Báo cáo khoa học: Multiple effects of DiS-C3(5) on mitochond

Tài liệu Báo cáo khoa học: Antimicrobial effects of H4-(86–100), histogranin and related compounds – possible involvement of DNA gyrase ppt

... structure in histone H4 and its fragments. Biochemistry 14, 3391–3400. 30 Bello J, Bello HR & Granados E (1982) Conformation and aggregation of melittin: dependence on pH and concentration. Biochemistry ... (2001) Con- struction and characterization of mutations at codon 751 of the Escherichia coli gyrB gene that confer resistance to the antimicrobial peptide microcin B1...

Ngày tải lên : 18/02/2014, 14:20

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Tài liệu Báo cáo khoa học: Structural effects of a dimer interface mutation on catalytic activity of triosephosphate isomerase The role of conserved residues and complementary mutations pptx

... interacts with N10 and E97 of the second subunit. The backbone NH group of R98 forms a hydrogen bond with the backbone CO of F102. Fur- thermore, the orientation of the side chain of the two residues ... Sweden) eluted with a linear gradient of 0–1 m NaCl. The fractions containing the protein were pooled and precipitated by addition of ammonium sulfate to a concentration of...

Ngày tải lên : 18/02/2014, 11:20

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Tài liệu Báo cáo khoa học: Differential effects of Mxi1-SRa and Mxi1-SRb in Myc antagonism ppt

... R, Thomson CT, Sacchettini JC & DePinho RA (1994) Evolutionary relationships and functional conservation among verte- brate Max-associated proteins: the zebra ﬁsh homolog of Mxi1. Oncogene ... isoforms at the levels of Myc antagonism in the REF assay, subcellular localization, and transcrip- tional activity. Some of these analyses have assigned differential functions to the two...

Ngày tải lên : 18/02/2014, 16:20

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Tài liệu Báo cáo khoa học: Inhibitory effects of nontoxic protein volvatoxin A1 on pore-forming cardiotoxic protein volvatoxin A2 by interaction with amphipathic a-helix doc

... Rochat H, Harvey AL, Montenay-Garestier T & Menez A (1990) Delineation of the functional site of a snake venom cardiotoxin: preparation, structure, and function of monoacetylated derivatives. ... the membrane of cells. Inhibitory effects of VVA1 on the hemolytic and cytotoxic activity of VVA2 The effects of VVA1 on the hemolytic activity of VVA2 were studied...

Ngày tải lên : 19/02/2014, 06:20

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Tài liệu Báo cáo khoa học: Functional effects of deleting the coiled-coil motif in Escherichia coli elongation factor Ts pptx

... containing different concentrations (20–60 l M )ofproline. Cloning of EF-Ts and construction of the EF-Ts mutant Wild-type E. coli EF-Ts was cloned into expression plasmid pAB146 (constructed by A. Bjo ¨ rnsson, ... at the interception point between the exponential and the Ôstarvation phaseÕ of growth, is 78% of the point of growth inhibition of UY211 (D 420 ¼ 0.60). The point...

Ngày tải lên : 21/02/2014, 00:20

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Báo cáo khoa học: Differential effects of RU486 reveal distinct mechanisms for glucocorticoid repression of prostaglandin E2 release docx

... and COX-2 expression (Figs 1 and 2 ). In ad dition, the ability of RU486 to antagonize the repressive effects of 0.1 l M dexamethasone or budesonide was examined. In each case, a concentration-dependent ... glucose, amino and fatty acid mobilization, and loss of bone [2]. In addition, endogenous glucocorticoids p articipate in feedback inhibition of the hypothalamo-pituita...

Ngày tải lên : 07/03/2014, 16:20

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Báo cáo khoa học: Modulatory effects of plant phenols on human multidrug-resistance proteins 1, 4 and 5 (ABCC1, 4 and 5) potx

... high concentrations and become susceptible to modulation of both function and expression. This, in turn, could inﬂuence bioavailability, distribution and transport of various dietary toxins and ... the following conditions: reverse transcription (20 min at 61 °C), one cycle of denaturation at 95 °C for 30 s, and PCR of 45 cycles with denaturation (15 s at 95 °C), anneali...

Ngày tải lên : 07/03/2014, 21:20

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Báo cáo khoa học: The effects of a-secretase ADAM10 on the proteolysis of neuregulin-1 pot

... (1995) Studies on the structure and function of glycosylated and nonglycosylated neu differentiation factors. Similarities and differences of the alpha and beta isoforms. J Biol Chem 270, 4784–4791. 55 ... Neuregulin isoforms in dorsal root ganglion neurons: effects of the cytoplasmic domain on localization and membrane shedding of Nrg-1 type I. J Neurosci Res 84,...

Ngày tải lên : 16/03/2014, 04:20

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Tài liệu Báo cáo khoa học: Structural features of proinsulin C-peptide oligomeric and amyloid states pptx

... the loss of b-sheet and the onset of a-helix structure formation. To visualize the trend in the formation of b-sheet as a function of increasing SDS concentrations, the ratio between the bands at 1618 ... indicated time and analyzed under native conditions. Oligomer distribution of 100 l M proinsulin C-peptide in the presence of divalent Ca 2+ and Mg 2+ ions under nati...

Ngày tải lên : 18/02/2014, 04:20

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Tài liệu Báo cáo khoa học: Major phosphorylation of SF1 on adjacent Ser-Pro motifs enhances interaction with U2AF65 doc

... U2AF 65 interaction upon phosphorylation of a conserved SF1 serine (Ser20) within its U2AF 65 interaction domain [21]. Comparison of the structure of an RNA recognition motif (RRM)-containing domain of the ... concentrations of mock-phosphorylated SF1f or phosphorylated SF1f with a constant concentration of U2AF 65 (1.2 lm) conﬁrmed the enhancement of ternary complex formati...

Ngày tải lên : 19/02/2014, 07:20

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Báo cáo khoa học: Multiple effects of DiS-C3(5) on mitochondrial structure and function pot