Báo cáo y học: "Effective detection of rare variants in pooled DNA samples using Cross-pool tailcurve analysis" ppsx
Báo cáo y học: "Phylogenetic detection of numerous gene duplications shared by animals, fungi and plants" ppsx
... analysis of the cyclin family in Arabidopsis andcomparative phylogenetic analysis of plant cyclin-like proteins. PlantPhysiol 2004, 135:1084-1099.41. Xu G, Ma H, Nei M, Kong H: Evolution of ... UniversityPark, Pennsylvania 16802, USA.4State Key Laboratory of Genetic Engineering,School of Life Sciences, Fudan University, Handan Road, Shanghai 200433,PR China.5Institute of Plant Biology, ... thatearly eukaryotes had significantl y more gene duplicatio nFigure 1 Alternative views of the eukaryotic phylogeny andthe design of phylogentic analysis. (a) The ‘crown-stem’ topology of eukaryotic...
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Báo cáo y học: "A case of mistaken identity: Asystole causing convulsions identified using implantable loop recorder"
... This case graphically illustrates the utility of the ILR in establishing the cause of recurrent unexplained TLOC. In addition the tracing demonstrates an inter-esting sequence of complete heart ... recorder. Khalil Kanjwal, Beverly Karabin, Yousuf Kanjwal, Blair P Grubb Electrophysiology Section, Division of Cardiology. Department of Medicine, The University of Toledo Medical Center, Health ... activity lasting from 1-5 minutes associated with urinary in- continence. The loss of consciousness could last for 30 to 45 minutes. Afterwards the patient was confused and fatigued for the remainder...
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Báo cáo y học: "Comparative study of control selection in a national population -based case-control study: Estimating risk of smoking on cancer deaths in Chinese men"
... by comparing the consistency between the new design and a routine control selection design in a large case-control study that was incorporated into a nationwide mortality survey in China in ... bias may have some effect on our results. Second, 5.7% of urban and 13.5% of rural cancer deaths in our study were diagnosed only by clinical experience, or inference after dying, which may result ... similarly affect assessment of smoking habits in the control group,1 however, insisting on a dead control group violates the study base principle, since the base consists of living sub-jects. In...
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Báo cáo y học: "Ocular manifestations of Lyme borreliosis in Europe"
... disease because of the positive serology for Borrelia revealed that three patients actually developed demyelinating syndromes. [5] Figure 1: Tick among the eyelashes (courtesy of Dr. N. Massaro; ... expanding clinical spectrum of ocular Lyme borreliosis. Ophthalmology 2000; 107:581-587 3. Boyé T. What kind of clinical, epidemiological, and biological data is essential for the diagnosis of ... cause of ocular in- flammation, features must include occurrence in an endemic zone; and/or the report of contact with a tick or of previous erythema migrans; positive serology with presence of...
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Tài liệu Báo cáo khoa học: "Automatic Detection of Nonreferential It in Spoken Multi-Party Dialog" doc
... for each of their syntactic patterns individually. The firstthing to note is that 41.3% of the instances of non-referential it in their corpus do not comply withany of the patterns they use, ... very similarto those used by Evans (2001). Using an SVM ma-chine learning approach, Clemente et al. (2004)obtain an accuracy of 95.5% (majority base line:approx. 56%). They do not report any ... obtain a precision of 82% and a recall of 71% using a memory-basedmachine learning approach, and a similar preci-sion but much lower recall (42%) using a decisiontree classifier. In summary,...
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Báo cáo Y học: Functional assignment of motifs conserved in b1,3-glycosyltransferases A mutagenesis study of murine UDP-galactose:b-N-acetylglucosamine b1,3-galactosyltransferase-I pptx
... W101 and W162 areinvolved in the b inding of the UDP-galactose donor, t heresidue W315 in the binding of the N-acetylglucosamine-b-p-nitrophenol acceptor, and the domain including E264appears ... b1,3-N-acetylglucosaminyltransferases,thereby suggesting that they are more likely involved in mediating the b1,3-linkage speci®city r ather than in t hedirect binding of the substrates. The loss of activity seen in the DXD mutant (D177A-D179A-F181A) ... .D. (2001 )Biosynthesis of the linkage region of glycosaminoglycans: c loningand activity of galactosyltransferase II, the sixth member of theb1,3galactosyltransferase f amily (b3GalT6). J....
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Báo cáo Y học: The expression of glutathione reductase in the male reproductive system of rats supports the enzymatic basis of glutathione function in spermatogenesis doc
... glutathione(GSH) are ma intained by two s ystems. One is de novosynthesis from b uilding blocks, glutamate, cysteine, andglycine, via two ATP-con suming s teps involving c-g lut-amylcysteine synthetase ... transit proteins during spermio-genesis, is rich in both arginine and cysteine. The cysteinesulfhydryls in protamine must form disulfide bond topackage DNA into small sperm head during the maturationprocess. ... at 10 000 g for20 min at 4 °C, were subjected to protein analyses andenzyme assays.Enzyme assayGR activity was determined spectrophotometrically bymeasuring the rate of NADPH oxidation at...
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Báo cáo Y học: The role of arginine residues in substrate binding and catalysis by deacetoxycephalosporin C synthase potx
... carboxyl group of the a-aminoadipoyl- side-chain of penicillin N (1), with arginines 74 and 75 apparentlyplaying a less important role in side-chain binding. Takentogether, the results of this ... deacetylcephalosporin C; DACS, deacetylcephalosporin C synthase; DAOC, deacetoxycephalosporin C; DAOCS,deacetoxycephalosporin C synthase; Dnase 1, deoxyribonuclease 1; EDTA, ethylenediaminetetraacetic ... ternary com-plex to oxygen binding, thereby initiating catalysis andensuring coupling of 2-oxoglutarate conversion to primesubstrate oxidation. In the case of DAOCS it has been previously shown...
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Báo cáo Y học: Balanced expression of single subunits in a multisubunit protein, achieved by cell fusion of individual transfectants docx
... composed of four different polypeptide chains produced by two distinctcells. Polymeric IgA (pIgA) is produced by B-cells afterassembly of light-, a- and joining (J)-chain [14]. SIgA issubsequently ... Norway;2Department of Pathology, Rikshospitalet, Norway;3Department of Biology,University of Oslo, NorwayTo establish stable cell lines that produce recombinantmultisubunit proteins, it ... removedcompletely. The pellet was broken by gently tapping on thebottom of the tube and placed in a 37 °C water-bath.Prewarmed 0.5 mL of 50% poly(ethylene glycol) 1500(Boehringer Mannheim, Germany) was...
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Báo cáo Y học: Oxidative deamination of lysine residue in plasma protein of diabetic rats Novel mechanism via the Maillard reaction pdf
... are connective tissue proteins, to form a-aminoadi-pic-d-semialdehyde [20]. Lysyl oxidase has a lysine tyrosyl-quinone (LTQ) cofactor consisting of an amino-o-quinoneskeleton at the active ... vivo.Oxidative deamination of lysine residue in BSA by carbohydratesThe oxidative deamination of the e-amino groups of lysineresidue via the Maillard reaction was assessed by thereaction of BSA with ... Characterization of the native lysine tyrosyl-quinone cofactor in lysyl oxidase by Raman spectroscopy. J. Biol.Chem. 272, 28841–28844.23. Akagawa, M. & Suyama, K. (2001) Characterization of a modelcompound...
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