Báo cáo khoa học: "Ectomycorhization de Cedrus atlantica en

Báo cáo khoa học: "Ectomycorhization de Cedrus atlantica en conditions contrôlées : efficacité de deux formes d’inoculum mycélie" pps

... les différences observées avec les deux formes d’inoculum ne sont pas statistiquement significatives (figure 1B). Deux tendances majeures se dégagent quant à l efficacité des deux formes d’inoculum ... précédemment obtenues sur des plants de Cedrus atlantica inoculés par Tricholoma tridenti- num mais ces plants étaient cultivés sur la terre de l’horizon A1 d’un sol de...

Ngày tải lên : 08/08/2014, 14:20

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Báo cáo khoa học: "Observations sur la mise en place du cerne chez le pin d’Alep (Pinus halepensis Mill.) : confrontation entre les mesures de croissance radiale, de densité et les facteurs climatiques" docx

... présente schématiquement deux zones : le bois initial qui a une densité variant, en moyenne, de 350 à 550 kg/m 3 ,etle bois final qui a une densité variant ,en moyenne, de 550 à 750 kg/m 3 . Les profils de densité ... épaisseur de bois final et un seul pic de densité, le deuxième par un bois final nettement plus important et une diminution de la densité entre deux pics...

Ngày tải lên : 08/08/2014, 14:21

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Tài liệu Báo cáo khoa học: Molecular cloning and characterization of soybean protein disulﬁde isomerase family proteins with nonclassic active center motifs pdf

... abstract l MINT-713756 6: Bip (uniprotkb:Q587K1), GmPDIL-3b (genbank_nucleotide_g:51848586) and GmPDIL-3a (genbank_nucleotide_g: 51848584) colocalize (MI:0403)bycosedimentation through density gradients ( MI:0029) Abbreviations ER, ... in the absence or presence of Triton X-100. Both GmP- DIL-3a and GmPDIL-3b were resistant to protease treatment in the absence of detergent, and were degrad...

Ngày tải lên : 18/02/2014, 11:20

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Báo cáo khoa học: Molecular cloning, expression and characterization of protein disulﬁde isomerase from Conus marmoreus pdf

... 1742 bp full-length cDNA includes a 3¢-UTR and a polyadenylation consensus sequence (AATTATAA) located 12 nucleotides upstream of the polyA tail. Its 1500 bp ORF encodes a 500 amino acid protein ... are the average of three independent experiments. For the rate of decrease of the linear form, the original data were ﬁtted by Y(t) ¼ e –kt · 100%, where Y is the percentage of the linear form, .....

Ngày tải lên : 07/03/2014, 05:20

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Báo cáo khoa học: Discovery and characterization of a Coenzyme A disulﬁde reductase from Pyrococcus horikoshii Implications for the disulﬁde metabolism of anaerobic hyperthermophiles doc

... unusual NADPH-dependent sul de dehydrogenase which is capable of both the NADPH-dependent reduction of elemental sulfur and the NADP + -dependent oxida- tion of ferredoxin [22]. A unique NADPH-dependent alcohol ... grown in the absence of elemental sulfur, so it seems likely that greatly increased activity will be seen in extracts of cells grown in the presence of S 0 . The NAD(P)H dependenc...

Ngày tải lên : 07/03/2014, 17:20

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Báo cáo khoa học: Oxidative folding of conotoxins sharing an identical disulﬁde bridging framework ppt

... peptides were removed from a solid support by treatment with reagent K (TFA ⁄ water ⁄ ethanedithiol ⁄ phenol ⁄ thioanisole; 90 : 5 : 2.5 : 7.5 : 5, v ⁄ v ⁄ v ⁄ v ⁄ v). The cleaved peptides were ... experimental points were averaged from three independent experiments and fit to the first-order equation; values from these fits are given in the Results section. Note that although...

Ngày tải lên : 07/03/2014, 17:20

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Báo cáo khoa học: Bacitracin inhibits the reductive activity of protein disulﬁde isomerase by disulﬁde bond formation with free cysteines in the substrate-binding domain pptx

... crosslink by the sin- gle-letter code. The PDI peptide side of the disul de bond is named R1, and the bacitracin side R2. (C) MALDI-TOF MS spectrum of peptides generated by tryptic digestion of ... modiﬁcation of nascent secretory proteins. Cell 57, 1069–1072. 3 Noiva R & Lennarz WJ (1992) Protein disul de isomerase. A multifunctional protein resident in the lumen of the endoplasmic...

Ngày tải lên : 14/03/2014, 23:20

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Báo cáo khoa học: Secondary structure assignment of mouse SOCS3 by NMR deﬁnes the domain boundaries and identiﬁes an unstructured insertion in the SH2 domain pdf

... Ihle JN (1999) SOCS1 de ciency causes a lymphocyte-dependent peri- natal lethality. Cell 98, 609–616. 30 Peltola KJ, Paukku K, Aho TL, Ruuska M, Silvennoi- nen O & Koskinen PJ (2004) Pim-1 ... activity. Experimental procedures Cloning and expression Fragments of mouse SOCS3 were subcloned by PCR into a ligation-independent cloning vector constructed by one of us (JJB). The vector encodes...

Ngày tải lên : 16/03/2014, 14:20

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Báo cáo khoa học: Phosphatidylinositol 3,4,5-trisphosphate modulation in SHIP2-deﬁcient mouse embryonic ﬁbroblasts pot

... Differentiation Encoded by Frequency of Sponta- neous Ca 2+ Transients. Nature 375, 784–787. 38 Serunian LA, Auger K & Cantley LC (1991) Identiﬁca- tion and quantiﬁcation of polyphosphoinositides ... substrate of PTEN [26]. We therefore measured PtdIns(3,4,5)P 3 levels in SHIP2 de cient cells after long-term stimulation by FBS (under the same conditions used in the study of PTEN de ci...

Ngày tải lên : 16/03/2014, 19:20

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Báo cáo khoa học: Bioenergetics of the formyl-methanofuran dehydrogenase and heterodisulﬁde reductase reactions in Methanothermobacter thermautotrophicus pot

... Considering that the Ó FEBS 2003 Bioenergetics of H 2 -dependent methanogenic reactions (Eur. J. Biochem. 270)69 force (smf) [7,8]. The free energy change derived from sodium import depends on ... motive Correspondence to J. T. Keltjens, Department of Microbiology, Faculty of Science, University of Nijmegen, Toernooiveld 1, NL-6525 ED Nijmegen, the Netherlands. Tel .: + 31 24 3653437, Fax:...

Ngày tải lên : 17/03/2014, 09:20

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