Natural antioxidant contents in the seeds of four roselle Malaysian varieties and a kenaf: a comparison
The natural antioxidant contents in the ethanol extract of the seeds of four varieties of Roselle (UKMR-1, UKMR-2, UKMR-3, and UMKL-1) and Kenaf (V36) were evaluated. The ground seeds were extracted in ethanol by a Soxhlet apparatus. The results indicated that the highest seeds’ extract yield was V3...
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iium-244032014-06-17T07:32:47Z http://irep.iium.edu.my/24403/ Natural antioxidant contents in the seeds of four roselle Malaysian varieties and a kenaf: a comparison Darnis, Deny Susanti Osman, Mohamad Draman, Nurul Nadiah Q Science (General) The natural antioxidant contents in the ethanol extract of the seeds of four varieties of Roselle (UKMR-1, UKMR-2, UKMR-3, and UMKL-1) and Kenaf (V36) were evaluated. The ground seeds were extracted in ethanol by a Soxhlet apparatus. The results indicated that the highest seeds’ extract yield was V36 (27%), followed by UKMR-2 (21%), UMKL-1 (20%), UKMR-3 (15%), and UKMR-1 (14%). The total phenolic and flavonoid content in extracts were determined by Folin-Ciocalteu and aluminium chloride assays, respectively. The V36 had higher TPC and TFC than the Roselle varieties tested. However, there was no difference among the Roselle varieties studied in their TPC and TFC. Taylor & Francis Group 2012-06-21 Article PeerReviewed application/pdf en http://irep.iium.edu.my/24403/1/Journal_of_Herbs%2C_Spices_%26_Medicinal_Plants%2C_18%2C240-245%2C_2012.pdf Darnis, Deny Susanti and Osman, Mohamad and Draman, Nurul Nadiah (2012) Natural antioxidant contents in the seeds of four roselle Malaysian varieties and a kenaf: a comparison. Journal of Herbs, Spices & Medicinal Plants, 18. pp. 240-245. ISSN 1540-3580 (O), 1049-6475 (P) http://www.tandfonline.com/doi/abs/10.1080/10496475.2012.680246#preview 10.1080/10496475.2012.680246 |
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Q Science (General) Darnis, Deny Susanti Osman, Mohamad Draman, Nurul Nadiah Natural antioxidant contents in the seeds of four roselle Malaysian varieties and a kenaf: a comparison |
description |
The natural antioxidant contents in the ethanol extract of the seeds of four varieties of Roselle (UKMR-1, UKMR-2, UKMR-3, and UMKL-1) and Kenaf (V36) were evaluated. The ground seeds were extracted in ethanol by a Soxhlet apparatus. The results indicated that the highest seeds’ extract yield was V36 (27%), followed by UKMR-2 (21%), UMKL-1 (20%), UKMR-3 (15%), and UKMR-1 (14%). The total phenolic and flavonoid content in extracts were determined by Folin-Ciocalteu and aluminium chloride assays, respectively. The V36 had higher TPC and TFC than the Roselle varieties tested. However, there was no difference among the Roselle
varieties studied in their TPC and TFC. |
format |
Article |
author |
Darnis, Deny Susanti Osman, Mohamad Draman, Nurul Nadiah |
author_facet |
Darnis, Deny Susanti Osman, Mohamad Draman, Nurul Nadiah |
author_sort |
Darnis, Deny Susanti |
title |
Natural antioxidant contents in the seeds
of four roselle Malaysian varieties and a kenaf:
a comparison |
title_short |
Natural antioxidant contents in the seeds
of four roselle Malaysian varieties and a kenaf:
a comparison |
title_full |
Natural antioxidant contents in the seeds
of four roselle Malaysian varieties and a kenaf:
a comparison |
title_fullStr |
Natural antioxidant contents in the seeds
of four roselle Malaysian varieties and a kenaf:
a comparison |
title_full_unstemmed |
Natural antioxidant contents in the seeds
of four roselle Malaysian varieties and a kenaf:
a comparison |
title_sort |
natural antioxidant contents in the seeds
of four roselle malaysian varieties and a kenaf:
a comparison |
publisher |
Taylor & Francis Group |
publishDate |
2012 |
url |
http://irep.iium.edu.my/24403/ http://irep.iium.edu.my/24403/ http://irep.iium.edu.my/24403/ http://irep.iium.edu.my/24403/1/Journal_of_Herbs%2C_Spices_%26_Medicinal_Plants%2C_18%2C240-245%2C_2012.pdf |
first_indexed |
2023-09-18T20:36:34Z |
last_indexed |
2023-09-18T20:36:34Z |
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1777409085348511744 |