titration of oxalic acid against potassium permanganate
Báo cáo khoa học: Interaction of gymnemic acid with cyclodextrins analyzed by isothermal titration calorimetry, NMR and dynamic light scattering doc
... presence of 2.0 mM a-CD, b-CD, and c-CD. (B) The concentration dependence of c-CD on NMR spectra of 2.0 mM GA. The ratios of c-CD to GAare indicated.Y. Izutani et al. Interaction of gymnemic acid ... equimolar concentration of c-CD. Relative frequency of molecule number was shown against the logarithm of molecule diameter.Interaction of gymnemic acid with cyclodextrins Y. Izutani et al.6158 ... School of Agriculture, Kyoto Prefectural University, Japan2 Department of Applied Biology, Kyoto Institute of Technology, Japan3 Faculty of Medicine, Tottori University, Yonago, JapanGymnemic acid...
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Báo cáo y học: "A comparative analysis of antibody repertoire against Staphylococcus aureus antigens in Patients with Deep-Seated versus Superficial staphylococcal Infections"
... assay of Abs against teichoic acid to 72% for assays of antibody to peptidoglycan and α-toxin. The specificity of assays for antibody to cell wall antigens (peptidoglycan and teichoic acid) ... basis of their immunoblot profile against total S. aureus cell lysate as well as their serum IgG response to cell wall antigens peptidoglycan and teichoic acid. Whether the presence of antibodies ... quantities of protein utilizing the principle of protein-dye binding. Anal Biochem 1976, 72:248-254. 17. Laemmli UK. Cleavage of structural proteins during the assembly of the head of bacteriophage...
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ứng dụng chất kích kháng CuCl2 và Oxalic Acid
... 2.7: Hiệu quả kích kháng của oxalic acid lên tỉ lệ diện tích vết bệnh trên lá (%) ở các thời điểm 40, 50 và 60 NSKS 42 Hình 2.8: Hiệu quả kích kháng của oxalic acid lên tỉ lệ bệnh thối cổ bông ... 2.13: Hiệu quả kích kháng của oxalic acid lên tỉ lệ diện tích vết bệnh trên lá (%) ở các thời điểm 40, 50 và 60 NSKS 50 Hình 2.14: Hiệu quả kích kháng của oxalic acid lên tỉ lệ bệnh thối cổ bông ... 2001) và mô học (Huỳnh Minh Châu và ctv,2001). 6. Đặc tính oxalic acid và tác động của nó đối với cây trồng Tên hóa học: OXALIC ACID Công thửc hóa học: Thường tồn tại ở dạng ngm 2 phõn t...
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Tài liệu Báo cáo khoa học: Multi-targeted activity of maslinic acid as an antimalarial natural compound pdf
... dinitrobenzoic acid (10 mm3,5-dinitrobenzoic acid in 0.4 m Tris ⁄ HCl, pH 8.0), 10 l Lofparasite protein extract or 10 lL of PLA2 bee venom sup-plied by the kit as positive control, and 5 lL of the ... mixing 100 l L of 100 l mZnSO4.H2O, 200 lL of 0.3 m Na2CO3pH 10, 10 lL of com-pound (MA or EDTA as control) and 6 lL of EriochromeBlack T (5 mgặmL)1in ethanol, pH 10). The pH of the Erio-chrome ... theprocessing of apicoplast protein leader sequence.Inhibition of any of these activities could contribute toMA interference in the maturation of the parasite.Polypharmacology of MAThe observed...
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Tài liệu THE ROLES OF AMINO ACID CHELATES IN ANIMAL NUTRITION pdf
... Cagliero6.ANASSESSMENT OF LONGTERMFEEDING OF AMINO ACID CHELATES 106RobertB.JeppsenSECTION 2CATTLE7. THEUSE OF AMINO ACID CHELATESTOENHANCETHE IMMUNE SYSTEM 117RobertT.Coffey8.THEUSE OF AMINO ACID ... animalsiscoming of age.Theadvantage of usingaminoacids tochelateessentialmineralsandrenderthemmorebiologicallyavailabletotheanimaloffersgreaterpossibilitiestoregulatetheamount of a ... ionsisdependentuponnumerousfactors,including the levels of the elements ingested,theage of the animal,Ph of theintestinalcontentsandenvironment, thestate of theanimalwith respect todeficiency oradequacy of the element,andthe...
