... 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, whi...
Ngày tải lên: 26/10/2012, 09:48
... 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 fo...
Ngày tải lên: 03/11/2012, 11:11
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 are involved in the b inding of the UDP-galactose donor, t he residue W315 in the binding of the N-acetylglucosamine-b-p- nitrophenol acceptor, and the domain including E264 appears ... 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 he direct binding of the subs...
Ngày tải lên: 08/03/2014, 16:20
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 novo synthesis from b uilding blocks, glutamate, cysteine, and glycine, 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 cysteine sulfhydryls in protamine must form disulfide bond to package DNA into small sperm head d...
Ngày tải lên: 17/03/2014, 17:20
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 apparently playing a less important role in side-chain binding. Taken together, the results of this ... ternary com- plex to oxygen binding, thereby initiating catalysis and ensuring coupling of 2-oxoglutarate conversion to prime substrate oxidation. In the case of DAOCS it has been pr...
Ngày tải lên: 18/03/2014, 01:20
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 distinct cells. Polymeric IgA (pIgA) is produced by B-cells after assembly of light-, a- and joining (J)-chain [14]. SIgA is subsequently ... Norway; 2 Department of Pathology, Rikshospitalet, Norway; 3 Department of Biology, University of Oslo, Norway To establish stable cell lines that produce recombinant multisubunit p...
Ngày tải lên: 18/03/2014, 01:20
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-quinone skeleton at the active ... vivo. Oxidative deamination of lysine residue in BSA by carbohydrates The oxidative deamination of the e-amino groups of lysine residue via the Maillard reaction was assessed by the reactio...
Ngày tải lên: 31/03/2014, 08:20
Báo cáo y học: "The identification of eosinophilic gastroenteritis in prednisone-dependent eosinophilic bronchitis and asthma" potx
... a patient who likely has a lymphocytic variant of hypereosinophilic syndrome that resulted in eosinophilic infiltration of the gastroin- testinal tract, sinuses, and airway that contributed to variable ... unique association of eosinophilic gastrointestinal disease with eosinophilic bronchitis, asthma and chronic rhinosinusitis and some features of lymphocytic hypereosinophilic synd...
Ngày tải lên: 08/08/2014, 21:20
Báo cáo y học: "The prevalence of mental disorders in adults in different level general medical facilities in Kenya: a cross-sectional study" pot
... routine use of screening instruments to assist in making diagnoses. The importance of involving medical professionals at all levels is seen in the fact that even in the foreseeable future, Kenya ... was involved in interpretation of data. VNM participated in acquisition, analysis and interpreta- tion of data and was involved in drafting the manuscript. FAO-O participated...
Ngày tải lên: 08/08/2014, 23:21
Báo cáo khoa học: "A Corpus of Textual Revisions in Second Language Writing" pdf
... Regarding form, some argue that direct feedback (providing correc- tions) are more effective in improving the quality of writing than indirect feedback (pointing out an er- ror but not providing ... and Linguistics City University of Hong Kong {jsylee,ctjjw}@cityu.edu.hk Abstract This paper describes the creation of the first large-scale corpus containing drafts and fi- nal versions of...
Ngày tải lên: 16/03/2014, 20:20