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Volume 2, Issue 4 , Pages 306-308 , December 2009

Antioxidant Activity and Cytotoxicity of the Traditional Indonesian Medicine Tahongai (Kleinhovia hospita L.) Extract

Enos Tangke Arung
- Wood Chemistry Laboratory, Department of Forest Product Technology, Forestry Faculty, Mulawarman University, Samarinda, East Kalimantan, Indonesia
- Corresponding authors. Wood Chemistry Laboratory, Department of Forest Product Technology, Faculty of Forestry, Mulawarman University, Samarinda, 75123 East Kalimantan, Indonesia
Irawan Wijaya Kusuma
- Wood Chemistry Laboratory, Department of Forest Product Technology, Forestry Faculty, Mulawarman University, Samarinda, East Kalimantan, Indonesia
Sri Purwatiningsih
- Wood Chemistry Laboratory, Department of Forest Product Technology, Forestry Faculty, Mulawarman University, Samarinda, East Kalimantan, Indonesia
Seong-Soo Roh
- Department of Preparatory Oriental Medicine, College of Oriental Medicine, Daegu Haany University, Daegu, South Korea
Chae Ha Yang
- Department of Preparatory Oriental Medicine, College of Oriental Medicine, Daegu Haany University, Daegu, South Korea
Soohyeon Jeon
- Department of Herbal Pharmaceutical Engineering, College of Herbal Bio-industry, Daegu Haany University, Gyeongsangbuk-do, South Korea
Yong-Ung Kim
- Department of Herbal Pharmaceutical Engineering, College of Herbal Bio-industry, Daegu Haany University, Gyeongsangbuk-do, South Korea
- Department of Herbal Pharmaceutical Engineering, College of Herbal Bio-industry, Daegu Haany University, Gyeongsangbuk-do, South Korea
Edi Sukaton
- Wood Chemistry Laboratory, Department of Forest Product Technology, Forestry Faculty, Mulawarman University, Samarinda, East Kalimantan, Indonesia
Joko Susilo
- Wood Chemistry Laboratory, Department of Forest Product Technology, Forestry Faculty, Mulawarman University, Samarinda, East Kalimantan, Indonesia
Yuli Astuti
- Wood Chemistry Laboratory, Department of Forest Product Technology, Forestry Faculty, Mulawarman University, Samarinda, East Kalimantan, Indonesia
Britanto Dani Wicaksono
- Stem Cell and Cancer Institute, Jakarta, Indonesia
Ferry Sandra
- Stem Cell and Cancer Institute, Jakarta, Indonesia
Kuniyoshi Shimizu
- Department Systematic Forest and Forest Products Sciences, Agriculture Faculty, Kyushu University, Fukuoka, Japan
Ryuichiro Kondo
- Department Systematic Forest and Forest Products Sciences, Agriculture Faculty, Kyushu University, Fukuoka, Japan

Received 1 July 2009 ,Accepted 23 August 2009.

Effect of Kleinhovia hospita leaf extracts on DPPH scavenging activity. C=control; Vc=vitamin C; FH=n-hexane fraction; FD=diethyl ether fraction; FE=ethyl acetate fraction; RE=residue fraction.

Effect of Kleinhovia hospita leaf extracts on DPPH scavenging activity. C=control; Vc=vitamin C; FH=n-hexane fraction; FD=diethyl ether fraction; FE=ethyl acetate fraction; RE=residue fraction.
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Cytotoxicity effect of Kleinhovia hospita methanol extracts on HepG2 cells. C = control; DMSO = vehicle; KH = Kleinhovia hospita.

Cytotoxicity effect of Kleinhovia hospita methanol extracts on HepG2 cells. C = control; DMSO = vehicle; KH = Kleinhovia hospita.
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Cytotoxicity of soluble fractions of Kleinhovia hospita on HepG2 cells. C=control; DMSO=vehicle; FH=n-hexane fraction; FD=diethyl ether fraction; FE=ethyl acetate fraction.

Cytotoxicity of soluble fractions of Kleinhovia hospita on HepG2 cells. C=control; DMSO=vehicle; FH=n-hexane fraction; FD=diethyl ether fraction; FE=ethyl acetate fraction.
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