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Tài liệu Báo cáo khoa học: The effect of small molecules in modulating the chaperone activity of aB-crystallin against ordered and disordered protein aggregation pdf
... amount of precipitation inthe presence of high concentrations of Arg-HClin the absence of the chaperone precluded analysis of the effect of this concentration on the protectiveability of aB-crystallin.Reduction-induced ... with a number of functionalgroups, including the aromatic side chains of someamino acids, through a stacking mechanism [42]. Theinteraction of arginine with aromatic amino acids of aB-crystallin ... chaperone activity of aB-crystallin[27], which was reported to occur via enhancement of the dynamics of subunit assembly [28]. However, todate there have been no reports of the effects of suchcompounds...
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Báo cáo khoa học: Identification of the structural determinant responsible for the phosphorylation of G-protein activated potassium channel 1 by cAMP-dependent protein kinase pdf
... phosphorylation of recombinant, truncated, GIRK1 by the catalytic subunit of PKA. In the lower panels, the mean values andstandard error of mean values of relative specific radioactivity of the different ... contribution of GIRK1 isoforms toPKA-mediated effects on heterooligomeric channels,with the aim of understanding in more detail thisimportant regulation concerning G-protein activation of K+channels.Experimental ... this distalpart is unique for GIRK1 among the Kir3.x isoforms.Further truncations of the C-terminus revealed a 49amino acid stretch (amino acids 362–411) that was themost prominent target for...
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Báo cáo khoa học: Spatio-temporal distribution of fatty acid-binding protein 6 (fabp6) gene transcripts in the developing and adult zebrafish (Danio rerio) pptx
... uptake of fattyacids across the plasma membrane and transport tovarious subcellular organelles, (b) modulation of theactivity of enzymes involved in fatty acid metabolism,(c) protection of enzymes ... membranes from thedetergent effects of excess fatty acids by sequesteringthem, and (d) modulation of cell growth and differenti-ation by transport of fatty acids to the nucleus wherethey activate ... molecular mass of 14 406 Da and an isoelectric point of 6.59. With the exception of some Fabp10s, whichhave an isoelectric point of 8.8–9.0, all other FABPshave isoelectric points of approximately...
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Báo cáo Y học: Molecular cloning and characterization of isomultiflorenol synthase, a new triterpene synthase from Luffa cylindrica, involved in biosynthesis of bryonolic acid ppt
... independent regulation of these two genes and of the accumulation of bryonolic acid and phytosterols. It is noteworthy that the changes in theirmRNA levels correlated with the accumulation of therespective ... Nucleotide and amino -acid sequenceswere analysed by Genetyx-Mac software (SoftwareDevelopment, Tokyo, Japan). This clone was designatedLcIMS1.Fig. 1. Pathways of bryonolic acid biosynthesisin ... contents of bryonolic acid and total sterols were calculated from the peak area of their trimethylsilylated products relative to that of theinternal standard. Sterol content was the total content of stigmasta-7,22-dien-3b-ol,...
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Báo cáo khoa học: Plant oxylipins: role of jasmonic acid during programmed cell death, defence and leaf senescence doc
... [34]. Bycontrast, fractions of the unsaturated membrane fatty acid a-linolenic acid and a-linoleic acid are convertedrandomly and nonenzymatically to a variety of prod-ucts when etiolated ... non-enzy-matic1O2-mediated peroxidation of polyunsaturatedfatty acids forms part of the EXECUTER1-dependentstress response program in the flu mutant of Arabidop-sis thaliana. Plant J 54, 236–248.35 ... inmany of these defence responses is jasmonic acid. It is the aim of this mini-review to summarize recent findings that highlight the role of jasmonic acid during programmed cell death, plant defence...
