EXTRACTION OF ANTHOCYANNIN FROM MUMBERY FRUITS: PROCESS OPTIMIZATION USING RESPONSE SURFACE METHODOLOGY (RSM)
Comparison of Methods for the Extraction of Bioflocculants from Activated Sludge
... an effort to develop an effective extraction method for bioflocculants from the microbial cell surface Materials and Methods Activated sludge samples Activated sludge samples were collected from ... was the most effective extraction method for activated sludge However, cell disruption is not effective for the isolation of bioflocculants Thus, NaOH extraction was the most effective method for ... polymer extraction methods (steaming extraction, NaOH extraction, SDS extraction, and washing extraction) were compared to develop an effective extraction method for bioflocculants from activated sludge...
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Extraction of anthocyanins from industrial purple fleshed sweetpotatoes and
... anthocyanin and phenolic concentrations during anthocyanin extraction from purple- fleshed ISPs In addition, the effect of initial extraction conditions on the production of fermentable sugars from purple- fleshed ... Samples 3.1 Extraction of anthocyanins and subsequent hydrolysis of ISP residues The analysis of variance (ANOVA) for the main and interaction effects of solvent type, extraction temperature and solid ... (Delgado-Vargas and Paredes-Lopez, 2003; Kong et al., 2003) Research on extracting anthocyanins from fruits and vegetables including purple- fleshed sweetpotato powder, purple corn, red and black currants, and...
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High efficient column chromatographic extraction of curcumin from curcuma longa
... different columns from low to high contents of curcumin The cyclic chromatographic extraction reduced extensively the volumes of the solvent and the final extraction solution with high extraction ... Natural Science Fund (10151063101000002) References Fig Column- chromatographic extraction of curcumin from turmeric A: Extraction of curcumin from turmeric through the CCE method with 80% ethanol, ... spectrum are bisdemethoxycurcumin, demethoxycurcumin and curcumin, respectively B: Extraction of curcumin from turmeric with different concentrations of ethanol C: Absorbance of the solvent by turmeric...
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Báo cáo nghiên cứu khoa học: "MICROWAVE-ASSISTED EXTRACTION OF POLYPHENOLS FROM FRESH TEA SHOOT" pps
... green tea (humility usually from to %) 3.1.3.Effect of radiation time on the extraction of polyphenols Polyphenols concentration in the extracts was rapidly increased in the first minutes of extraction ... Microwave-assisted extraction of tea polyphenols and tea caffeine from green tea leaves, Chemical engineering and processing 42, 129 – 133, 2003 [9] Carmen W Huie, A review of modern sample-preparation ... yield of MAE method 3.1.5 Comparison of the results of extraction with MAE and other methods Other extraction procedures (conventional heating reflux extraction method, ultrasoundassisted extraction...
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Chlorine free extraction of cellulose from rice husk and whisker isolation
... silicon carbide whiskers from RH (Sujiroti & Leangsuwan, 2003) and of cellulose whiskers from rice straws (Orts et al., 2005) So, the fractionation of lignocellulosic materials of rice husks into ... 2009) and coconut husks (Rosa et al., 2010) As far as we know, the isolation of cellulose whiskers from rice husk sources has not been yet described in the literature but only the isolation of silicon ... exciting way to increase the understanding of rice husk cellulose thermal properties The effects of temperature on amorphous and crystalline regions of rice husk cellulose were studied by MDSC S.M.L...
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Membrane protected micro solid phase extraction of pharmaceuticals from environmental water samples
... Liquid-liquid extraction LOD Limit of detection LOQ Limit of quantification muSPE Micro solid phase extraction using mixed matrix membrane μ-SPE Membrane bag micro solid phase extraction MPME Membrane protected ... Membrane- assisted micro- solid phase extraction (μ-SPE) is a recently introduced sample preparation technique that integrates microextraction paradigms and membrane microfiltration with solid phase extraction ... METHODS OF PREPARING ENVIRONMENTAL WATER SAMPLES FOR PAI ANALYSIS Solid phase extraction (SPE) using Oasis HLB® sorbents remains the conventional strategy of preparing environmental water samples...
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Extraction of text from images and videos
... challenges of scene text and video text are listed in Table 2.1 While the majority of the challenges are common to both scene text and video text, some of them are applicable to only one type of text ... text extraction in images and videos We formally define the problem and the scope of study in the next section 1.1 Problem Description and Scope of Study Given an image or a video, the goal of text ... addresses the problem of text extraction in natural scene images and in videos, which typically consists of text localization, tracking, enhancement, binarization and recognition Text localization,...
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Extraction of features from fundus images for glaucoma assessment
... disease Currently, there are three methods for detecting glaucoma: assessment of abnormal visual field, assessment of intraocular pressure (IOP) and assessment of optic nerve damage Visual field testing ... An example of color fundus image 2.1 Histogram of a bimodal image 2.2 Gradient vector flow [22] Left: deformation of snake with GVF forces Middle: GVF external forces Right: ... various ocular diseases, including glaucoma In this work, we will present a system to diagnose glaucoma from fundus images Figure 1.1: An example of color fundus image Chapter Introduction 1.2...
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Removal of arsenic from synthetic groundwater by adsorption using the combination of laterite and ironmodified activated carbon
... removal of arsenic from synthetic groundwater using sequential combination of LA and AC-Fe as adsorbents The effect of LA/AC-Fe ratio, flow rate, initial arsenic concentration and pH to the breakthrough ... (70%AsIII&30%AsV) CONCLUSION The removal of arsenic from synthetic groundwater by adsorption using LA and AC-Fe was investigated in this study Langmuir, Langmuir-Freundlich isotherms and pseudosecond order ... AC, LA, and AC-Fe and Figure illustrates the comparison of LA-AC and LA-AC-Fe These figures indicated that the combination of LA and AC-Fe is the most feasible - 50 - Journal of Water and Environment...
