Báo cáo y học: "Activity of the cyclooxygenase 2-prostagland

Báo cáo y học: "Activity of the cyclooxygenase 2-prostaglandin-E prostanoid receptor pathway in mice exposed to house dust mite aeroallergens, and impact of exogenous prostaglandin E" pot

... pre-clinical settings, and has encour- aged investigators to further analyze the underlying mechanisms in vitro and in vivo [7-9]. The roles of endogenous PGE 2 and of fluctuations in cyclooxygenase ... receptor (PGE 2 receptor) expression shown in vitro [21,22], may have a profound impact on the ability of exogenous PGE 2 to modulate the murine airw...

Ngày tải lên : 11/08/2014, 08:22

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Báo cáo Y học: Effect of the disease-causing mutations identiﬁed in human ribonuclease (RNase) H2 on the activities and stabilities of yeast RNase H2 and archaeal RNase HII pot

... of the protein without seriously affecting the substrate binding afﬁnity. Binding analyses using BIAcore system To examine whether the mutation of Gly10 to Leu or Pro affects the substrate binding ... as a single polypeptide, we were able to gain more insight into the effects of the glycine residue near the active site of the protein. We showed that the mutatio...

Ngày tải lên : 17/03/2014, 17:20

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Báo cáo y học: "Osteoradionecrosis of the cervical spine presenting with quadriplegia in a patient previously treated with radiotherapy for laryngeal cancer: a case report" docx

... consisted of stripping of the vocal cord and a full course of postoperative external beam radiotherapy for 30 treatments in 43 days - right and left lateral wedged fields totalling 6600cGy to the larynx ... Osteoradionecrosis of the hyoid presenting as a cause of intractable neck pain following radiotherapy and the role of magnetic resonance image scanning to a...

Ngày tải lên : 11/08/2014, 17:21

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Báo cáo y học: " Deletion of the meq gene significantly decreases immunosuppression in chickens caused by pathogenic marek’s disease virus" pptx

... pp38 is involved in early cytolytic infection of lymphocytes, but not the induction of tumors [11]. Recently studies showed that the mechanism of attenuation of MDV does not involve the 132 bp repeat ... bursa to the whole body were deter mined [4]. Bursa and thymus of the surviv ing birds of each group were collected on days 28 p.i. and fixed in buffered 10% f...

Ngày tải lên : 11/08/2014, 21:21

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Báo cáo y học: "Expression of the α7 nicotinic acetylcholine receptor in human lung cells" pdf

... receptor, it was necessary to show if expression of the α7 nicotinic acetylcholine receptor protein in seen in these cell lines. Using a specific anti- body for the α7 nicotinic acetylcholine receptor ... nitrosamine, 4(methylnitrosamino)-1-(3-pyridyl)- 1-butanone (NNK), is a high affinity agonist for the α7 nicotinic acetylcholine receptor (α7 nAChR) [5]. Binding of NN...

Ngày tải lên : 12/08/2014, 18:21

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Báo cáo y học: "Mechanism of the chromosome-induced polar body extrusion in mouse eggs" potx

... formation and cortical actomyosin assembly into special cap and ring structures in the cortex of the oocyte. The spindle and the cortical cap/ring interact to generate mechanical forces, leading to ... mitosis and meiosis with regard to the ability of the anaphase spindle midzone to induce cytokinetic furrows. It seems that the furrow- inducing ability by...

Ngày tải lên : 13/08/2014, 18:21

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Báo cáo y học: "Comparison of the oxidative phosphorylation (OXPHOS) nuclear genes in the genomes of Drosophila melanogaster, Drosophila pseudoobscura and Anopheles gambiae" docx

... surely allow a better understanding of the evolutionary history of a set of genes that control a basic biological function, and also offer interesting insights into the mechanisms of their coordinated expression. ... distribu- tion, ranging from hundreds to thousands of base-pairs [30- 32]. Of the introns that interrupt the coding sequence in the 78 OXPHOS genes in...

Ngày tải lên : 14/08/2014, 14:21

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báo cáo hóa học:" Role of the VEGF-Flt-1-FAK pathway in the pathogenesis of osteoclastic bone destruction of giant cell tumors of bone" pptx

... paracrine and autocrine mechanisms, the secreted VEGF activates the VEGF-Flt-1-FAK pathway. The activation of this signaling pathway might be involved in the migration of these cells into the lesion ... of pY-Flt-1 and pY-FAK in GCT samples, the staining intensity of each specimen was scored as follows: 1 (weak staining; less than 10% of the cells were posit...

Ngày tải lên : 20/06/2014, 04:20

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báo cáo hóa học:" Role of the VEGF-Flt-1-FAK pathway in the pathogenesis of osteoclastic bone destruction of giant cell tumors of bone" potx

... mono- cyte-like cells may induce the tyrosine phosphorylation of FAK in cells within GCTs. Correlation between the clinical stage and pY-Flt-1 and pY-FAK expression in GCTs To determine the biological ... streptavidin. The signals were detected using 3-amino-9-ethylcarbazole in N,N-dimethylformamide. To examine the pY-Flt-1 and pY-FAK levels in GCT samples, the...

Ngày tải lên : 20/06/2014, 07:20

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Tài liệu Báo cáo Y học: Analyses of the CYP11B gene family in the guinea pig suggest the existence of a primordial CYP11B gene with aldosterone synthase activity docx

... the proteins of the CYP11B subfamily catalysing the last biosynthetic steps are the key enzymes for the synthesis of both mineralocorticoids and glucocorticoids. From molecular cloning of the corresponding ... decrease in the activity for the 11b-hydroxylase, CYP11B1. Intriguingly, however, the 11b-hydroxylase activity of the aldosterone synthase CYP11B2 was ba...

Ngày tải lên : 22/02/2014, 07:20

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