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Báo cáo khoa học: Mutational analyses of human eIF5A-1 – identification of amino acid residues critical for eIF5A activity and hypusine modification doc
... stopped by addition of 0.5 mL of ice-cold stopping solutions (0.3 mgặmL)1 of thymi-dine for DNA, 0.3 mgặmL)1 of uracil for RNA, and0.3 mgặmL)1 of cycloheximide plus 1 mgặmL)1 of leucine forprotein), ... to 30% of the initial rate of UBHY-R,whereas the rates of synthesis of DNA and RNA were70% and 60% of the initial values, respectively. Thesedata suggest that the primary effect of eIF5A ... Cancer Branch, National Institute of Dental and Craniofacial Research, National Institutes of Health, Bethesda, MD, USA2 Department of Biological Sciences, School of Pharmaceutical Sciences, Sa˜o...
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Báo cáo khoa học: cAMP increases mitochondrial cholesterol transport through the induction of arachidonic acid release inside this organelle in Leydig cells pdf
... regu-lation of cholesterol transport by arachidonic acid and the release of arachidonic acid in specialized compartment of the cells could offer novelmeans for understanding the regulation of steroid ... AA-CoAControlC)nietorpgm/gn(enoretsegorPbbb0.700.200.100.00)nietorpgm/gn(enoretsegorP0.85Arachidonic acid Arachidic acid Oleic acid AControl+ NDGA+ CHXNone22(R)OH-cholesterolFig. 3. Effect of fatty acids, CoA derivatives of fatty acids, BPB,NDGA and malonyl-CoA ... Podesta´Department of Biochemistry, School of Medicine, University of Buenos Aires, ArgentinaArachidonic acid (AA) is a fatty acid with 20 carbonsand four cis double bonds that are the source of itsflexibility...
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Báo cáo khoa học: Mechanism of mild acid hydrolysis of galactan polysaccharides with highly ordered disaccharide repeats leading to a complete series of exclusively odd-numbered oligosaccharides doc
... mechanism of acid hydrolysis of the3,6-anGal-containing galactans.Results and DiscussionIdentification of a complete series of odd-numbered oligosaccharides resulting frommild acid hydrolysis of ... [21].Hydrolysis of i-carrageenan was extended to 3 h. Small-scale (10 mg) hydrolysis of j-carrageenan was also carriedout with various organic acids, including TFA, oxalic acid, maleic acid, phthalic acid, ... fumaric acid, citric acid, formic acid, succinic acid, and acetic acid, at 60 °C for1.5 h. Reductive hydrolysis of j-carrageenan and agarosewas carried out on a large scale with addition of 0.2...
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Tìm thêm: xác định các mục tiêu của chương trình khảo sát các chuẩn giảng dạy tiếng nhật từ góc độ lí thuyết và thực tiễn khảo sát chương trình đào tạo của các đơn vị đào tạo tại nhật bản xác định thời lượng học về mặt lí thuyết và thực tế tiến hành xây dựng chương trình đào tạo dành cho đối tượng không chuyên ngữ tại việt nam điều tra đối với đối tượng giảng viên và đối tượng quản lí điều tra với đối tượng sinh viên học tiếng nhật không chuyên ngữ1 khảo sát thực tế giảng dạy tiếng nhật không chuyên ngữ tại việt nam khảo sát các chương trình đào tạo theo những bộ giáo trình tiêu biểu xác định mức độ đáp ứng về văn hoá và chuyên môn trong ct phát huy những thành tựu công nghệ mới nhất được áp dụng vào công tác dạy và học ngoại ngữ mở máy động cơ lồng sóc đặc tuyến hiệu suất h fi p2 đặc tuyến tốc độ rôto n fi p2 đặc tuyến dòng điện stato i1 fi p2 động cơ điện không đồng bộ một pha sự cần thiết phải đầu tư xây dựng nhà máy từ bảng 3 1 ta thấy ngoài hai thành phần chủ yếu và chiếm tỷ lệ cao nhất là tinh bột và cacbonhydrat trong hạt gạo tẻ còn chứa đường cellulose hemicellulose chỉ tiêu chất lượng theo chất lượng phẩm chất sản phẩm khô từ gạo của bộ y tế năm 2008 chỉ tiêu chất lượng 9 tr 25