Báo cáo khoa học: "Part-of-Speech Implications of Affixes" potx
Tài liệu Báo cáo khoa học: "Structural Definition of Affixes from Multisyllable Words" docx
... classification of the weak suffixes by degree of weakness as a means of approaching the suffix-in- context problem. Table 2, which reviews the prefixes and suffixes de- fined by Resnikoff and Dolby, ... English," an algorithm for the structural definition of affixes was developed and applied to data consisting of all the words of the form CVCVC in the Shorter Oxford Dictionary. Fourteen ... two-vowel-string words. This paper summarizes the results of applying a modified form of the operational definition to data consisting of all the four-, five-, six-, and seven-vowel-string words...
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Báo cáo khoa học: Functional implications of pigments bound to a cyanobacterial cytochrome b6f complex potx
... Con-figuration of the carotenoid in the reaction center of photosynthetic bacteria. 2. Comparison of the Reso-nance Raman lines of the reaction center with those of the 14 different cis-trans isomers of ... reduction of cyt b6by dithionite. Dotted line, difference spectrum of the solid and dashedlines. (B) Kinetics of the reoxidation of cytochrome b6by air and of the absorbance shift of chlorophyll ... average flow rate of 0.7 mLÆmin)1. (A) Acetoneextract of purified cyt b6f of the PS1-less mutant. (B) Absorbancespectrum of echinenone. (C) Acetone extract of purified cyt b6f of the PS1-less...
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Tài liệu Báo cáo khoa học: Metabolic control of mitochondrial properties by adenine nucleotide translocator determines palmitoyl-CoA effects Implications for a mechanism linking obesity and type 2 diabetes pdf
... 68% of the decrease in Jo, 68% of thedecrease in Jp, 56% of the increase in the QH2⁄ Qratio, 70% of the increase in Dw, 72% of the increasein the ATPin⁄ ADPinratio, and 59% of the ... the sites of action of palmitoyl-CoA, the system of oxidative phosphorylation was conceptually subdividedinto a small number of functional modules interacting via alimited number of intermediates. ... quantification of microgram quantities of proteinutilizing the principle of protein-dye binding. AnalBiochem 72, 248–254.41 Jensen PR, Westerhoff HV & Michelsen O (1993)Excess capacity of H+-ATPase...
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Báo cáo khoa học: Enzymatic investigation of the Staphylococcus aureus type I signal peptidase SpsB – implications for the search for novel antibiotics ppt
... stability of SpsB in the presence of inhib-itor arylomycin A2,18lL of purified length SpsB (stockconcentration of 31 lm) was incubated with 2 lL of arylo-mycin A2(stock concentration of 2 mm) ... the case of LepB,SipS and Spi. A comparison of the site of cleavage of SpsB with that of Spi from S. pneumoniae showsthat they are cleaved at the same point, whereas, inthe case of SipS from ... volume of 100 lL with a final con-centration of the enzyme of 1 lm. After a pre-incubation of this reaction mixture for 5 min at 37 °C, the peptide sub-strate was added at a final concentration of...
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Báo cáo khoa học: Nuclear localization of human spermine oxidase isoforms – possible implications in drug response and disease etiology pptx
... induction of transformed BL21(DE3) Escherichia coli resulted in theproduction of SMO5 protein, the largest of the SMOisoforms, consisting of 586 amino acids, with a pre-dicted molecular mass of ... microscopy of immunofluorescent staining of SMO in cells overex-pressing each of the isoforms provided direct visuali-zation and confirmation of protein localizationwithout the possibility of contamination ... first stableoverexpression of any of the human spermine oxidaseisoforms in human tumor cells. Furthermore, wereport the first direct visualization of the localization of human spermine oxidase...
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Báo cáo khoa học: "Circadian pattern of activation of the medical emergency team in a teaching hospita"
... 08:00–18:00 (47% of calls during 42% of the day), asubstantial proportion of MET calls occur after normal workinghours (53% of calls during 58% of the day), with the peak time of activity occurring ... time, a detailed analysis of the level of utilization of a MET service over a 24-hour period and found asignificant increase in the number of MET calls around periods of nursing handover and routine ... implementation of a MET systemin our hospital resulted in a 65% relative risk reduction for in-hospital cardiac arrest over a 4-month period [4]. Analysis of the pattern of activation of the MET...
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Tài liệu Báo cáo khoa học: Molecular basis of glyphosate resistance – different approaches through protein engineering doc
... molecular mode of action of glypho-sate and the molecular basis for glyphosate resistance.Structure and function of EPSPSEPSPS catalyzes the transfer of the enolpyruvyl moiety of phosphoenolpyruvate ... however, was devoid of substrate or inhibitor,and consequently did not reveal the nature of theactive site or the mode of action of glyphosate. A dec-ade later, the crystal structure of EPSPS was ... 4% of thetotal soluble protein content of the cell [48].Fig. 3. Microbial mechanisms of glyphosatedegradation. (A) Two principal pathways of glyphosate degradation are known.Top: cleavage of...
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Tài liệu Báo cáo khoa học:Tyrosine phosphorylation of tau regulates its interactions with Fyn SH2 domains, but not SH3 domains, altering the cellular localization of tau ppt
... of tau with Fyn-SH3. We alsoshow that tau interacts with the SH2 domain of Fyn, and that this associa-tion, unlike that of Fyn-SH3, is influenced by Fyn-mediated tyrosine phos-phorylation of ... SH3 domain of Fyn binds to proline-richmotifs within the sequence PXXP in interacting pro-teins. Seven such motifs are present in the proline-richdomain of the longest isoform of tau in the ... this band was notapparent on western blots of lysates of Y394F tau(Fig. 2A). The absence of this larger species could indi-cate that phosphorylation of tau by Fyn is reducedand therefore, in...
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Tài liệu Báo cáo khoa học: Crystal structure of an ascomycete fungal laccase from Thielavia arenaria – common structural features of asco-laccases ppt
... diffusion method. Two microlitres of protein solution at a concentration of 9 mgÆmL)1and 2 lL of crystallization solution were equilibrated against 500 lL of reservoir solution. Initial screens ... buffer at pH 6.0 (25 °C). Structural formulas of the substrates are presented. Redox potentials (E°)ofT1coppers of the laccases and redox potentials of the substrates at pH 4.5 and pH 6.0 are provided, ... determinedby the nature and position of substituents on the phe-nolic ring of the substrate. Second, the redox potential(E°) of the substrate must be low enough, as the rate of the reaction has been shown...
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Tài liệu Báo cáo khoa học: Crystal structure of importin-a bound to a peptide bearing the nuclear localisation signal from chloride intracellular channel protein 4 ppt
... reservoir consisted of 500 lL of 0.7 m sodium citrate,10 mm dithiothreitol and 70 mm Hepes at pH 7.4. Dropsconsisted of 0.75 l L of importin-a (70-529) at 18 mgÆmL)1,0.75 lL of CLIC4 NLS peptide ... Luria–Bertani medium containing30 lgÆmL)1 of kanamycin. Flasks of 400 mL of Luria–Bertani medium (30 lgÆmL)1kanamycin) were then inocu-lated with 10 mL of the overnight culture. The cells weregrown ... possibility of trigger events to expose NLSsoffers an interesting criterion for cargo selection bynuclear import receptors. Typically, NLSs are identifi-able as a result of their high content of basic...
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