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bách khoa y học mở

Báo cáo y học:

Báo cáo y học: "Molecular Virology of Hepatitis C Virus (HCV): 2006 Update"

Y học thưởng thức

... Staff Physician at the Department of Gastroenterology and Hepatology, University Hospital Freiburg, Germany. Since 2004 he is the head of the Division of Gastroenterology and Hepatology, Centre ... polymerase. Mol Cell 2005; 19: 111-22. Author biography Hubert E. Blum, MD, is the chairman of the Department of Gastroenterology and Hepatology, University Hospital Freiburg, Germany. His ... NS5B The key enzyme of the replicase that promotes synthesis of new RNA genomes is the NS5B RNA-dependent RNA polymerase (RdRp). NS5B is a tail-anchored protein, characterized by a transmembrane...
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Báo cáo y học:

Báo cáo y học: "Monte Carlo Commissioning of Low Energy Electron Radiotherapy Beams using NXEGS Software"

Y học thưởng thức

... D(d1-d5); Y( d1 )Y( d1-d3 )Y( d1-d3)X(d1-d5); Y( d1-d5)120P; Y( d2)P; D(d2); P; D(d2); P; D(d2); P; D(d1-d4); Y( d1 )Y( d1-d3 )Y( d1-d3)X(d1-d5); Y( d1-d5)Total ... D(d2); Y( d2,d5)P; D(d1);X(d3,d4); P; D(d2); X(d3,d4)P; D(d1-d4); P; D(d1-d5); Y( d1,d2,d5 )Y( d1,d2,d5)X(d1-d5); Y( d1-d5)X(d1-d5); Y( d1-d5)110P; Y( d2)P; ... given by only the first two primary rows of the table. One readily sees from the table that for each beam we use as few as six and as many as 48 scans to perform the commissioning, a process yielding...
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Tài liệu Báo cáo Y học: Molecular modeling of the dimeric structure of human lipoprotein lipase and functional studies of the carboxyl-terminal domain docx

Tài liệu Báo cáo Y học: Molecular modeling of the dimeric structure of human lipoprotein lipase and functional studies of the carboxyl-terminal domain docx

Báo cáo khoa học

... endothelial lipase [1,2]. Theprimary function of LPL is triglyceride hydrolysis intriglyceride-rich lipoproteins, such as chylomicron and verylow density lipoprotein (VLDL) particles, which ... the MARKIT-F LPL kit, andchromatography fractions were analyzed by Western blotting withLPL polyclonal antibody 7640 (B).Fig. 2. Heparin affinity of wild-type and basic amino acid–substitutedLPL. ... purified from aprokaryotic system were eluted from the heparin affinitycolumn at extremely low efficiency, the proteins produced inthe in vitro system were measured for heparin affinity(Table 1). The...
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Báo cáo Y học: Modulation of the oligomeric structures of HIV-1 retroviral enzymes by synthetic peptides and small molecules pptx

Báo cáo Y học: Modulation of the oligomeric structures of HIV-1 retroviral enzymes by synthetic peptides and small molecules pptx

Báo cáo khoa học

... [20]Palmitoyl-Thr-Val-Ser-Tyr-Glu-Leu-OH 0.5 Kinetic analysis [20]Palmitoyl-Tyr-Glu-Leu-OH 0.15 Kinetic analysis [21]Palmitoyl-Tyr-Glu-(L-threonine)-OH 0.05 Kinetic analysis [21]Palmitoyl-Tyr-Glu-(p-biphenyl-alanine)-OH ... the ribo-nuclease H and DNA polymerase activities of HIV-1 reversetranscriptase by N-(4-tert-butylbenzoyl)-2-hydroxy-1-naphthalde-hyde hydrazone. Biochemistry 36, 3179–3185.57. Arion,D.,Sluis-Cremer,N.,Min,K ... immunodeficiency virus type 1reverse transcriptase dimer destabilization by 1-[spiro[4¢-amino-2¢,2¢-dioxo-1¢,2¢-oxathiole-5¢,3¢-[2¢,5¢-bis-O-(tert-butyldimethylsi-lyl)-beta-D-ribofuranosyl]]]-3-ethylthymine....
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Báo cáo Y học: Molecular cloning, bacterial expression and properties of Rab31 and Rab32 docx

Báo cáo Y học: Molecular cloning, bacterial expression and properties of Rab31 and Rab32 docx

