Báo cáo khoa học: "The growth of spruce (Picea abies (L) Karst) in the Krkonoše-(Giant) Mountains as indicated by ring width and wood density" docx
Báo cáo khoa học: "The growth of spruce (Picea abies (L) Karst) in the Krkonoše-(Giant) Mountains as indicated by ring width and wood density" docx
... Original article The growth of spruce (Picea abies (L) Karst) in the Krkonoše-(Giant) Mountains as indicated by ring width and wood densityC SanderD EcksteinJ ... reveal any grouping of the sites,slope chronologies for tree -ring width and latewood density were built. In table I, the statistics of both the ring width and the den-sity ... summarized.Tree -ring width The mean ring width of all trees investigatedwas 1.42 mm on the southern slope and 1.57 mm on the northern slope. Up to the 1960s, the trees on...
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Tài liệu Báo cáo khoa học: High activity of human butyrylcholinesterase at low pH in the presence of excess butyrylthiocholine pptx
... form of BuChE, as indicated. In each panel, the solidcircles indicate the measured kcatvalues, the solid squares indicate the measured bkcatvalues, and the lines are the result of fitting the ... form of BuChE, as indicated. In each panel, the solid circlesindicate the measured kcatvalues, the solid squares indicate the measured bkcatvalues, and the lines are the result of fitting the ... carboxylate (aspartate in chymotrypsin, glutamate in cholinesterases) of the cata-lytic triad. Compression of the His-Asp/Glu diad causes the basicity of the histidine to increase, so that it...
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Báo cáo khoa học: Functional role of Bb-chain N-terminal fragment in the fibrin polymerization process pdf
... in the N-terminal region of the Aa-chain by the splitting off of fibrinopeptide A[6]. Site ‘a’ is formed by amino acid residues cGln329,cAsp330, cHis340 and cAsp364, situated in the cC-domain ... Medved L (2002) Interaction of fibrin(ogen) with the endothelial cell receptorVE-cadherin: mapping of the receptor-binding site in the NH2-terminal portions of the fibrin beta chains.Biochemistry ... calculation of the angle of the tangent to the tur-bidity increase curve at the point of maximum steepness; and Dh, final turbidity of fibrin clots. Polymerization of fibrin desAA and desAABB was studied...
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Tài liệu Báo cáo khoa học: Down-regulation of heme oxygenase-2 is associated with the increased expression of heme oxygenase-1 in human cell lines docx
... profiles of HO-1 and HO-2 in eight human cell lines by northern and western blot analyses (Fig. 1A,B). Expression of HO-1mRNA was detected in five of these cell lines, buthardly at all in the other ... short interfering RNA (siRNA) in human cells. BothHO-2 mRNA and protein are expressed in the eight human cancer celllines examined, and HO-1 expression is detectable in five of the cell lines,including ... protein. In contrast, the scrambledHO-2 siRNA did not affect the expression of HO-1 and HO-2 mRNAs and proteins in HeLa and HepG2cells (Fig. 5). Thus, the induction of HO-1 is due to the selective...
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Tài liệu Báo cáo khoa học: Coordination chemistry of iron(III)±porphyrin±antibody complexes In¯uence on the peroxidase activity of the axial coordination of an imidazole on the iron atom ppt
... (Table 1). The bind-ing of the ®rst CN±ligand to the iron was thus more easy in the hydrophobic binding pocket of the antibody than the binding of the second one, most probably because of the steric ... wasbound to the iron, the steric hindrance due to the substituentcould be balanced by a distortion of the porphyrin ring and a shift of the iron atom outside the plane of the porphyrin.Binding of imidazole ... threepyrrole rings packed tightly against r esidues of the VHdomain and two pyrrole rings packed against tyrosineresidues of the VLdomain.Binding of imidazoles to the iron(III) of Fe(ToCPP)and...
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Báo cáo khoa học: New application of firefly luciferase ) it can catalyze the enantioselective thioester formation of 2-arylpropanoic acid docx
... catalyzed by LUC-H was examined to obtain the detailed reaction information. The efficiency of thioest-er formation was calculated from the peak areas of the remaining acid and flurbiprofen as an internal ... yield of recovered acid. Yield of the recovered acid wasdetermined by the reversed phase HPLC analysis in the presence of flurbiprofen as an internal standard. ee of the recovered acid wasdetermined ... presence of ATP, CoASH and Mg2+. The ee of the recovered acid was determined by chiral phase HPLCanalysis; the ee of the thioester was determined by chiral phase HPLC analysis after the hydrolysis...
