Báo cáo khoa học: " Effects of endomycorrhizal development a

Báo cáo khoa học: " Effects of endomycorrhizal development and light regimes on the growth of Dicorynia guianensis Amshoff seedlings" pptx

... University of Chicago Press, Chicago and London, 1994. [19] Fetcher N., Strain B.R., Oberbauer S.F., Effects of light regime on the growth, leaf morphology, and water relations of seedlings of two ... in the long run and that endomycorrhizal symbiosis is a key component of the seedlings. However, extrapolating these results to the real condi- tions in the fo...

Ngày tải lên : 08/08/2014, 14:22

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Báo cáo khoa học: Relationship between functional activity and protein stability in the presence of all classes of stabilizing osmolytes ppt

... affect the association of the substrate with the enzyme in any one of several ways, e.g. through solvation effects on substrates or enzyme active sites and through their effects on the thermodynamic ... understanding the effect of osmolytes on protein stability, folding and the activity of proteins and enzymes, the relationship between protein stabilizati...

Ngày tải lên : 07/03/2014, 00:20

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Báo cáo khoa học: X-ray crystallography, CD and kinetic studies revealed the essence of the abnormal behaviors of the cytochrome b5 Phe35ﬁTyr mutant pdf

... any hydrogen bond with the protein atoms. The former propionate displays the conserved conformation in the structures of the Phe35ﬁTyr mutant and of the wild-type protein as well as other mutants. However, ... chain conformation of this residue. The shift of the Ca atom of Tyr35 of the Phe35ﬁTyr mutant from that of Phe35 of the wild-type cyt b 5 is 0.21 A...

Ngày tải lên : 08/03/2014, 10:20

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Báo cáo khóa học: CD38 is expressed as noncovalently associated homodimers on the surface of murine B lymphocytes doc

... suggest that the stabilization of CD38 homodimers by crosslinkers depends strongly on the conformation and orientation between the CD38 monomers. It has been reported that NP-40 and Triton X-100 stabilize ... values of each of the clones). The relative enzyme activity of each of the mutants is given in parentheses. It was determined by setting the V max adjusted...

Ngày tải lên : 23/03/2014, 12:20

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Báo cáo khoa học: Nuclear factor kappa B and tumor necrosis factor-alpha modulation of transcription of the mouse testis- and pre-implantation development-speciﬁc Rnf33⁄Trim60 gene pot

... R4) in the construct F2 resulted in the abolishment of 80% of the relative luciferase activity, despite the presence of exon 1 and the upstream sequence (Fig. 3A). A further deletion in construct ... Identiﬁcation of the core promoter elements. In the experiments, mutation and deletion luciferase constructs were derived from the F1 fragment that con- tained the...

Ngày tải lên : 29/03/2014, 00:20

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Tài liệu Báo cáo khoa học: FGF-2, IL-1b and TGF-b regulate ﬁbroblast expression of S100A8 doc

... upstream of the transcription initiation site, untranslated intron 1 and sequences upstream of exon 1, were used to evaluate activities of deletion constructs after transient transfection into ... For other controls, pri- mary or secondary antibodies were omitted. Acknowledgements The authors are obliged to Professor Rolf Howlett for the preparation and donation of wound s...

Ngày tải lên : 19/02/2014, 18:20

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Tài liệu Báo cáo khoa học: "An Information-Theory-Based Feature Type Analysis for the Modelling of Statistical Parsing" docx

... represents the node, “X” represents the constitute label, the headword or POS of the headword of the node. In the following, the units of PIQ are bits. Conclusion Among the feature types in the same ... 3.2398Objective feature type Y= the second word in the objective word sequence 3.0071 Conclusion Either of the predictive information quantity of the fi...

Ngày tải lên : 20/02/2014, 18:20

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Báo cáo khoa học: "Constituent-Based Morphological Parsing: A New Approach to the Problem of Word-Recognition" pdf

... Reduplication is the verbal reduplication morpheme. Of interest in this example are regressive Vowel Harmony 4, and, of course, reduplication. The input consists of the stream of segments and a ... cliticization. Also exemplary of the division of duty between the morphophonological parser and the syntactic parser is the dual status of subcategorization...

Ngày tải lên : 08/03/2014, 18:20

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Báo cáo khoa học: Energetic coupling along an allosteric communication channel drives the binding of Jun-Fos heterodimeric transcription factor to DNA docx

... a result of the loss of energetic contributions of alanine- substituted residues rather than the effect of such mutations on protein structure. In summary, the fact that the combined loss of free energy ... tissues, they all recognize only a handful of promoter elements, many of which are subsets of each other [9,13,47–49]. This begs the question of the precise...

Ngày tải lên : 22/03/2014, 16:20

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Báo cáo khoa học: An E3 ubiquitin ligase, Synoviolin, is involved in the degradation of immature nicastrin, and regulates the production of amyloid b-protein doc

... indicate that a functional deletion of Synoviolin causes a change in the intracellular trafﬁcking of NCT. Effect of Synoviolin on the production of Ab NCT is one of the essential cofactors of the c-secretase complex. ... B, the overexpression of Synoviolin enhanced the production of Ab40 and Ab42 by about twofold, whereas the secretion of soluble APP was no...

Ngày tải lên : 23/03/2014, 04:20

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