Báo cáo khoa học

... coupledto keyhole limpet haemocyanin via their endogenous(Rab31) or added (Rab32, Rab11A) cysteine residues, using4-(N-maleimidomethyl) cyclohexane-1-carboxylate. Rabbitswere immunized by intradermal ... hydrolysis in t he absence orpresence of cytosol containing GAP activity [43]. Moreover,Rab25 has considerable GTPase activity [43], although thecorresponding glutamine residue is naturally ... columns or antibody af®nity-puri®ed on an UltraLink I odoacetyl column containingcovalently bound peptide. Bound antibody was visualizedusing horse-radish peroxidase-conjugated donkey anti-(rabbit...
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Báo cáo Y học: Molecular cloning and characterization of isomultiflorenol synthase, a new triterpene synthase from Luffa cylindrica, involved in biosynthesis of bryonolic acid ppt

Báo cáo Y học: Molecular cloning and characterization of isomultiflorenol synthase, a new triterpene synthase from Luffa cylindrica, involved in biosynthesis of bryonolic acid ppt

Báo cáo khoa học

... by b-amyrin synthase than to that bycycloartenol synthase, an isomultiflorenol synthase isexpected to share greater sequence similarity with b-amyrinsynthase. In this study, we used the Glycyrrhiza ... of Luffa cylindrica Roem. byheterologous hybridization with cDNA of Glycyrrhizaglabra b-amyrin synthase. Expression of LcIMS1 in yeastlacking endogenous oxidosqualene cyclase activity resultedin ... N.,Ikeshiro, Y. , Kushiro, T., Shibuya, M. & Ebizuka, Y. (2001)Cloning and characterization of a cDNA encoding b-amyrinsynthase involved in glycyrrhizin and soyasaponin biosynthesis inlicorice....
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Báo cáo Y học: Monoterpene biosynthesis in lemon (Citrus limon) cDNA isolation and functional analysis of four monoterpene synthases pot

Báo cáo Y học: Monoterpene biosynthesis in lemon (Citrus limon) cDNA isolation and functional analysis of four monoterpene synthases pot

Báo cáo khoa học

... monoterpene hydrocarbonsfrom [1-3H]neryl pyrophosphate and [1-3H]geranyl pyrophosphateby soluble enzymes from Citrus limonum. Arch. Biochem. Biophys.180, 318–327.19. Maruyama, T., Ito, ... signals (only 16–18% identity) and thecoding sequences (only 48–51% identity), suggesting thatthey have evolved separately.This is confirmed by the phylogenetic analysis (Fig. 2).The separate ... Cybernetics, Plant Research International, Wageningen, the Netherlands;2University of Wu¨rzburg,Chair of Food Chemistry, Germany;3Laboratory of Plant Physiology, Wageningen University,...
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Báo cáo Y học: Molecular mechanisms underlying SHP-1 gene expression potx

Báo cáo Y học: Molecular mechanisms underlying SHP-1 gene expression potx

Báo cáo khoa học

... activityin SKOV3 cells.In our EMSA analyses, aside from the shifted band thatcontained USF1 and USF2, we observed other shiftedbands (X and Y) . As bands X and Y were only partiallyinhibited by ... Research Institute, University Health Network, Toronto, Ontario,Canada;2Laboratory of Gynecologic Oncology, Department of Obstetric Gynecology and Reproductive Biology, Brigham andWomen’s Hospital, ... tyrosine kinases and phosphatasesare the key players in the regulation of protein tyrosinephosphorylation. Among the known protein tyrosinephosphatases, SHP-1 and SHP-2 are distinguished by...
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Báo cáo Y học: Molecular interaction of neutral trehalase with other enzymes of trehalose metabolism in the fission yeast Schizosaccharomyces pombe pdf

Báo cáo Y học: Molecular interaction of neutral trehalase with other enzymes of trehalose metabolism in the fission yeast Schizosaccharomyces pombe pdf

Báo cáo khoa học

... metabolism is the hydro-lysis of trehalose to glucose. This is catalyzed by the enzymeneutral trehalase (NTH1), whose activity is regulatedby phosphorylation of the enzyme protein at serine ... 2B, affinity-purified Ntp1p–Ha6H from growing cellsdisplayed a typical pattern of neutral trehalase activity,with low level of enzyme activity in unstressed cells thatincreases strongly upon stress. ... disaccharidetrehalose is carried out by several enzymes that are widelydistributed and conserved among prokaryotes and eukary-otes. One probable reason for this conservation is the abilityof trehalose to function...
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TỔNG QUAN Y HỌC MÔI TRƯỜNG potx

