Hamidun Bunawan

ORCID: 0000-0003-4161-604X
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About
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Research Areas
  • Plant Virus Research Studies
  • Plant Pathogenic Bacteria Studies
  • Plant biochemistry and biosynthesis
  • Microbial Community Ecology and Physiology
  • Plant and Fungal Interactions Research
  • Plant Diversity and Evolution
  • Protist diversity and phylogeny
  • Plant and animal studies
  • Aquaculture disease management and microbiota
  • Plant Disease Resistance and Genetics
  • Aquaculture Nutrition and Growth
  • Phytochemicals and Antioxidant Activities
  • Plant-Microbe Interactions and Immunity
  • Marine Toxins and Detection Methods
  • Pharmacological Effects of Natural Compounds
  • Invertebrate Immune Response Mechanisms
  • Phytochemistry and Biological Activities
  • Plant and Fungal Species Descriptions
  • Banana Cultivation and Research
  • Plant Pathogens and Fungal Diseases
  • Plant Parasitism and Resistance
  • Microbial Metabolic Engineering and Bioproduction
  • Moringa oleifera research and applications
  • Fungal Biology and Applications
  • Oil Palm Production and Sustainability

National University of Malaysia
2015-2024

Universiti Putra Malaysia
2021

Reliance Industries (India)
2021

National Institutes of Biotechnology Malaysia
2021

University of Bristol
2018-2019

Systems Biology Institute
2011-2016

Malaysian Agricultural Research and Development Institute
2010-2014

Mitragynine is one of the main psychoactive alkaloids in Mitragyna speciosa Korth. (kratom). It has opium-like effects by acting on μ-, δ-, and κ-opioid receptors brain. The compound also interacts with other receptors, such as adrenergic serotonergic neuronal Ca2+ channels central nervous system to have its neuropharmacological effects. potential treat diseases related neurodegeneration Alzheimer's disease Parkinson's disease, modulation opioid been reported extensively. This review aimed...

10.1016/j.biopha.2024.116134 article EN Biomedicine & Pharmacotherapy 2024-01-13

The essential oil in leaves of Polygonum minus Huds., a local aromatic plant, were identified by pipeline gas chromatography (GC) techniques coupled with mass-spectrometry (MS), flame ionization detector (FID) and two dimensional time flight mass spectrometry (GC x GC-TOF MS). A total 48 compounds good match high probability values using this technique. Meanwhile, 42 successfully study GC-MS, significantly larger number than previous studies. GC-FID was used determining the retention indices...

10.3390/molecules15107006 article EN cc-by Molecules 2010-10-12

Stingless bee honey (SBH) is an astounding ‘miracle liquid’ with countless medicinal properties for various diseases such as gastroenteritis, cataracts, well wound-healing. However, knowledge regarding it still rather scarce. Henceforth, intriguing us to contemplate on the less-studied stingless and its in particular. First foremost, antimicrobial ability of from eight different species was tested further proven health benefit. Homotrigona fimbriata showed highest activity inhibition against...

10.3390/insects11080500 article EN cc-by Insects 2020-08-04

Nowadays, fish production through aquaculture and wild capture is escalating due to the higher protein demand for human consumption. Thus, needs products be improved in scale quality are becoming increasingly important meet nutrition requirements. The negative impacts caused by pathogens infection both hatchery grow-out ponds, have resulted low productivity economic losses farmers. Therefore, a systematic study exploring relevant omics datasets systems biology approach will enable scientist...

10.3389/fmars.2021.668771 article EN cc-by Frontiers in Marine Science 2021-06-21

The aim of this research was to identify the volatile metabolites produced in different organs (leaves, stem and roots) Polygonum minus, an important essential oil producing crop Malaysia. Two methods extraction have been applied: Solid Phase Microextraction (SPME) hydrodistillation coupled with Gas Chromatography-Mass Spectrometry (GC-MS). Approximately, 77 identified aliphatic compounds contribute significantly towards aroma flavour plant. main compounds: decanal dodecanal were found be...

10.3390/molecules191119220 article EN cc-by Molecules 2014-11-20

2 Abstract: As the most devastating viral disease of rice in South and Southeast Asia, tungro remains one significant fears to sustainable annual productions world. Due increasing world population subsequent increase demand for food, identifying causal agents symptoms methods management are key understanding how reduce economic damage caused by pathogens. In this review, we described current state knowledge two morphologically genomically dissimilar viruses: Rice bacilliform virus spherical...

10.5829/idosi.wasj.2014.31.06.610 article EN World Applied Sciences Journal 2014-01-01

, the causal agent of papaya dieback disease, is a devastating pathogen that has caused tremendous decrease in Malaysian export and affected crops neighbouring countries. A few studies on bacterial species capable suppressing

10.3390/jof8030246 article EN cc-by Journal of Fungi 2022-02-28

Erwinia mallotivora was isolated from papaya infected with dieback disease showing the typical symptoms of greasy, water-soaked lesions and spots on leaves. Phylogenetic analysis 16S rRNA gene sequences showed that strain belonged to genus united in a monophyletic group E. DSM 4565 (AJ233414). Earlier studies had indicated causal agent for this papayae. However, our current studies, through Koch’s postulate, have confirmed is caused by mallotivora. To knowledge, first new discovery as...

10.3390/ijms12010039 article EN International Journal of Molecular Sciences 2010-12-24

Rice tungro disease (RTD), caused by bacilliform virus (RTBV) and spherical (RTSV) is one of the most prominent viral diseases in Asian countries. This problem seems to have been accentuated those countries causing a series outbreaks over years after being first reported International Research Institute (IRRI), Philippines, 1963. One effective ways combat viruses through RNA silencing. microRNA an important player silencing mechanism. Genome sequences analysis shows RTBV-SP isolate (8 Kb)...

10.3390/agriculture13030651 article EN cc-by Agriculture 2023-03-10

Purpose: To present an overview of the ethnopharmacology, phytochemistry, and pharmacological effects ‘wonder’ plant, Uncaria gambir (W. Hunter) Roxb.Methods: The literature search for information on phytochemical composition importance U. was undertaken using diverse electronic engines, including Google, Scopus, Web Science, scientific literature, databases (Pubmed, Springer Science Direct). Other relevant sources include books, book chapters, conference papers, theses, other...

10.4314/tjpr.v19i8.28 article EN cc-by Tropical Journal of Pharmaceutical Research 2020-11-20

Summary Cassava brown streak disease (CBSD) is a leading cause of cassava losses in East and Central Africa, currently having severe impact on food security. The caused by two viruses within the Potyviridae family: virus (CBSV) Ugandan (UCBSV), which both encode atypical Ham1 proteins with highly conserved inosine triphosphate (ITP) pyrophosphohydrolase (ITPase) domains. ITPase are widely encoded plant, animal, archaea. They selectively hydrolyse mutagenic nucleotide triphosphates to prevent...

10.1111/mpp.12813 article EN cc-by Molecular Plant Pathology 2019-06-01
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