Publications by authors named "Khong Heng Yen"

13Publications

Total Phenolic Content and Antioxidant and Antibacterial Activities of .

Adv Pharmacol Sci 2019 2;2019:7428593. Epub 2019 Jan 2.

Faculty of Applied Sciences, Universiti Teknologi MARA, 94300 Kota Samarahan, Sarawak, Malaysia.

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January 2019

Chemical composition and biological activities of essential oil of Beilschmiedia pulverulenta.

Pharm Biol 2016 16;54(2):322-30. Epub 2015 Apr 16.

c Department of Biosciences and Health Sciences, Faculty of Biosciences and Medical Engineering , Universiti Teknologi Malaysia (UTM) , Johor , Malaysia.

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September 2016

Anticholinesterase and antityrosinase activities of ten piper species from malaysia.

Adv Pharm Bull 2014 Dec 31;4(Suppl 2):527-31. Epub 2014 Dec 31.

School of Chemistry and Environmental Studies, Faculty of Applied Sciences, Universiti Teknologi MARA Sarawak, 94300 Kota Samarahan, Sarawak, Malaysia.

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December 2014

Chemical compositions and biological activities of the essential oils of Beilschmiedia madang Blume (Lauraceae).

Arch Pharm Res 2015 Apr 8;38(4):485-93. Epub 2014 Aug 8.

Department of Chemistry, Faculty of Science, Universiti Teknologi Malaysia (UTM), 81310, Skudai, Johor, Malaysia.

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April 2015

Chemical compositions, antioxidant and antimicrobial activity of the essential oils of Piper officinarum (Piperaceae).

Nat Prod Commun 2012 Dec;7(12):1659-62

Department of Chemistry, Faculty of Science, Universiti Teknologi Malaysia, Skudai, 81310 Johor Bahru, Johor, Malaysia.

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December 2012

The pyranoxanthone inophyllin A induces oxidative stress mediated-apoptosis in Jurkat T lymphoblastic leukemia cells.

Food Chem Toxicol 2012 Aug 18;50(8):2916-22. Epub 2012 May 18.

Toxicology Laboratory, Faculty of Health Sciences, Universiti Kebangsaan Malaysia, Jalan Raja Muda Abdul Aziz, 50300 Kuala Lumpur, Wilayah Persekutuan, Malaysia.

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August 2012

Chemical compositions and antibacterial activity of the leaf and stem oils of Piper porphyrophyllum (Lindl.) N.E. Br.

EXCLI J 2012 20;11:399-406. Epub 2012 Jul 20.

School of Chemistry and Environment Studies, Faculty of Applied Sciences, Universiti Teknologi MARA (UiTM) Sarawak, Jalan Meranek, 94300 Kota Samarahan, Sarawak, Malaysia.

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July 2016

Chemical compositions, antioxidant and antimicrobial activities of essential oils of Piper caninum Blume.

Int J Mol Sci 2011 8;12(11):7720-31. Epub 2011 Nov 8.

Department of Chemistry, Faculty of Science, Universiti Teknologi Malaysia (UTM), Skudai, Johor 81310, Malaysia; E-Mails: (W.M.N.H.W.S.); (H.M.S.).

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December 2014