Browsing School of Bioprocess Engineering (Articles) by Issue Date
Now showing items 21-40 of 100
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Economic benefit from the optimization of citric acid production from rice straw through Plackett-Burman design and central composite design
(TÜBİTAK., 2012)An economic study was carried out to show the benefits of optimization during the production of citric acid from rice straw as a substrate by solid-state fermentation (SSF) using Aspergillus niger. The optimization ... -
Mineralization of diazo dye (Reactive Black 5) in wastewater using recirculated up-flow constructed wetland reactor
(Desalination Publications, 2012)Application of a sequential anaerobic and aerobic process in a constructed wetland can enhance the treatment performance of textile wastewater. In this study, two laboratory-scale recirculated up-flow constructed wetland ... -
Leaf water status, proline content, lipid peroxidation and accumulation of hydrogen peroxide in salinized Chinese kale (Brassica alboglabra)
(WFL Publisher Ltd., 2012)In responding to stress, plant cells may secrete compatible compounds and at the time demonstrate an increase in others which would reflect the status of reactive oxygen species (ROS) scavenging capacity of plants under ... -
Screening of significant media components for production of bioprotein from coconut dregs using statistical approach
(Universiti Putra Malaysia (UPM)Faculty of Food Science & Technology, 2012)The production of bioprotein by coconut dregs is found to be a novel and cheaper carbon source. Media optimization for bioprotein production from coconut dregs through solid state fermentation has been developed as a one ... -
Aspergillus terreus Unimap AA-1: A newly isolated extracellular glucose oxidase-producing strain
(IDOSI Publications, 2012)Glucose oxidase (GOx) has found wide range of industrial applications. Commercial GOx are produced from Aspergillus niger and selected strains of Penicllium species, however, these strains are associated with some ... -
Optimization of Protein Content in Earthworm-based Fish Feed Formulation for Catfish (Clarius gariepinus)
(Universiti Kebangsaan Malaysia, 2012)Pengoptimuman kandungan protein dalam formulasi makanan ikan berasaskan cacing tanah dikaji. Reka bentuk Faktorial Penuh dan Reka bentuk Komposit Berpusat telah digunakan untuk analisis dalam kajian ini bagi mengenal pasti ... -
Utilization of agricultural by-products for alpha-amylase production under solid state fermentation by Bacillus subtilis
(Chulalongkorn University, Faculty of Engineering, 2012)The production of alpha-amylase by Bacillus subtilis was investigated under different cultivation conditions on two different solid substrates as the support, i.e. oil palm empty fruit bunch (OPEFB) fibers and ... -
Effect of steam pretreatment on oil palm empty fruit bunch for the production of sugars
(Elsevier Ltd., 2012-01)Lignocellulose into fuel ethanol is the most feasible conversion route strategy in terms of sustainability. Oil palm empty fruit bunch (EFB) generated from palm oil production is a huge source of cellulosic material and ... -
Smart prolong fuzzy wireless sensor-actor network for agricultural application
(Institute of Information Science, 2012-03)The advances in pervasive communication, sensing and computing of wireless sensor networks technologies are leading to the emergence of wireless sensor-actor networks. The spreading merit of WSAN has led to increasing ... -
Antioxidant activity and phenolic content of different parts of Orthosiphon stamineus grown under different light intensities
(Forest Research Institute Malaysia, 2012-04)Orthosiphon stamineus is an important medicinal plant in South-East Asia. Although already widely cultivated, the influence of growing conditions, especially light intensity, on the antioxidant property of O. stamineus is ... -
Surface tension of viscous biopolymer solutions measured using the du Nouy ring method and the drop weight methods
(Springer-Verlag, 2012-08)The discrepancy of the existing literature data on the surface tension values of biopolymer solutions could be affected by the measurement technique. The aim of the study was to compare the surface tension values of ... -
RO concentrate treatment by a hybrid system consisting of a pellet reactor and electrodialysis
(Elsevier Ltd., 2012-09)This paper investigates the feasibility of a hybrid system consisting of a pellet reactor and electrodialysis (ED) to treat reverse osmosis (RO) concentrates in which the pellet reactor was used to remove the scaling ... -
Optimization of protein content in earthworm-based fish feed formulation for catfish (Clarius gariepinus)
(Penerbit Universiti Kebangsaan Malaysia (UKM)Fakulti Sains dan Teknologi, 2012-09)The optimization of protein content in earthworm-based fish feed formulation was investigated in the study. Full factorial design (FFD) and central composite design (CCD) were used as a statistical tool to screen the range ... -
Optimization of complex fermentation media for glucose oxidase production using statistical approach
(Asian Network for Scientific Information (ANSINET), 2013)Production cost of enzyme is largely determined by the type of the strain and raw material used to propagate the strain. Hence, selection of the strain and raw materials is crucial in enzyme production. For Glucose oxidase ... -
Cure characteristics and hardness of recycled latex catheter (LCr) filled with Standard Malaysia Rubber (SMR L) compounds
(Trans Tech Publications, 2013)The effect of cure characteristics and hardness of LCr filled SMR L compound were investigated. The size of LCr were 20 - 25 mm in range. Six compounds; 0, 5, 15, 2 5, 35 and 5 0 per hundred rubber (phr) of LCr were prepared ... -
Physical and morphological properties of styrene butadiene rubber/recycled chloroprene rubber (SBR/CRr) blends
(Trans Tech Publications, 2013)The effects of physical and morphological properties of styrene butadiene rubber/virgin chloroprene rubber blends (SBR/CRv) and styrene butadiene rubber/recycled chloroprene rubber blends (SBR/CRr) were investigated. Both ... -
Effect of cobalt stearate on outdoor exposure of LLDPE/soy spent powder blends
(Trans Tech Publications, 2013)In this study, the degradability of low linear density polyethylene (LLDPE) and soy spent powder blends under outdoor exposure of Malaysia. Cobalt stearate was used as a pro-oxidant. The degradation of the blends was ... -
Determination of flavonoids in Citrus grandis (Pomelo) peels and their inhibition activity on lipid peroxidation in fish tissue
(Faculty of Food Science & Technology, UPM., 2013)The peels of pomelo contribute 30% of the fruit weight and yet it has been dump without recognizing the possible nutritional value of the peels. Study has been carried out to identify flavonoid content of the peels and ... -
Corn cob filled chitosan biocomposite films
(Trans Tech Publications, 2013)Recently, there has been renews interest in chitosan as materials in producing of biocomposite films. The chitosan (CS)/corn cob (CC) biocomposite films were prepared by solvent casting method. The effect of CC content on ... -
Characterizations on the effect of processing of polymers blend with petroleum coke (part I)
(Trans Tech Publications, 2013)Global demand for plastics has grown significantly over the past decades, and will continue to expand with rising income levels in emerging economies; a number of approaches have been used to recycle polymer waste. While ...