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Báo cáo khoa học: Functional characterization of front-end desaturases from trypanosomatids depicts the first polyunsaturated fatty acid biosynthetic pathway from a parasitic protozoan ppt
... fatal diseases, including African sleepingsickness, Chagas disease and leishmaniasis. The drugsused in the treatment of trypanosomiasis and leish-maniasis are toxic, and in some cases have ... gracilisD8 desaturase and the nematode desaturases. The remaining desaturases in this branch form two othergroups; one containing vertebrate desaturases and the other formed by desaturases from higher ... retained a chloroplast as the only remnant of the alga, whereas kinetoplastidancestors have lost the chloroplast, and retained onlynuclear and chloroplast genes that were transferred tothe...
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Báo cáo khoa học: Detailed structure of lipid A isolated from lipopolysaccharide from the marine proteobacterium Marinomonas vaga ATCC 27119T pot
... of GlcN,phosphorus and fatty acids in the amounts shown in Table 1 , was obtained. The absolute configu ration of GlcN was shown to beD. No free amino groups weredetected with ninhydrin, indicating ... amount of pentadecanoic acid was added to the lipid A as internal standard. The position of the doublelinkage in the unsaturated acid was d etermined b y GLC/MS of its p yrrolidide d erivative ... the H2-H6 protons of the reducing and nonreducing glucosamine residues were assigned using 2DCOSY and TOCSY spectra (Table 2 ). The signals of H2 and H2¢ appeared at 4.14 and 3.62 p .p.m., respectively,confirming...
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Báo cáo khoa học: "AN APPLICATION OF AUTOfIATED LANGUAGE UNDERSTANDI;IG TECHNIQUES TO THE GENERATION OF DATA BASE ELEMENTS" potx
... conceptualization of the domain, i.e., his view of what that class of entities involves. In the domains under investigation there are templates for classes of objects (aircraft, missiles), classes of events ... to the specification of templates and the algorithms for in- stantiating them. For ease of implementation, the compiler for the subset of Prolog utilized in this application was written in ... to find fillers for the descriptor slots of the temp]ate in question, and a third argument which re- presents the output of the procedure, i.e., the in- stantiated slots. The body of the...
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Báo cáo khoa học: A novel gene, fad49, plays a crucial role in the immediate early stage of adipocyte differentiation via involvement in mitotic clonal expansion docx
... SH3domain in the same protein, and that this intramolecu-lar interaction suppresses the lipid-binding activity of the PX domain in the resting state; phosphorylation of p47phoxreleases the binding, ... PXdomain to phosphoinositides might be regulated by the interaction between the PX domain and the third SH3domain, as in p47phox, although whether the interaction of the PX domain with the third ... SH3 domains and a PX domain, binds to PI(3,4)P2[24,27], and the PXdomain of C2 containing Ptdlns kinase (CPK) class of PI 3-kinase selectively binds to PI(4,5)P2[32]. Moreover, the conserved...
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Từ khóa: Nghiên cứu tổ hợp chất chỉ điểm sinh học vWF, VCAM 1, MCP 1, d dimer trong chẩn đoán và tiên lượng nhồi máu não cấpđề thi thử THPTQG 2019 toán THPT chuyên thái bình lần 2 có lời giảiBiện pháp quản lý hoạt động dạy hát xoan trong trường trung học cơ sở huyện lâm thao, phú thọGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitĐỒ ÁN NGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWANĐỒ ÁN NGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWANQuản lý hoạt động học tập của học sinh theo hướng phát triển kỹ năng học tập hợp tác tại các trường phổ thông dân tộc bán trú huyện ba chẽ, tỉnh quảng ninhPhát triển mạng lưới kinh doanh nước sạch tại công ty TNHH một thành viên kinh doanh nước sạch quảng ninhPhát triển du lịch bền vững trên cơ sở bảo vệ môi trường tự nhiên vịnh hạ longPhát hiện xâm nhập dựa trên thuật toán k meansNghiên cứu tổng hợp các oxit hỗn hợp kích thƣớc nanomet ce 0 75 zr0 25o2 , ce 0 5 zr0 5o2 và khảo sát hoạt tính quang xúc tác của chúngThiết kế và chế tạo mô hình biến tần (inverter) cho máy điều hòa không khíSở hữu ruộng đất và kinh tế nông nghiệp châu ôn (lạng sơn) nửa đầu thế kỷ XIXGiáo án Sinh học 11 bài 15: Tiêu hóa ở động vậtNguyên tắc phân hóa trách nhiệm hình sự đối với người dưới 18 tuổi phạm tội trong pháp luật hình sự Việt Nam (Luận văn thạc sĩ)Giáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtBÀI HOÀN CHỈNH TỔNG QUAN VỀ MẠNG XÃ HỘIĐổi mới quản lý tài chính trong hoạt động khoa học xã hội trường hợp viện hàn lâm khoa học xã hội việt namMÔN TRUYỀN THÔNG MARKETING TÍCH HỢPTÁI CHẾ NHỰA VÀ QUẢN LÝ CHẤT THẢI Ở HOA KỲ