Shalyda Md Shaarani
YOU?
Author Swipe
View article: Optimization of Victoria Blue R Dye Decolorization using Two-Level Factorial Analysis with Garbage Enzyme Pineapple Waste hybrid Nanoflowers (GPW-hNFs)
Optimization of Victoria Blue R Dye Decolorization using Two-Level Factorial Analysis with Garbage Enzyme Pineapple Waste hybrid Nanoflowers (GPW-hNFs) Open
In Malaysia, the textile industry poses a significant environmental challenge with its dye-containing effluents, and the disposal of ash from palm oil mills exacerbates the issue. This study addresses the critical need for efficient and su…
View article: Evaluating The Effects of Chitin and Its Analogues with Improved Solubility on Human Hexokinase Isoform 2 for Dengue Treatment via Virtual Screening Analyses
Evaluating The Effects of Chitin and Its Analogues with Improved Solubility on Human Hexokinase Isoform 2 for Dengue Treatment via Virtual Screening Analyses Open
Dengue fever, a vector-borne disease caused by dengue virus (DENV) is currently endemic in over 100 countries. Despite being pronounced as one of the WHO’s ten threats to global health in 2019, there are currently no antiviral therapies fo…
View article: Parametric Screening of Fermentation Conditions for Protease Production from Pineapple Waste
Parametric Screening of Fermentation Conditions for Protease Production from Pineapple Waste Open
Pineapple waste is abundant in cellulose, hemicellulose, lignin, complex carbohydrates, and protein. One simple way to use pineapple waste as a substrate is to utilize it with the probiotic beverage to produce enzymes through submerged fer…
View article: Decolorization of victoria blue dye by garbage enzyme from pineapple waste: Remediation efficacy and statistical optimization of fermentation condition
Decolorization of victoria blue dye by garbage enzyme from pineapple waste: Remediation efficacy and statistical optimization of fermentation condition Open
The accumulation of pineapple waste in agricultural industries is a key concern that emerged due to microbial spoilage, foul odor, and costly disposal problems. Therefore, this study exploited the garbage enzyme (GE) converted from the pin…
View article: One-Factor-at-a-Time (OFAT) Optimization of Victoria Blue R Dye Biodegradation by Pineapple Waste Garbage Enzymes
One-Factor-at-a-Time (OFAT) Optimization of Victoria Blue R Dye Biodegradation by Pineapple Waste Garbage Enzymes Open
Victoria blue R is a cationic triphenylmethane dye usually released from textile industries and reported to exhibit mutagenic and carcinogenic effects on aquatic organisms and humans. Hence, the objective of this study is to investigate th…
View article: Optimizing electrochemical DNA biosensors for the detection of avian infectious bronchitis virus
Optimizing electrochemical DNA biosensors for the detection of avian infectious bronchitis virus Open
Aims:The aim of the study is to develop the optimised parameters of electrochemical DNA biosensors for the specific detection of the Infectious Bronchitis Virus (IBV) in chickens.The ultimate goal is to further create a highly sensitive an…
View article: ANALYSIS OF EXPLOSION SEVERITY OF TEA POWDER AT DIFFERENT PARTICLE SIZE AND CONCENTRATION IN A CONFINED SPACE
ANALYSIS OF EXPLOSION SEVERITY OF TEA POWDER AT DIFFERENT PARTICLE SIZE AND CONCENTRATION IN A CONFINED SPACE Open
Tea contains compounds rich in carbon-hydrogen bonds. When tea dust is suspended in air, across a variety of particle sizes and concentrations, in the presence of spark, it can combust, therefore presenting an explosion hazard. The explosi…
View article: Intensification of phenolic content and antioxidant activity of extract from red pitaya (Hylocereus polyrhzius) peel
Intensification of phenolic content and antioxidant activity of extract from red pitaya (Hylocereus polyrhzius) peel Open
Red Pitaya (Hylocereus polyrhizus) is widely known for number of health benefits including cholesterol-lowering effects, protection against diabetes and cancer. This paper presents the study on extraction of phenolic compound and antioxida…
View article: Effects of Enzyme Loading, Incubation Time and Incubation Temperature on Sawdust Hydrolysis by Locally Produced Bacterial Xylanase
Effects of Enzyme Loading, Incubation Time and Incubation Temperature on Sawdust Hydrolysis by Locally Produced Bacterial Xylanase Open
The present study aims to investigate the enzymatic hydrolysis conditions of bacterial xylanase on alternative cheaper substrate which is hardwood sawdust (SD) in order to produce reducing sugars (xylose). The bacterial xylanase was produc…
View article: Isolation and characterization of PLA-degrading bacteria from landfill soil at mesophilic temperature
Isolation and characterization of PLA-degrading bacteria from landfill soil at mesophilic temperature Open
