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

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 antiapoptotic effect of HSS As shown in Fig. 2A,B, the treatment of cells with 50 lm CCCP induced profound changes in the nuclear morphology of hepatoma cells, with ... decreasing the activity of caspase-3 in the three cell lines. Effect of HSS knockdown on CCCP-induced apoptosis To further elucidate the functional role of HSS i...

Ngày tải lên: 16/02/2014, 09:20

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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

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 were stained 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 clear GUS ex...

Ngày tải lên: 18/02/2014, 06:20

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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

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

... Le a determinant. As the C 3a ion is at m/z 690, this excludes the possibility of the other Fuc being at the Gal next to the subterminal GlcNAc. 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 to mimic the binding epitope of...

Ngày tải lên: 19/02/2014, 12:20

15 576 0
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

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 enzyme assay revealed the mechanism of the deamination reaction and the subsequent metabolism, including the deamination step. The product ... time. The peak at 268 nm was assigned to 2,5-pyridinedicarboxylic acid based on the wavelength [10]. Purification and properties of the purified enzyme The activ...

Ngày tải lên: 19/02/2014, 16:20

7 613 1
Tài liệu Báo cáo khoa học: Phenol hydroxylase from Acinetobacter radioresistens S13 Isolation and characterization of the regulatory component docx

Tài liệu Báo cáo khoa học: Phenol hydroxylase from Acinetobacter radioresistens S13 Isolation and characterization of the regulatory component docx

... 1. The 18 kDa protein present in the elution pattern was identified as the PHI component 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 at k ¼ 200 nm (the absorption region of the peptide bond) reflects...

Ngày tải lên: 21/02/2014, 00:20

7 515 0
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

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 sentence...

Ngày tải lên: 22/02/2014, 10:20

7 444 0
Báo cáo khoa học: A single EF-hand isolated from STIM1 forms dimer in the absence and presence of Ca2+ ppt

Báo cáo khoa học: A single EF-hand isolated from STIM1 forms dimer in the absence and presence of Ca2+ ppt

... oligomerization of STIM1 occurs via the EF-SAM region. However, the refolding process may not guarantee the natural conformation of the EF-SAM region. Furthermore, as both the EF-hand motif and the SAM ... ions One of the most important steps to fully understand the mechanism underlying the Ca 2+ -modulated func- tions of STIM1 is to investigate the site-specific Ca...

Ngày tải lên: 07/03/2014, 00:20

9 465 0
Báo cáo khoa học: Caenorhabditis elegans metallothionein isoform specificity – metal binding abilities and the role of histidine in CeMT1 and CeMT2 potx

Báo cáo khoa học: Caenorhabditis elegans metallothionein isoform specificity – metal binding abilities and the role of histidine in CeMT1 and CeMT2 potx

... apparent additivity of the stoichiometries of the complexes ren- dered by the separate moieties of CeMT1 and CeMT2, the summation of their CD spectra did not give 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 Cd 6 Zn 1 –CeMT1 in relation to that...

Ngày tải lên: 07/03/2014, 02:20

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Báo cáo khoa học: A novel metallobridged bis(b-cyclodextrin)s fluorescent probe for the determination of glutathione doc

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 binding ability because of the two adjacent bis(b-CD)s. Because of the conformation o...

Ngày tải lên: 07/03/2014, 05:20

8 429 0
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

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

... 2004 Effect 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 caspase family. To examine the possible ... analysis of the saturation data [23]. The ability of VIP and PACAP27 to inhibit the specific binding of 125 I-labeled VIP (0.03 n M )was estimated from t...

Ngày tải lên: 07/03/2014, 15:20

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