mohammadjavad Paydar

Affiliation Department of Pharmacology, Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia

Foo Kit Cheah

Affiliation Department of Pharmacy, Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia

Kok Hoong Leong

Affiliation Department of Pharmacy, Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia

Won Fen Wong

Affiliation Department of Medical Microbiology, Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia

Mohd Rais Mustafa

Affiliation Department of Pharmacology, Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia

Marc Litaudon

Affiliation Institut de Chimie des Substances Naturelles, Centre National de la Recherche Scientifique, Gif-sur-Yvette, Cedex, France

Khalijah Awang

khalijah@um.edu.my

Affiliation Department of Chemistry, Faculty of Science, University of Malaya, Kuala Lumpur, Malaysia

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: KA MRM. Performed the experiments: SYL CYL FKC KHL WFW MP. Analyzed the data: SYL CYL FKC KHL MRM ML KA MP. Contributed reagents/materials/analysis tools: MRM ML KA. Wrote the paper: SYL CYL KA.