Báo cáo y học: " Protection from pulmonary ischemia-reperfus

Báo cáo y học: " Protection against H1N1 influenza challenge by a DNA vaccine expressing H3/H1 subtype hemagglutinin combined with MHC class IIrestricted epitopes" ppsx

... sera.(A)pV-H3HA detected by H3+ serum, (B) pV-H1HA1 detected by H1+ serum, (C) pV-H3-H1 detected by H3+ serum, (D) pV-H3-H1 detected by H1+ serum, (E) pV-H3-EHA-H1 detected by H3+ serum, (F) pV-H3-EHA-H1 detected by ... day, the splenocytes were discarded, and the plates we re extensively washed with pre-chilled PBS. IFN-g spots were detected by a biotinylated anti-mouse IFN-g s...

Ngày tải lên : 11/08/2014, 21:21

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Báo cáo Y học: tRNA-dependent amino acid discrimination by yeast seryl-tRNA synthetase pdf

... speciﬁcally deacy- lates Ile–tRNA Phe [13], and alanyl-tRNA synthetase (AlaRS) has been shown to hydrolyze misactivated serine and glycine [14]. Escherichia coli lysyl-tRNA synthetase (LysRS) hydrolyzes ... Escherichia coli leucyl-tRNA synthetase prevents hydrolytic editing of leucyl-tRNA Leu . Biochemistry 40, 5376–5381. 13. Yarus, M. (1972) Phenylalanyl-tRNA synthetase and isoleucyl- tRNA P...

Ngày tải lên : 31/03/2014, 08:20

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Báo cáo y học: " Polysaccharides from the root of Angelica sinensis protect bone marrow and gastrointestinal tissues against the cytotoxicity of cyclophosphamide in mice

... subcutaneously once daily) on white blood cell (WBC) number in cyclophosphamide (CY)-treated mice. CY was given subcutaneously (200 mg/kg) at day 0 and day 7 and AP was also injected subcutaneously once ... mucosa by CY administration was found to be c-Myc and ODC- dependent (Fig 4B and 4C respectively). CY is the non-cytostatic drug that acts non-specifically on both tumor cells and...

Ngày tải lên : 02/11/2012, 10:19

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Báo cáo Y học: ORF6 from the clavulanic acid gene cluster of Streptomyces clavuligerus has ornithine acetyltransferase activity potx

... closure catalysed by b-lactam synthetase (BLS/ORF3) [6–8]. Hydroxylation by clavaminic acid synthase (CAS/ORF5), followed by hydrolysis of the guanidino side-chain catalysed by proclavaminate amidino hydrolase ... is catalysed by OAT (also know as ARGJ), which transfers an acetyl group from N-acetylornithine to glutamate. Hence, once the pathway is initiated from glutamate and a...

Ngày tải lên : 08/03/2014, 22:20

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Báo cáo Y học: Ferritin from the spleen of the Antarctic teleost Trematomus bernacchii is an M-type homopolymer doc

... purchased from the f ollowing suppliers: Asp-N endoproteinase and trypsin from Roche Diagnostics Corporation; pepsin and 4-vinylpyridine from Sigma; CNBr from Fluka; guanidinium chloride (recrystal- lized ... S., Kajiwara, H., Takagi, Y. & Tsunasawa, S. (1993) Microsequence analysis of the N-terminally blocked proteins immobilized on polyvinylidene diﬂuoride membrane by western...

Ngày tải lên : 08/03/2014, 23:20

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Báo cáo Y học: Hemocyanin from the keyhole limpet Megathura crenulata (KLH) carries a novel type of N-glycans with Gal(b1–6)Man-motifs doc

... Glycan chains were enzymati- cally liberated from tryptic glycopeptides, pyridylaminated and separated by two-dimensional HPLC. Only neutral oligosaccharides were obtained and characterized by ... analyses, glycans were sequentially released by enzyme treatment. Following reduction and carboxymethylation, the glycoprotein was ﬁrst digested with trypsin. The total pool of tryptic glyco...

Ngày tải lên : 31/03/2014, 08:20

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Báo cáo Y học: Inhibition of SERCA Ca2+ pumps by 2-aminoethoxydiphenyl borate (2-APB) 2-APB reduces both Ca2+ binding and phosphoryl transfer from ATP, by interfering with the pathway leading to the Ca2+-binding sites ppt

... permeability studies The effect of 2-APB on membrane permeability was monitored by assessing the quenching of calcein dye trapped in egg phosphatidylcholine liposomes by Co 2+ , as described by Longland ... phosphoryl transfer from ATP (by 35%), without inhibiting nucleotide binding. Activity studies performed using mutant Ca 2+ -ATPases show that Tyr837 is critical for the inhibitio...

Ngày tải lên : 31/03/2014, 23:20

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Báo cáo Y học: GNA33 from Neisseria meningitidis serogroup B encodes a membrane-bound lytic transglycosylase (MltA) pdf

... moiety is transferred to H 2 O, cleavage by lytic transglycosylases is followed by an intramolecular transgly- cosylation [10]. In this reaction, the glycosidic linkage between the muramyl and ... of lysozyme-like enzymes that catalyze cleavage of the b-1,4-glycosidic bond between N-acetylmuramic acid (MurNAc) and N-acetyl glucosamine (GlcNAc). However, unlike lysozyme where the glycosyl...

Ngày tải lên : 31/03/2014, 23:20

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$Báo cáo y học: "Switching from serotonin reuptake inhibitors to agomelatine in patients with refractory obsessive-compulsive disorder: a 3 month follow-up case series" doc$

Báo cáo y học: "Switching from serotonin reuptake inhibitors to agomelatine in patients with refractory obsessive-compulsive disorder: a 3 month follow-up case series" doc

... relationship with axillary temperature, physical activity, and clinical symptoms. Biol Psychiatry 1998, 44:874-881. 15. Lôo H, Daléry J, Macher JP, Payen A: Pilot study comparing in blind the therapeutic ... tur- bancesatbaselinebutnotattheendpoint,showeda clinically significant OC improvement (Y- BOCS reduce by ≥35%). Interestingly, patients largely unchanged within the 3 month trial with...

Ngày tải lên : 09/08/2014, 01:21

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Báo cáo y học: "Distinction from NSAIDs becoming blurred" pps

... COX-2 Commentary COX-2: Where are we in 2003? Distinction from NSAIDs becoming blurred Richard Day Clinical Pharmacology and Rheumatology, St Vincent’s Hospital and University of New South Wales, Sydney, ... very much less likely than conventional NSAIDs to be associated with hypersensitivity reactions in patients with known hypersensitivity to aspirin [22–24]. However, because of the heter...

Ngày tải lên : 09/08/2014, 01:21

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Báo cáo y học: " Protection from pulmonary ischemia-reperfusion injury by adenosine A2A receptor activation" pdf

Báo cáo y học: " Protection against H1N1 influenza challenge by a DNA vaccine expressing H3/H1 subtype hemagglutinin combined with MHC class IIrestricted epitopes" ppsx

Báo cáo Y học: tRNA-dependent amino acid discrimination by yeast seryl-tRNA synthetase pdf