Báo cáo khoa học: The A-subunit of surface-bound Shiga toxin stimulates clathrin-dependent uptake of the toxin ppt
Tài liệu Báo cáo khoa học: Hepatic stimulator substance mitigates hepatic cell injury through suppression of the mitochondrial permeability transition pdf
... minimal.Morphological evidence of the antiapoptoticeffect of HSSAs shown in Fig. 2A,B, the treatment of cells with50 lm CCCP induced profound changes in the nuclearmorphology of hepatoma cells, with ... decreasing the activity of caspase-3 in the three cell lines.Effect of HSS knockdown on CCCP-inducedapoptosisTo further elucidate the functional role of HSS inCCCP-induced apoptosis, the expression ... opening of the nonselective, highly conductive PTP in the mitochon-drial IM [39]. The exact molecular composition of the PTP remains unclear. When MPT occurs, MPcollapses, leading to the failure of...
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Tài liệu Báo cáo khoa học: Arabidopsis thaliana BTB⁄ POZ-MATH proteins interact with members of the ERF⁄AP2 transcription factor family ppt
... in the central cylinder of the root, but not in the lower parts of the hypocotyl (a). Rosette leaves werestained in the vascular tissue of the leaf blade, whereas the petiole and older parts of ... staining within the vascular tissue at the end of the leaf blade, whereas the basal parts close to the petiole remained almost unstained. We observed clearGUS expression in the primary root of 7-day-old ... leaves and in the anthers of dif-ferentiated flowers. We also detected meagre expres-sion along the root, with most obvious stainingpresent at the lateral root primordia and the base of the lateral...
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Tài liệu Báo cáo khóa học: Determination by electrospray mass spectrometry and 1H-NMR spectroscopy of primary structures of variously fucosylated neutral oligosaccharides based on the iso-lacto-N-octaose core doc
... Leadeterminant.As the C3aion is at m/z 690, this excludes the possibility of the other Fuc being at the Gal next to the subterminalGlcNAc. The position of the second Fuc 3-linked to the internal ... oligosac-charides are considered to play a part in the inhibition of bacterial adhesion to epithelial surfaces, as they are able tomimic the binding epitope of the epithelial receptor [8].Also, milk contains ... downfield from the Fuc IX H5 proton. ForTFiLNO, the same temperature would have resulted in totaloverlap of the H2O signal with the Fuc X and XI H5protons. Therefore the temperature of 27 °C was...
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Tài liệu Báo cáo khoa học: A novel coupled enzyme assay reveals an enzyme responsible for the deamination of a chemically unstable intermediate in the metabolic pathway of 4-amino-3-hydroxybenzoic acid inBordetellasp. strain 10d doc
... analysis, and the determination of released ammonia. The coupled enzymeassay revealed the mechanism of the deamination reactionand the subsequent metabolism, including the deaminationstep. The product ... time. The peak at 268 nm was assigned to2,5-pyridinedicarboxylic acid based on the wavelength [10].Purification and properties of the purified enzyme The activity of the enzyme present in the crude ... 2004present in cell extracts of succinate/glucose-grown cells;therefore, the s ynthesis of the e nzyme was indu cible. Table 1shows a summary of a typical enzyme purification. The enzyme was purified...
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Tài liệu Báo cáo khoa học: Phenol hydroxylase from Acinetobacter radioresistens S13 Isolation and characterization of the regulatory component docx
... 1. The 18 kDa proteinpresent in the elution pattern was identified as the PHIcomponent on the basis of its ability to complement the Fig. 1. SDS/PAGE of PHI at different steps of purification. The numbers ... equilibrium. As shown in the inset, the progressive decrease of the molecular ellipticity atk ¼ 200 nm (the absorption region of the peptide bond)reflects the occurrence of a transition between ... PHO (abc) protomer. The hypothesis of adirect PHI–phenol interaction is quite unlikely, because of the fact that the addition of phenol does not alter the emission spectrum of PHI. Moreover, PHI...
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Tài liệu Báo cáo khoa học: "STRING-TREE CORRESPONDENCE GRAMMAR: A DECLARATIVE GRAMMAR FORMALISM FOR DEFINING THE CORRESPONDENCE BETWEEN STRINGS OF TERMS AND TREE STRUCTURES" pdf
... ABSTRACT The paper introduces a grammar formalism for defining the set of sentences in a language, a set of labeled trees (not the derivation trees of the grammar) for the representation of the ... is the design of the multilevel structures, while the grammar formalism is the tool (notation) for expressing these multilevel structures, their related sentences, and the nature of the correspon- ... to the above, an STCG rule thus defines a correspondence between a set of strings of terms on one hand and a set of trees on the other (by means of a linear sequence of sets of trees). The...