TỔNG QUAN Y HỌC MÔI TRƯỜNG potx

Sức khỏe giới tính

... đai Lửa Thái Bình Dương, nơi thường xuyên chịu ảnh hưởng của núi lửa hoạt động. Trong số n y hoạt động mạnh nhất là ngọn Mayon cao 2.464 m. Núi lửa n y từng phun trào 49 lần kể từ khi được ... trong lịch sử năm 1616 và lần g y thiệt hại nặng nhất là năm 1814, khi nó làm chết hơn 1.200 người. Lần phun trào nham thạch quy lớn gần đ y nhất của Mayon là năm 1993. ... Philippines quyết định nâng mức báo động 3 đối với Mayon, mức cảnh báo núi lửa sẽ phun trào mạnh trong vòng vài tuần hoặc vài ng y sắp tới. 24Núi lửa Ambrym tại Vanuatu thuộc Nam Thái Bình dương 33Cận...
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Báo cáo Y học: Molecular cloning of columbamine O-methyltransferase from cultured Coptis japonica cells pot

Báo cáo Y học: Molecular cloning of columbamine O-methyltransferase from cultured Coptis japonica cells pot

Báo cáo khoa học

... CoOMT and the biosyntheticenzymes involved in benzylisoquinoline alkaloid biosynthe-sis, including berberine bridge enzyme [28–30] and (S)-N-methylcoclaurine 3¢-hydroxylase (CYP80B1) [31], also ... S-adenosyl-L-methionine:coclaurine N-methyltransferase; 4¢OMT, S-adenosyl-L-methionine:3¢-hydroxy-N-methylcoclaurine 4¢-O-methyltransferase; SMT,S-adenosyl-L-methionine:scoulerine 9-O-methyltransferase; ... M.H. (1990) S-adenosyl-L-methionine:3¢-hydroxy-N-methyl-(S) -coclaurine-4¢-O-methyltransferase, aregio- and stereoselective enzyme of the (S)-reticuline pathway.Phytochemistry 29, 3505–3511.12....
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Báo cáo Y học: Monitoring the structural consequences of Phe12 fi D-Phe and Leu15 fi Aib substitution in human/rat corticotropin releasing hormone Implications for design of CRH antagonists pdf

Báo cáo Y học: Monitoring the structural consequences of Phe12 fi D-Phe and Leu15 fi Aib substitution in human/rat corticotropin releasing hormone Implications for design of CRH antagonists pdf

Báo cáo khoa học

... angle almost typical for the 310helix.In this region of the polypeptide chain, the secondarystructure is characterized also by the OiHNi þ 3hydrogenbonds, found in all 40DYANAstructures ... Cushing’s syndrome, inflammatory dis-eases, pre-eclampsia or preterm labour, anxiety and depres-sion and a potentially great number of other disorders.We have previously described the synthesis ... residue) inDYANAstructural calculations [31]. Appropriate pseudo-atom corrections were applied to methylene and methylhydrogens that were not stereospecifically assigned [32].a-Aminoisobutyrilo...
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Giáo trình hóa đại cương - Đào Việt Hùng-ĐH Bách Khoa, Đại học Đà Nẵng pdf

Giáo trình hóa đại cương - Đào Việt Hùng-ĐH Bách Khoa, Đại học Đà Nẵng pdf

Cao đẳng - Đại học

...  y (bão hoà). Các nguyên t chuyn tip c chia thành 3 nhóm: 1. Nhóm c bn hay còn gi là nhóm d gm có 3 d y vi mi d y 10 nguyên t: - D y 3d: 21Sc (Scandi) → 30Zn (Km) - D y ... - Xenon) trên 5p. Gia các nguyên t s và p n y các nguyên t chuyn tip d y 4d: 39 Y (Ytri) → 48Cd (Cadimi). 3.1.6. Chu kỳ 6. Chu k n y gm có 32 nguyên t. S phân b in t  các ... tích trong nguyên t ca 2 nguyên t n y  trng thái c bn bng không. 4 Chương 1 MỞ ĐẦU 1.1. HOÁ HỌC VÀ NHIỆM VỤ CỦA HOÁ HỌC: Hoá hc là mt trong nhng môn khoa hc c bn...
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