Báo cáo y học: "Functional diversity of HIV-1 envelope prote

Báo cáo y học: "Functional diversity of HIV-1 envelope proteins expressed by contemporaneous plasma viruses" potx

... the infectivity of clones carrying Env proteins from patients Infectivity and co-receptor usage of envelope proteins expressed by clonal virusesFigure 2 Infectivity and co-receptor usage of envelope ... followed by a period often lasting many years, in which both the diversity of the env sequences and the evolutionary distance from the initially dominant strain increas...

Ngày tải lên : 13/08/2014, 06:20

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Báo cáo Y học: Functional studies of the Synechocystis phycobilisomes organization by high performance liquid chromatography on line with a mass spectrometer docx

... environment in diverse ways [2]. In general the macrostructure of phycobilisomes consists of a core (constituted by allophycocyanin) surrounded by phycocyanin and phycoerythrin (when present) ... ratio of phycocyanin to phycoerythrin in rods of certain phycobilisomes to improve light harvesting [8]. Furthermore, modulation of the energy levels of the four chemically differen...

Ngày tải lên : 08/03/2014, 16:20

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Tài liệu Báo cáo Y học: Functional analysis of DM64, an antimyotoxic protein with immunoglobulin-like structure from Didelphis marsupialis serum pdf

... potentiated by enzymatic degradation of phospholipids [7,44]. The capacity of DM64 to inhibit the myotoxicity induced by myotoxins I (Asp49) and II (Lys49) from B. asper venom was analyzed in vivo ... three domains and are present in the inhibitory receptors of Fig. 6. Inhibition of in vitro cytotoxicity of myotoxins I or II by DM64. Cytotoxicity was analyzed in vitro using C2...

Ngày tải lên : 21/02/2014, 01:21

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Tài liệu Báo cáo Y học: Functional analysis of a small heat shock/a-crystallin protein from Artemia franciscana docx

... variants produced by p26-ND60 and p26-alpha were pr esent but recognized poorly by antip26 antibody. To determine if recognition of p26-ND60 and p26-alpha encoded polypeptides by antibody to p26 was ... H.S., Han, Y. & Fung, B.K K. (2000) Subunit e xchange of small h eat sho ck proteins. Analysis of olig- omer formation of aA-crystallin and Hsp27 by ﬂuorescence res- onan...

Ngày tải lên : 22/02/2014, 04:20

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Báo cáo Y học: Functional reconstitution of the HIV receptors CCR5 and CD4 in liposomes pot

... Igs (B). Results were analysed by Western blot as in Fig. 1, or by autoradiography of 35 S-labelled proteins. Fig. 4. Reconstitution of CCR5-myc-his. A: Saturation of liposomes with DDM. DDM, at ... rounds of selection, cells were cloned by limiting dilution and the clones analysed by FACS for coexpression of CCR5 and CD4. Western blot analysis and 35 S-labelled CCR5-myc-h...

Ngày tải lên : 08/03/2014, 09:20

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Báo cáo Y học: Functional expression of human liver cytosolic b-glucosidase in Pichia pastoris Insights into its role in the metabolism of dietary glucosides ppt

... hibitor of reCBG [the hydrolysis of 4NP-b- D - glucopyranoside (10 m M ) was reduced by 98% in the presence of 4NP-b- D -mannopyranoside (10 m M )]. Hydrolysis of xenobiotic glycosides by reCBG The ... puri®cation of CBG and allowed characterization in s ome detail, especially with respect to its glycone/aglycone speci®city a nd ability to catalyse the hydrolysis of dietary xe...

Ngày tải lên : 08/03/2014, 16:20

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Báo cáo Y học: Functional assignment of motifs conserved in b1,3-glycosyltransferases A mutagenesis study of murine UDP-galactose:b-N-acetylglucosamine b1,3-galactosyltransferase-I pptx

... association by structural similarity allows one to putatively assign a glycosyltransferase function to proteins not previously suspected to catalyze such a reaction [2,3]. Also, the grouping by similarity ... .D. (2001 ) Biosynthesis of the linkage region of glycosaminoglycans: c loning and activity of galactosyltransferase II, the sixth member of the b1,3galactosyltransferase f...

Ngày tải lên : 08/03/2014, 16:20

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Báo cáo Y học: Functional epitope of common c chain for interleukin-4 binding ppt

... System for X-Ray Crystallography and NMR. Yale University Press, New Haven, CT, USA. 43. Jack, A. & Levitt, M. (1978) Reﬁnement of large structures by simultaneous minimization of energy ... completely ﬁt the results of t he double-mutant cycle analysis. Alternatively, the interaction of IL-4 side chain N15 with H159 (coupling energy only 0.8 k JÆmol )1 ) m ay be indirect. Of...

Ngày tải lên : 08/03/2014, 16:20

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Báo cáo Y học: Functional analysis of the rat bile salt export pump gene promoter Regulation by bile acids, drugs and endogenous compounds potx

... library (Genome Systems) by PCR. Each strand of the 5¢ ﬂanking region of the Bsep gene was directly sequenced (Epidauros, Bernried, Germany) by automated sequencing. The sequence was analysed ... subsequently binds to FXRE elements of bile acid-sensitive genes. Regulation of Bsep promoter function by drugs The ability of drugs to regulate Bsep gene transcription was assessed...

Ngày tải lên : 17/03/2014, 23:20

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Báo cáo Y học: Functional integration of mitochondrial and hydrogenosomal ADP/ATP carriers in the Escherichia coli membrane reveals different biochemical characteristics for plants, mammals and anaerobic chytrids pdf

... dependency] of individual mitochondrial-type AACs in order to identify differences in the function of the various isoforms and to understand the repeated evolution of AAC isoforms in a variety of organisms. We ... (NEN, Bad Homburg, Germany), as described by Tjaden et al.[13],andthe purity of the [a- 32 P]ADP preparation was conﬁrmed by a thin-layer chromatography [13]. Uptake...

Ngày tải lên : 18/03/2014, 01:20

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