báo cáo khoa học: " Narghile (water pipe) smoking among university students in Jordan: prevalence, pattern and beliefs" doc

... of students there were: 501 non smoking students with non smoking parents, 357 non smoking students who had smoking parents, 261 smok-ing students who had smoking parents while 254 smoking students ... distribution, and reproduction in any medium, provided the original work is properly cited.Research Narghile (water pipe) smoking among university students in Jordan: prevalence, pattern and beliefsNajla ... correlationbetween tobacco smoking in general and increased oralcarriage of Candida species has also been reported [16-19].Assessing practices and opinions related to narghile among university students represents...

Báo cáo khoa học: "A Corpus for Modeling Morpho-Syntactic Agreement in Arabic: Gender, Number and Rationality" docx

... agreement.2.1 Form and FunctionArabic nominals (i.e. nouns, proper nouns and adjectives) and verbs in ect for gender: mascu-line (M) and feminine (F ), and for number: sin-gular (S), dual (D) and plural ... and irrational. In terms of gender and number(jointly), 85% of all nominals have matching form and function values, with adjective having the high-est ratio, followed by nouns and then proper ... De Roeck, and Jeff Reynolds. 2004. Identifying Broken Plurals in Unvowelised Arabic Text. In Dekang Lin and DekaiWu, editors, Proceedings of EMNLP 2004, pages 246–253, Barcelona, Spain, July.Nizar...

Tài liệu Báo cáo khoa học: The tungsten-containing formate dehydrogenase from Methylobacterium extorquens AM1: Puriﬁcation and properties docx

... molybdopterin guanine dinucletoide cofactors of FdhHof E. coli (MGD801 and MGD802)thatwere found to be invariant among molybdopterin-containing FDH [34] are shown in red. Amino acids coordinating MGD801 ... for binding FMN and NAD, aswell as an iron–sulfur cluster binding motif. The b-subunitappears to be a fusion protein with its N-terminal domainrelated to NuoE-like subunits and its C-terminal ... coordinating MGD801 and MGD802 thatare less well conserved among the family of molybdopterin-containing FDH [34] but are conserved in the sequences shown here are marked in pink.The selenocysteine at position...

Báo cáo khoa học: Comparing the substrate speciﬁcities of cytochrome c biogenesis Systems I and II docx

... disulﬁde bond in the CXXCHheme-binding site. CcmH, which in someorganisms is two separate proteins CcmH and CcmI [50], appears to be involved in both heme handling ⁄ ligation and reductantprovision ... FEBScytochrome c550was evident in the strain expressingAXXAH-containing cytochrome c550, but not in thecontrol strain containing pKK223-3 (Fig. S1, see Sup-porting Information). It was not possible ... not involved in hemetransport in E. coli [44,45]. Notably, maturation of anAXXAH-containing variant b -type cytochrome c550 in the present study indicates a nascent heme-binding site,even in...

Báo cáo khoa học: Transmembrane helix 12 plays a pivotal role in coupling energy provision and drug binding in ABCB1 pot

... examined by intro-ducing cysteines at distinct positions in TM12 and assessing their accessibility to covalent modiﬁcationwith thiol-reactive probes. In order to determine howchanges in the ... of the ATP hydrolytic cycle in ABCB1 and, in particular, in coordinating conformational changes betweenthe NBDs and transmembrane domains.AbbreviationsABC, ATP-binding cassette; AMP-PNP, 5¢-adenylylimidodiphosphate; ... trans-membrane domains (TMDs), each comprising sixmembrane-spanning helices, and two nucleotide-bind-ing domains (NBDs) [5]. Much is understood regard-ing NBD function, owing to the high sequencehomology...

Báo cáo khoa học: The study of G-protein coupled receptor oligomerization with computational modeling and bioinformatics doc

... phenanthroline-induced disulﬁdecross-link resulting in the appearance of a dimericband [9]. This ﬁnding is consistent with the hypothesisthat TM4 is involved in a symmetrical interface in dopamine ... changes that occur during evo-lution at one of the interaction interfaces must be com-pensated by changes in the other interacting protein in order to preserve the protein–protein interface. Thisimplementation ... exists in the literature. In contrast, a phenylanine at thisposition in the 5HT2 subfamily of serotonin receptorshas been suggested to be involved in ligand binding[87]. On the other hand, early...

Báo cáo khoa học: "Examining the Role of Linguistic Knowledge Sources in the Automatic Identification and Classification of Reviews" doc

... Making large-scale SVM learning prac-tical. In Advances in Kernel Methods - Support VectorLearning, pages 44–56. MIT Press.S M. Kim and E. Hovy. 2004. Determining the sentiment ofopinions. In ... the learning task. Indeed, recent workhas shown that benefits can be made by first sepa-rating facts from opinions in a document (e.g, Yu and Hatzivassiloglou (2003)) and classifying thepolarity ... Research in sentiment analy-sis has generally proceeded at three levels, aim-ing to identify and classify opinions from doc- uments, sentences, and phrases. This paper ex-amines two problems in document-level...

Báo cáo khoa học: "AN EMPIRICAL STUDY ON THEMATIC KNOWLEDGE ACQUISITION BASED ON SYNTACTIC CLUES AND HEURISTICS" doc

... domain-independent semantic knowledge, the universal linguistic con- straints postulated by many linguistic studies may provide gefieral (and perhaps coarse-grained) hints. The hints may be integrated ... and Vanderwende L., Structural Patterns vs. String Patterns for Extract- ing Semantic Information from Dictionary, Proc. of COLING-92, pp. 546-552, 1992. [Pustejovsky87a] Pustejovsky J. and ... Preposition in PP by till,untill,to,into,down from with,by of, about for at ,in, on,under at ,in, before,after,about,by,on,during for none in, with by,for,because of in ,into (1.4) The...

Báo cáo khoa học: "Assessment of the California mastitis test usage in smallholder dairy herds and risk of violative antimicrobial residues" pptx

... weredivided into four sections. A disposable culturing loop(10 µl) was dipped into the milk sample and a total of 6-8lines made in one agar section by turning the loop oncebetween the streaking lines. ... collected while the cows wererestrained in a standing position. Udder and teats werecleaned with water and left to dry and then were swabbedwith cotton soaked in 70% ethyl alcohol. The first threestreams ... staining and cultural characteristics, and for biochemical reactions. In cases of mixed growth, a new quarter sample was taken and reexamined. Where no growth was detected, plates werereincubated...

báo cáo khoa học: "The role of 18F-FDG-PET/CT in the preoperative staging and posttherapy follow up of gastriccancer:Comparison with spiral CT" docx

... programme again.Lesions in the lung in 1 patient and in the proximaljejunal segments of the intestine in another patient werenot FDG avid. So they were accepted as non malignant and no therapy indication ... gastrointestinal tract by usingnoninvasive imaging methods (US, CT, MR imaging, PET): a meta-analysis. Radiology 2002, 224(3):748-756.9. Lynch TB: Introduction. PET/CT in Clinical Practice Springer-Verlag ... analysis, documentation of the data,literature analysis and participated in drafting the manuscript. OK conceivedof the study, and participated in its design and coordination. All authorsread and...

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