Antioxidative properties of pressurized hot water extraction systems from selected local ulam

MUCEET 2009 is organized by Malaysian Technical Universities Network (MTUN) comprising of Universiti Malaysia Perlis (UniMAP), Universiti Tun Hussein Onn (UTHM), Universiti Teknikal Melaka (UTeM) and Universiti Malaysia Pahang (UMP), 20th - 22nd June 2009 at M. S. Garden Hotel, Kuantan, Pahang.

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Main Authors: Khairul Farihan, Kasim, Nur Azirah, J., Ku Syahidah, Ku Ismail, Mohamed Zulkali, Mohamed Daud
Format: Working Paper
Language:English
Published: Universiti Malaysia Pahang (UMP) 2010
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Online Access:http://dspace.unimap.edu.my/xmlui/handle/123456789/8599
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spelling my.unimap-85992010-08-12T01:58:47Z Antioxidative properties of pressurized hot water extraction systems from selected local ulam Khairul Farihan, Kasim Nur Azirah, J. Ku Syahidah, Ku Ismail Mohamed Zulkali, Mohamed Daud DPPH Pressurized hot water extraction Ulam Antioxidative properties Free radical MUCEET Malaysian Technical Universities Conference on Engineering and Technology MUCEET 2009 is organized by Malaysian Technical Universities Network (MTUN) comprising of Universiti Malaysia Perlis (UniMAP), Universiti Tun Hussein Onn (UTHM), Universiti Teknikal Melaka (UTeM) and Universiti Malaysia Pahang (UMP), 20th - 22nd June 2009 at M. S. Garden Hotel, Kuantan, Pahang. Most studies had been conducted to investigate the antioxidative properties of various plants with various methods and solvent used. However the need and human sensitivity of using organic solvent always been debate. Therefore, this study was done to investigate the potential of water as a solvent in pressurized extraction systems. Two systems had been used i.e. modified pressurized hot water extractor and commercially available autoclave. Both methods show similar trends of DPPH scavenging activity. Water extraction of Anarcardium occidendale for PHWE and autoclave shows the highest activity which is 78.4±xx and 76.7±xx respectively. Both extracts are comparable to standard flavoniods used i.e quercetin, kaempferol, mycertin and rutin. Diplazium esculentum shows moderate antioxidative activity among the samples studied. Other samples show poor antioxidant activity with the range of 0-30% activity. 2010-08-12T01:58:47Z 2010-08-12T01:58:47Z 2009-06-20 Working Paper http://hdl.handle.net/123456789/8599 en Proceedings of the Malaysian Technical Universities Conference on Engineering and Technology (MUCEET) 2009 Universiti Malaysia Pahang (UMP)
institution Universiti Malaysia Perlis
building UniMAP Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Malaysia Perlis
content_source UniMAP Library Digital Repository
url_provider http://dspace.unimap.edu.my/
language English
topic DPPH
Pressurized hot water extraction
Ulam
Antioxidative properties
Free radical
MUCEET
Malaysian Technical Universities Conference on Engineering and Technology
spellingShingle DPPH
Pressurized hot water extraction
Ulam
Antioxidative properties
Free radical
MUCEET
Malaysian Technical Universities Conference on Engineering and Technology
Khairul Farihan, Kasim
Nur Azirah, J.
Ku Syahidah, Ku Ismail
Mohamed Zulkali, Mohamed Daud
Antioxidative properties of pressurized hot water extraction systems from selected local ulam
description MUCEET 2009 is organized by Malaysian Technical Universities Network (MTUN) comprising of Universiti Malaysia Perlis (UniMAP), Universiti Tun Hussein Onn (UTHM), Universiti Teknikal Melaka (UTeM) and Universiti Malaysia Pahang (UMP), 20th - 22nd June 2009 at M. S. Garden Hotel, Kuantan, Pahang.
format Working Paper
author Khairul Farihan, Kasim
Nur Azirah, J.
Ku Syahidah, Ku Ismail
Mohamed Zulkali, Mohamed Daud
author_facet Khairul Farihan, Kasim
Nur Azirah, J.
Ku Syahidah, Ku Ismail
Mohamed Zulkali, Mohamed Daud
author_sort Khairul Farihan, Kasim
title Antioxidative properties of pressurized hot water extraction systems from selected local ulam
title_short Antioxidative properties of pressurized hot water extraction systems from selected local ulam
title_full Antioxidative properties of pressurized hot water extraction systems from selected local ulam
title_fullStr Antioxidative properties of pressurized hot water extraction systems from selected local ulam
title_full_unstemmed Antioxidative properties of pressurized hot water extraction systems from selected local ulam
title_sort antioxidative properties of pressurized hot water extraction systems from selected local ulam
publisher Universiti Malaysia Pahang (UMP)
publishDate 2010
url http://dspace.unimap.edu.my/xmlui/handle/123456789/8599
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score 13.211869