This study aimed to isolate and characterize polylactic acid (PLA) degrading bacteria present in landfill soils located in Pekan, Pahang. The conducted study involves collecting four soil samples from four different sources and stored at r…
View article: Effects of chemical hydrolysis operating parameters on the production of antioxidant from fish waste
Effects of chemical hydrolysis operating parameters on the production of antioxidant from fish waste Open
Instead of being inappropriately disposed and causing sanitary and environmental problems, underutilised fish waste can be processed into value-added products such as antioxidants which can be used for pharmaceutical, medicine and agricult…
View article: Effect of Tryptone Concentration on Cyclodextrin Glucanotranferase (CGTase) Excretion and Cell Lysis of Immobilized Recombinant Escherichia coli
Effect of Tryptone Concentration on Cyclodextrin Glucanotranferase (CGTase) Excretion and Cell Lysis of Immobilized Recombinant Escherichia coli Open
The recombinant enzyme excretion into the culture medium provides significant advantages over cytoplasmic expression. Nevertheless, the problems encountered during the excretion of recombinant enzyme are the plasmid instability and occurre…
View article: Study on Enzyme Activities in Pineapple Fruit and Pineapple Waste to Be Applied as Poultry Supplement
Study on Enzyme Activities in Pineapple Fruit and Pineapple Waste to Be Applied as Poultry Supplement Open
Pineapple fruit contains essential minerals and vitamins with some medicinal values. Hence, it can be used as a raw material to make poultry supplements. Abundance of pineapple waste also has led to the environmental problems such as produ…
View article: Factorial Analysis on Biovinegar Production from Pineapple Waste Using Mixed Strains
Factorial Analysis on Biovinegar Production from Pineapple Waste Using Mixed Strains Open
One of the feasible approaches to oversee pineapple waste deposit without harming the environment is by converting these build-ups into value added items such as biovinegar. The objective of this work is to screen the fermentation paramete…
View article: Screening of extraction buffer concentration for protease extraction from the leaves of Syzygium polyanthum using full factorial design
Screening of extraction buffer concentration for protease extraction from the leaves of Syzygium polyanthum using full factorial design Open
This study aimed to identify the factors that significantly affect the extraction of protease from the leaves of Syzygium polyanthum. The extraction of protease from the leaves of Syzigium polyanthum was studied at different concentration …
View article: Optimization of reaction conditions for the production of cyclodextrin (CD) using cyclodextrin glucanotransferase (CGTase) immobilized on hollow fiber membrane
Optimization of reaction conditions for the production of cyclodextrin (CD) using cyclodextrin glucanotransferase (CGTase) immobilized on hollow fiber membrane Open
Cyclodextrin glucanotransferase (CGTase) is an enzyme that convert starch into cyclodextrin (CD) by transglycosylation reaction. The CD has been used in various industries due to the unique characteristics. However, the production of CD is…
View article: Assessment on antioxidant activity and physical characteristics of spray dried Mahkota Dewa fruit extracts
Assessment on antioxidant activity and physical characteristics of spray dried Mahkota Dewa fruit extracts Open
This paper presents the encapsulation of Phaleria Macrocarpa Scheff. Boerl or Mahkota Dewa extracts with maltodextrin using spray drying. The extracts of dried Mahkota Dewa fruit was obtained using subcritical water extraction process. The…
View article: Effect of Process Parameters on the Production of Cyclodextrin Using Cyclodextrin Glucanotransferase From <i>Bacillus licheniformis</i>
Effect of Process Parameters on the Production of Cyclodextrin Using Cyclodextrin Glucanotransferase From <i>Bacillus licheniformis</i> Open
View article: Enzymatic hydrolysis of lignocellulosic biomass from pineapple leaves by using endo-1,4-xylanase: Effect of pH, temperature, enzyme loading and reaction time
Enzymatic hydrolysis of lignocellulosic biomass from pineapple leaves by using endo-1,4-xylanase: Effect of pH, temperature, enzyme loading and reaction time Open
Pineapple leaves; is one of lignocellulosic materials that composed of about 80% of carbohydrate containing lignin, cellulose and hemicellulose This waste still retains a considerable amount of soluble sugars that can be transformed into v…
View article: EFFECT OF IMMOBILIZATION PARAMETERS ON THE IMMOBILIZATION OF CYCLODEXTRIN GLUCANOTRANFERASE ON HOLLOW FIBER MEMBRANE
EFFECT OF IMMOBILIZATION PARAMETERS ON THE IMMOBILIZATION OF CYCLODEXTRIN GLUCANOTRANFERASE ON HOLLOW FIBER MEMBRANE Open
Cyclodextrin (CD) is a non-reducing maltooligosaccharides which able to form inclusion complexes with many hydrophobic molecules, changing their physical and chemical properties. With these properties, CD has been discovered to have numero…