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Báo cáo khoa học: A single EF-hand isolated from STIM1 forms dimer in the absence and presence of Ca2+ ppt
... oligomerization of STIM1occurs via the EF-SAM region. However, the refoldingprocess may not guarantee the natural conformation of the EF-SAM region. Furthermore, as both the EF-hand motif and the SAM ... ionsOne of the most important steps to fully understand the mechanism underlying the Ca2+-modulated func-tions of STIM1 is to investigate the site-specific Ca2+-binding properties of the EF-hand ... properties of CD2.STIM1.EF. (A) The enhancement of Tb3+luminescence at 545 nm plotted as a function of totaladded [Tb3+]. The inset shows the Ca2+competition curve. (B) The enhancement of fluorescence...
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Báo cáo khoa học: Caenorhabditis elegans metallothionein isoform specificity – metal binding abilities and the role of histidine in CeMT1 and CeMT2 potx
... apparentadditivity of the stoichiometries of the complexes ren-dered by the separate moieties of CeMT1 andCeMT2, the summation of their CD spectra did notgive rise in any case to spectra close to those of the entire ... for the native and recombi-nant Cd(II)–CeMT2 isoform [16,20]. The slight blue-shift of the spectrum of Cd6Zn1–CeMT1 in relation tothat of Cd6–CeMT2 is attributable to the influence of the ... synthesized in Cu-supplemented cul-tures provides enough information to confirm thathistidines are determinants of the presence of Zn(II),and therefore of the Zn- or Cu-thionein character of the...
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Báo cáo khoa học: A novel metallobridged bis(b-cyclodextrin)s fluorescent probe for the determination of glutathione doc
... which influences the flu-orescence intensity. Therefore, the influence of the vol-ume of buffer was measured. Because the volume of buffer added (1.00–3.00 mL) had little effect on the fluorescence ... fluorophores. The compound could be dis-solved in aqueous solution and showed high bindingability because of the two adjacent bis(b-CD)s.Because of the conformation of the linker of 1, the nitrogen ... analyticalsystem.Influence of pHBecause of the instability of CD and the amido bondat very low pH, the use of strongly acidic solution wasavoided [17]. Moreover, copper (II) will deposit inalkali solution. Thus the...
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Báo cáo khoa học: Vasoactive intestinal peptide and pituitary adenylate cyclase-activating polypeptide attenuate the cigarette smoke extract-induced apoptotic death of rat alveolar L2 cells ppt
... 2004Effect of VIP on the CSE-induced activation of caspase-3 The biochemical features of apoptosis include the activa-tion of one or more cysteine proteases of the caspasefamily. To examine the possible ... analysis of the saturation data [23]. The ability of VIP and PACAP27 toinhibit the specific binding of 125I-labeled VIP (0.03 nM)wasestimated from the IC50values (the molar concentrations of unlabeled ... wasadded to the cultures with or without stimulants, and the extent of cell death was assessed by measuring the activity of LDH released from the dead cells. The level of LDH activity in the culture...
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Từ khóa: Báo cáo thực tập tại nhà thuốc tại Thành phố Hồ Chí Minh năm 2018Báo cáo quy trình mua hàng CT CP Công Nghệ NPVNghiên 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 namNghiên cứu vật liệu biến hóa (metamaterials) hấp thụ sóng điện tử ở vùng tần số THzđề 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 carôtenôitNGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWAN SLIDEPhát triển mạng lưới kinh doanh nước sạch tại công ty TNHH một thành viên kinh doanh nước sạch quảng ninhTrả 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)Định tội danh từ thực tiễn huyện Cần Giuộc, tỉnh Long An (Luận văn thạc sĩ)Thơ nôm tứ tuyệt trào phúng hồ xuân hươngKiểm 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)chuong 1 tong quan quan tri rui roNguyên 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 vậtChiến lược marketing tại ngân hàng Agribank chi nhánh Sài Gòn từ 2013-2015Đổi mới quản lý tài chính trong hoạt động khoa học xã hội trường hợp viện hàn lâm khoa học xã hội việt namTÁI CHẾ NHỰA VÀ QUẢN LÝ CHẤT THẢI Ở HOA KỲQUẢN LÝ VÀ TÁI CHẾ NHỰA Ở HOA KỲ