Tài liệu Báo cáo khoa học: "Organizing Encyclopedic Knowledge based on the Web and its Application to Question Answering" ppt

... improved, and the coverage was comparable with that for the Nichi- gai dictionary. On the other hand, in the case where random choice was performed, the Nichigai dictionary and the Web- based encyclopedia ... Organizing Encyclopedic Knowledge based on the Web and its Application to Question Answering Atsushi Fujii University of Library and Informat...

Ngày tải lên: 20/02/2014, 18:20

... critical contribution of Utr1p to growth in low iron medium. The contributions of the other two enzymes were also demonstrated; however, these were observed only in the absence of the critical contributor, ... mitochondrial iron and is defective in the mitochondrial Fe–S cluster-contain- ing enzymes [2]. The disruption of POS5 increases frame-shift mutations in the mitochond...

Ngày tải lên: 20/02/2014, 01:20

... physically identify the piece. According to the theory, the speaker ' s intentions conveyed by the elliptical question include i) the speaker's wanting to know whether some relevant ... the propositional content of the communicative acts. In addition to the domain actions, pilot data led us to include an action of "physically identifying the...

Ngày tải lên: 21/02/2014, 20:20

... complement, and the word next to the conjunction is a pronoun. If the pronoun is a subjective case, the conjunction is determined to be one between CLAUSEs. To the contrary, the pronoun being ... analysis and the other is a buffer to hold some mentioned-above constituents. The first type has two slots ; one is similar to a blackboard and registers the...

Ngày tải lên: 31/03/2014, 17:20

... °C) and 4 °C. Synthe- sized glucose 6-phosphate was converted to 6-phosphogluc- onolactone by glucose-6-phosphate dehydrogenase, and the conversion was measured photometrically by changes in the concentration ... activity of the catalysing enzyme (V max,A ) and the enzyme specific substrate affinity, expressed by K m,A . It also depends on the concentration of the reaction...

Ngày tải lên: 14/02/2014, 22:20

... (ER) stress, and promotion of cell death, mainly by apoptosis [6–12]. On the other hand, unsaturated fatty acids (UFAs) were not toxic at the same concentrations and, in addi- tion, their presence ... and the Bcl-2 concentration stabi- lized at a somewhat lower level. On the other hand, the proapoptotic Bcl-2-like protein Bax was activated, as indicated by its translocati...

Ngày tải lên: 14/02/2014, 22:20

... order to orient His25 for the nucleophilic attack on the substrate, the N d atom donates a hydrogen bond to the backbone oxy- gen atom of Gly26. The other important histidine side chain in the ... formation, and its dipole facilitates substrate binding as well. The hydrogen bond between the backbone nitrogen atom of Asp291 and the 3- phosphate of the substrate...

Ngày tải lên: 16/02/2014, 09:20

... exclusion column chromatography (Figs 1B,C and S1B,C). GAPDH–citrine and citrine– GAPDH were eluted at the position corresponding to tetramers, and no tetramers containing chimeric pro- teins and ... with the sequence SGLRSRAQASNS. The tetrameric structure of GAPDH is schematically shown on the right. The distances between the N- terminal amino acids of subunits O and...

Ngày tải lên: 16/02/2014, 09:20

... histone acetyl transferase involved in histone H3 K16 acetylation) [147]. The interaction between the MLL1 complex and MOF is particularly interesting as both histone H3 K4 methylation and histone ... ribosylation [8,10,26–33]. Although most of these modifications occur on the N-terminal tails of histones, some also occur on the C-terminal tails of histones H2A and H2B [29,30...

Ngày tải lên: 16/02/2014, 14:20

... serine 2 and 5; phos- phorylation of DSIF (converts DSIF into an activator); and phosphorylation of components of the NELF com- plex, which leads to their dissociation and subsequent destruction. However, ... all the above-mentioned MLL fusion proteins also retain the ability to bind to MEN1, the H3K79 histone methyla- tion activity of DOT1L activity is now conferred in a...

Ngày tải lên: 16/02/2014, 14:20