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Removal of arsenic from simulated groundwater by adsorption using iron-modified rice husk carbon
... adsorbent - iron-modified rice husk carbon (RH-Fe)which was prepared from an available, cheap source of carbon (rice husk carbon) and the most effective agent (iron) for the removal of both As[III] ... very few studies on iron-modified rice husk carbon as adsorbent for the removal of arsenic from drinking water, although there are many research papers on arsenic removal using iron-based adsorbent ... adsorbents are used Studies on the removal of arsenic from groundwater using rice husk (an agricultural waste which is a byproduct in rice milling) have been carried out by some researchers Amin et...
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báo cáo hóa học:" Recombinant bromelain production in Escherichia coli: Process optimization in shake flask culture by Response Surface Methodology" pptx
... Recombinant bromelain production in Escherichia coli: Process optimization in shake flask culture by Response Surface Methodology Bala Muntaria,b , Azura ... be inferred from Fig that the concentration of the inducer had a strong effect on the specific activity of recombinant bromelain An increase in recombinant bromelain production was seen by increasing ... conditions for better production of recombinant bromelain in shake flask culture Keywords - bromelain; Escherichia coli BL21-AI; face centered central composite design; induction Introduction The...
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Báo cáo y học: " Expression of Nef from unintegrated HIV-1 DNA downregulates cell surface CXCR4 and CCR5 on T-lymphocytes" docx
... cytometry for cell surface expression of CD4, CXCR4 and CCR5 (Figure 2) Potent downregulation of CD4 by Nef was shown to occur, with cell surface levels being only ≈5% of those seen with Δ -nef ... Integration competent virus downregulates cell surface CXCR4, CCR5 and CD4 expression in the presence of inhibitory concentrations of raltegravir Figure Nef mediated downregulation of CXCR4, CCR5 and ... derived from unintegrated DNA can also downregulate cell surface CXCR4 and CCR5 Results Nef is expressed from unintegrated DNA We first sought to confirm that we could identify the expression of Nef...
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Design optimization of permanent magnet synchronous motors using response surface analysis and genetic algorithm
... The development of Permanent Magnet Machines 1.1.2 Features of permanent magnet motors Permanent magnet synchronous motors iii 1.2.1 Structures and operating principles ... with the analysis and design of buried type Interior Permanent Magnet Synchronous Motors (IPMSM) The objective is to develop a design optimization procedure for this type of motors that is more ... List of Figures 1.1 Magnetic characteristics of the main class of permanent magnets [2] 1.2 Evolution of the magnetic material during the 20th century [2] 1.3 Partial demagnetization of a permanent...
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Từ khóa: extraction of dna from paleofecesextraction of piperine from black pepperextraction of vanillin from store bought vanilla extractextraction of eugenol from store bought clovesextraction of myristicin from store bought nutmegextraction of myristicin from nutmeg butterextraction of caffeine from tea leavesextraction of apiole from parsley seedsextraction of apiole from oil of parsleyextraction of safrole from sassafras oilextraction of dna from dried blood in the diagnosis of congenital cmv infectionstudies on the reverse micellar extraction of peroxidase from cruciferae vegetables of the bajio region of méxicoextraction of lipids from foods and biological materialsextraction of oil from oilseedsfat wheat bran and salt effects on cooking properties of meat patties studied by response surface methodologyNghiên cứu sự hình thành lớp bảo vệ và khả năng chống ăn mòn của thép bền thời tiết trong điều kiện khí hậu nhiệt đới việt namđề thi thử THPTQG 2019 toán THPT chuyên thái bình lần 2 có lời giảiGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitNGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWAN SLIDEPhối hợp giữa phòng văn hóa và thông tin với phòng giáo dục và đào tạo trong việc tuyên truyền, giáo dục, vận động xây dựng nông thôn mới huyện thanh thủy, tỉnh phú thọTrả hồ sơ điều tra bổ sung đối với các tội xâm phạm sở hữu có tính chất chiếm đoạt theo pháp luật Tố tụng hình sự Việt Nam từ thực tiễn thành phố Hồ Chí Minh (Luận văn thạc sĩ)Phát hiện xâm nhập dựa trên thuật toán k meansNghiên cứu về mô hình thống kê học sâu và ứng dụng trong nhận dạng chữ viết tay hạn chếĐịnh tội danh từ thực tiễn huyện Cần Giuộc, tỉnh Long An (Luận văn thạc sĩ)Chuong 2 nhận dạng rui roKiểm sát việc giải quyết tố giác, tin báo về tội phạm và kiến nghị khởi tố theo pháp luật tố tụng hình sự Việt Nam từ thực tiễn tỉnh Bình Định (Luận văn thạc sĩ)BT Tieng anh 6 UNIT 2Tăng trưởng tín dụng hộ sản xuất nông nghiệp tại Ngân hàng Nông nghiệp và Phát triển nông thôn Việt Nam chi nhánh tỉnh Bắc Giang (Luận văn thạc sĩ)Giáo án Sinh học 11 bài 15: Tiêu hóa ở động vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtChiến lược marketing tại ngân hàng Agribank chi nhánh Sài Gòn từ 2013-2015QUẢN LÝ VÀ TÁI CHẾ NHỰA Ở HOA KỲ