Báo cáo Y học: Biosynthesis of vitamin B2 An essential zinc ion at the catalytic site of GTP cyclohydrolase II ppt
... in the biosyn- thetic pathways of tetrahydrofolate and tetrahydrobiopterin [3,4]. GTP cyclohydrolase II catalyzes the hydrolytic release of C8 of GTP accompanied by the release of pyrophosphate from ... incubated at 30 °C. Spectra were recorded at intervals of 75 s. Fig. 4. Formation of products from deoxyGTP by GTP cyclohydrolase II. Table 4. Catalytic a...
Ngày tải lên: 23/03/2014, 21:20
... somewhat in some of the mutants. The signal of DEF-A was similar to that of the wild-type, but those of other mutants were approximately 90% (DEF-C and DEF-D) and 77% (DEF-B) of the wild- type. The ... affected the p26olf conformation in the DEF-B mutant. The CD signal change at 222 nm was expressed as a function of the Ca 21 concentration in each mutant, and...
Ngày tải lên: 24/03/2014, 04:21
... theorized: that CNE turnover and resulting vacancy rates cause costly repercussions to an organization’s financial health and the quality of care delivered; and, that or- ganizational effectiveness ... de- stroyed after computer entry. Only the PI, statistician, and GRA had access to the data. Due to lack of iden- tification with the subject base, no thank you letters were...
Ngày tải lên: 26/10/2012, 08:57
Báo cáo y học: "TPO, but not soluble-IL-6 receptor, levels increase after anagrelide treatment of thrombocythemia in chronic myeloproliferative disorders"
... changes of TPO or sIL-6R concentrations, on the other. Neither were there any significant correlations between changes of TPO or sIL-6R concentrations. Plasma anagrelide concentrations at 6 ... that serum levels of TPO, the major cytokine involved in the regulation of mega- karyocyte and platelet growth and release, was raised at six months of anagrelide treatment; co...
Ngày tải lên: 03/11/2012, 10:52
Báo cáo y học: "Placenta Percreta-Induced Uterine Rupture Diagnosed By Laparoscopy in the First Trimester"
... history of Cesarean section. Other risk factors in- clude placenta previa; high parity; advanced maternal age; and a history of endometriosis, dilatation and curettage, myomectomy, or irradiation ... [12, 13]. In the present case, the patient had no history of Cesarean section but had 2 spontaneous abortions treated by dilatation and curettage. Fluid collection during pregnanc...
Ngày tải lên: 25/10/2012, 10:56
Báo cáo y học: "introduction to special issue on Eye and Zoonosis – from the guest editors"
... Service of the University of Parma (Italy) • Introduction into Pathology of Ocular Zoonoses • Local epidemiology and clinical manifestations of Lyme disease • Ocular manifestations of Lyme borreliosis ... Ocular manifestations of Rickttesiosis: 1. Medi- terranean Spotted Fever: laboratory analysis and case reports • Ocular manifestations of Rickttesiosis: 2. Retinal inv...
Ngày tải lên: 03/11/2012, 11:11
Tài liệu Báo cáo khoa học: What makes biochemical networks tick? A graphical tool for the identification of oscillophores ppt
... tability a nalysis o f enzyme systems [20], and to the analysis of concentration oscillations in enzyme cycles [21]. In this paper, the graph-theoretical stability analysis developed b y C larke ... during the past few years because of the importance of oscillatory signaling for various biological functions. Oscillations in glycolysis [1,2], oscillations of Ca 2+ concen- tra...
Ngày tải lên: 19/02/2014, 16:20
Tài liệu Báo cáo khoa học: "A Method for Correcting Errors in Speech Recognition Using the Statistical Features of Character Co-occurrence" pptx
... integrating recognition and translation into a speech translation system, the development of the following processes is therefore important: (1) detection of errors in speech recognition results; ... the correct expressions can be estimated frequently by the row of characters before and after the erroneous sections of the sentence. This means that we are involuntarily...
Ngày tải lên: 20/02/2014, 18:20
Tài liệu Báo cáo khoa học: Casein kinase 2 specifically binds to and phosphorylates the carboxy termini of ENaC subunits ppt
... mutagenesis kit (Stratagene) and verified by sequencing. Extraction of rat colon cytosol, its fractionation by ion exchange chromatography and phos- phorylation of GST–ENaC fusion proteins by either Correspondence ... 4555 and the identification of cytosolic fractions that incorporate 32 P into the C termini of b and cENaC [13,15,22–24]. Detailed fractionation of rat colon cytos...
Ngày tải lên: 21/02/2014, 03:20
Báo cáo khoa học: Transthyretin and familial amyloidotic polyneuropathy Recent progress in understanding the molecular mechanism of neurodegeneration pdf
... Characteriza- tion of the transthyretin acid denaturation pathways by analytical ultracentrifugation: implications for wild- type, V30M, and L55P amyloid fibril formation. Bio- chemistry 37, 17851–17864. 111 ... heparan sulfate (HS), der- matan sulfate, keratan sulfate and chondroitin sulfate, which differ in the structure of the carbohydrate backbone and in the extent of sulfati...
Ngày tải lên: 07/03/2014, 10:20