Publications by authors named "Zulhazman Hamzah"

Hyperuricemia has become a significant public-health concern in recent years, and the available treatments have been reported to have an adverse side effect on patients. has been used traditionally in Malaysia for treating gout, inflammation, and wounds. However, the plant has not been investigated for its effects on hyperuricemia.

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Hyperuricemia is defined as a metabolic abnormality that occurs when serum uric acid (UA) level is abnormally high in the body. We previously reported that possesses various important phytochemicals and xanthine oxidase activity. Despite ethnomedicinal benefits, its toxicity and anti-hyperuricemic effects have not been reported.

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Four different tests showed the effectiveness of Azolla pinnata plant extracts against Aedes aegypti and Aedes albopictus mosquitoes. In the adulticidal test, there was a significant increase in mortality as test concentration increases and A. pinnata extracts showed LC and LC values of 2572.

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In this study, an efficient micropropagation protocol was developed for and the antioxidant properties of field-grown plant, in vitroderived greenhouse-grown plant and in vitro-derived callus extracts were compared. The seeds tested using tetrazolium chloride salt exhibited 89% viability. Due to poor germination capacity of seeds, the seeds were treated with gibberellic acid (GA) or sulfuric acid (HSO).

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, locally known as 'Keladi Candik', has been used traditionally to treat wounds, furuncle and joint inflammations. can be a new source of herbal medicine against hyperuricemia by inhibiting the activity of xanthine oxidase enzyme, the enzyme which is responsible for the development of hyperuricemia in human. Existing xanthine oxidase inhibitors (XOI drugs) show several side effects on gout patients.

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