the potential of the brain

... vessels as they pass the edge of the dural window (the pillars were made of hemostastic sponge wrapped by absorbable thread), and then the superfi- cial vessels supporting the portion of brain run ... pedicle of temporal f as ci a that maintains the blood supply. Brain herniation via the craniectomy defect may lead to compression of vessels and result in ischemic necrosis of the portion of the ... reports the in- volved patient populations are small, these expe- riences are valuable. At present, in the absence of de - finite proof of the efficacy of decompressive craniec- tomy in the treatment...

Ngày tải lên: 25/10/2012, 11:40

... because of the pesticidal properties of these chemicals (Fenwick at al., 1983) and because of the potential use of methyl ITC as fumigant for wheat (Ducom, 1994). In our study on the rates of sorption ... (=20gm −3 ) and exposure time of 1 day were not effective in killing the insects at the bottom of the column when the fumigant was applied at the upper layer of the grain. Addition of CO 2 and circulation caused ... used. The main component of one of the oils was pulegone and of the other is not yet totally identified, and it is called SEM76. In space fumigation, these two volatiles caused total mortality of...

Ngày tải lên: 25/10/2013, 05:20

... native a-helices of the N-terminal 185 residues of the functional domain of the HA2 subunit of the influenza virus hemagglutinin protein and to detect conformational heterogeneity of the protein within ... and intermolecular b-sheets. The use of this spectroscopic technique for the study of IB aggregates is often limited by the intrinsic insolubility of the samples, responsible for a high level of light scattering ... microscopy, is of the order of 0.1 lm (in the image X, Y plane) due to the diffrac- tion limit of the employed light. Even in laser scanning confocal microscopy, the highest resolution of about 0.5...

Ngày tải lên: 06/03/2014, 00:20

... coordinated and the res- ult spoken to me by means of the mechanical mouth. When the opinions of the individual brains do not agree, the answer is in the form of a poll, often with brief mention of points ... as the captives took in these details, a change came over the interior. No doubt it was the result of the increasing action of some electrical current loosed by the throwing of the switch; the whole ... was a whisper of agony in the silence of the cell where the two men stood watching, a cry from the fiber of the Hawk's innermost self. The path he left across the frontiers of space was primarily...

Ngày tải lên: 06/03/2014, 17:20

... another section of the valley stretching from the town of Grande Isle to the town of Hamlin. The two areas were delineated as the research site because they are areas that contain all four of ... distribution. He mapped the surficial geology of the area describing the geologic unit, the materials present, the topography, and the origin of the unit. The geologic units identified in the two study ... used as the field-check for evaluating the validity of soils maps to represent the surficial geology of the study areas. The localities of 248 point stations out of a total of 301 in the study...

Ngày tải lên: 08/03/2014, 23:20

... enzyme protein/g glucan recovered 79.1% of potential glucan and 88.2% of potential xylan in solution from ADC final, and 83.3% of potential glucan and 89.1% of potential xylan from ADC green. Experimental ... summarized the effect of dilute sulfuric acid pretreatment on MSW feedstocks. Dilute acid pretreatment of MSW left most of the glucan from raw MSW. In the solids about 12 - 84% of the original ... gallon of ethanol could be theoretically produced from each dry ton of these MSW fractions. Thus, theoretical ethanol yields of these MSW fractions could be comparable or even higher than from other...

Ngày tải lên: 09/03/2014, 00:20

... secure the services of eminent members of appropriate professions in the examination of policy matters pertaining to the health of the public. The Institute acts under the responsibility given to the ... president of the National Academy of Sciences. The National Academy of Engineering was established in 1964, under the charter of the National Academy of Sciences, as a parallel organization of outstanding ... Department of Labor, and the science granting agencies—including the National Institutes of Health, the National Science Foundation, the Department of Defense, the Department of Agriculture, the Department...

Ngày tải lên: 14/03/2014, 19:20

... the active site. The more dras- tic mutations, Y190I and Y190A, however, revealed the importance of the phenyl ring of the Tyr side chain on the pH dependence of enzyme acetylation. Both of the ... trunca- tions, the availability of the Tyr190 mutants makes it feasible to conduct cell-based studies of the effects of the stability of the acetylated enzyme intermediate on the N-acetylation of aromatic ... with the CD spectra, the amide resonances of most of the residues in secondary struc- tural elements were unperturbed; however, the Y190A mutation caused nearly all of the amides of residues in the...

Ngày tải lên: 16/03/2014, 00:20

... pmolÆ s )1 Æmg )1 of mitochondrial protein. The decrease in the fluorescence signal recorded at the moment of reoxy- genation is caused by dilution due to the addition of 1 mL medium. To investigate whether the ... performed in the presence or absence of 3.5 lm Ca 2+ . The mitochondrial incuba- tions were carried out in the cuvette of the lumines- cence spectrophotometer at 30 °C in the presence of dichlorofluorescin ... production of ROS by the respiratory chain depends on the type of tissue, the kind of substrates driving oxidative phosphorylation (either complex I-dependent or complex II-dependent substrates) and the...

Ngày tải lên: 16/03/2014, 22:20

... the following parameters. L consisted of three labeling schemes: the set L wd of word labels, the set L pt of preterminal labels, and the set L nt of nonterminal labels. The or- der < of the ... V n L denote the finite subset of V L that includes pre- cisely the model variables of the form S ij or L k ij , where j ≤ n. Basically then, our model consists of two types of decisions: (1) whether ... w), where n was the length of the sentence, and partial assignment w speci- fied the word and PT labels of the leaves. Given this partial assignment, the job of HLPDECODE was to find the most probable...

Ngày tải lên: 31/03/2014, 01:20

Ngày tải lên: 31/03/2014, 04:20

Ngày tải lên: 12/05/2014, 16:39

Ngày tải lên: 18/06/2014, 15:20

Ngày tải lên: 18/06/2014, 18:20

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Ngày tải lên: 20/06/2014, 01:20

Ngày tải lên: 12/09/2012, 15:05