View article: Numerical Simulation on the Flame Propagation in Duct-Vented Gas Explosion: The Effect of Duct Length on the Secondary Explosion
Numerical Simulation on the Flame Propagation in Duct-Vented Gas Explosion: The Effect of Duct Length on the Secondary Explosion Open
Duct venting is the most recognized explosion protection technique used in the industry. However, the key problem with this technique is the appropriate design of the duct size for an effective release material to prevent the secondary exp…
View article: Biogas flame propagation in the interconnected pipe: The effect of biogas/air mixture concentration
Biogas flame propagation in the interconnected pipe: The effect of biogas/air mixture concentration Open
Flame propagation in the interconnected pipe with various size has a potential to initiate an explosion hazard. Thus in this study, the biogas/air flame propagation was investigated in the interconnected pipe. The experiment was conducted …
View article: Immobilization of cyclodextrin glucanotransferase on hollow fiber membrane: optimization of the immobilization parameters by response surface methodology
Immobilization of cyclodextrin glucanotransferase on hollow fiber membrane: optimization of the immobilization parameters by response surface methodology Open
Cyclodextrin glucanotransferase (CGTase) is a multifunctional industrial enzyme which undergoes cyclization reaction to converts starch into cyclodextrin. Due to their potential properties, cyclodextrin has been discovered to have numerous…
View article: NUMERICAL SIMULATION ON THE EFFECT OF CONCENTRATION ON PREMIXED CH4/CO2/AIR EXPLOSION CHARACTERISTICS
NUMERICAL SIMULATION ON THE EFFECT OF CONCENTRATION ON PREMIXED CH4/CO2/AIR EXPLOSION CHARACTERISTICS Open
In this study, a numerical simulation on the premixed CH4/CO2/Air (methane/carbon dioxide/air) mixture explosion characteristics was conducted by using the Flame Acceleration Simulator (FLACs) software. The domain used in the 20 L spherica…
View article: Comparative Evaluation of Protease Extraction from Leaves of <i>Syzygium polyanthum</i>
Comparative Evaluation of Protease Extraction from Leaves of <i>Syzygium polyanthum</i> Open
In this study, the comparison of four extraction methods for protease from the leaves of Syzygium polyanthum was evaluated. The methods include sodium phosphate buffer, 1-methyl-8-oxyquinolinium betaine (QB) solvent based extraction, hydro…
View article: Analysis on the performance of hot water extraction and alkaline extraction for sodium hydroxide-assisted steam exploded empty fruit bunch at pilot scale
Analysis on the performance of hot water extraction and alkaline extraction for sodium hydroxide-assisted steam exploded empty fruit bunch at pilot scale Open
Empty fruit bunches (EFB) contribute the most to the biomass waste produced from palm oil industries. Biomass waste is made up of cellulose, hemicellulose, and lignin. By having high cellulose content, it has great potential for cellulose …
View article: Co-composting landfill leachate with sugarcane bagasse for biofertilizer production
Co-composting landfill leachate with sugarcane bagasse for biofertilizer production Open
Landfill leachate is generally characterized by extremely high concentrations of biochemical oxygen demand (BOD), chemical oxygen demand (COD), ammoniacal-nitrogen, and heavy metals. However, it is also a source of nutrients, which consist…
View article: Vermicomposting of landfill leachate using earthworms for biofertilizer production
Vermicomposting of landfill leachate using earthworms for biofertilizer production Open
The accumulation of waste in landfill site is mainly due to increased urbanization and industrialization. The leachate produced beneath the landfills led to critical environmental issue. The objective of this study was to determine the eff…
View article: Development and characterization of semi-refined carrageenan (SRC) films from <i>Eucheuma cottonii</i> incorporated with glycerol and α-tocopherol for active food packaging application
Development and characterization of semi-refined carrageenan (SRC) films from <i>Eucheuma cottonii</i> incorporated with glycerol and α-tocopherol for active food packaging application Open
This works focuses on the development of biodegradable active films packaging using all natural compounds with the aim of contributing sustainable film not only by reducing the plastic waste to environment but also as a potential substitut…
View article: Isolation and Characterization of Bacteria from Earthworms’ Intestines
Isolation and Characterization of Bacteria from Earthworms’ Intestines Open
Vermicomposting; breaking down of organic material by earthworms that feed on wastes and converts them to soil-like mass and liquid, is an alternative to reduce waste into the environment. Nitrogen fixing and Phosphorus solubilizing bacter…