Tài liệu Báo cáo khoa học: DNA adenine methylation changes dramatically during establishment of symbiosis pdf

... adenine methylation H. Ichida et al. 962 FEBS Journal 274 (2007) 951–962 ª 2007 The Authors Journal compilation ª 2007 FEBS DNA adenine methylation changes dramatically during establishment of ... bacter- ial DNA adenine methylation status changes during the establishment of the symbiotic relationship and may contribute to the regulation of plant–microbe in...

Ngày tải lên: 19/02/2014, 02:20

... first investigated the biological activity of MIH and CHH during precisely timed stages of the moult cycle of Carcinus to determine changes in: (a) potency of these peptides in repressing ecdysteroid ... reduction in MIH content of the SG, relative to CHH, during late premoult. Expression patterns of MIH and CHH in the X-organ during the moult cycle Expression patterns of...

Ngày tải lên: 21/02/2014, 00:20

... groups on DNA affect the structure of DNA and the interaction of other proteins and enzymes with local nucleosomes [2,60]. Methylation of DNA ( Me CpG-) brings about a general hydra- tion of DNA [61], ... between depletion of H3K4Me2 and regions of DNA methylation, and pro- posed that DNA methylation dictates a closed chroma- tin structure devoid of H3K4Me2 [59]...

Ngày tải lên: 18/02/2014, 14:20

... targets). Effects of DNA cis-platination on sequence- specific DNA binding of p73 proteins We tested the influence of DNA modification with cisplatin on the binding of two p73 isoforms, p73d and p73b, ... stability of the p53 DNA complexes [10]. In addition, interactions of the p53 protein with cer- tain response elements can be controlled by changes in DNA topology induci...

Ngày tải lên: 19/02/2014, 05:20

... l M of OsDmc1 in absence of ATP; (2) with 1.25 lM of OsDmc1 in presence of 2.0 m M of AMP-PNP; (3) with 1.25 lM of OsDmc1 in presence of 2.0 mM ATP-c-S; (4) with 1.25 lM of OsDmc1 in presence of ... reaction. FRET changes were unaffected by the steps of deproteinization following OsDmc1 reaction, suggesting that the assay results reflected stable events involving exchange...

Ngày tải lên: 19/02/2014, 07:20

... A ˚ on binding of cAMP to the anti-cAMP-binding sites of the protein. The distance between the sulfur atom of Cys178 and the C9–C10 bond of the indole ring of Trp85, derived from the crystal structure of ... the value of 0.094 for the CRP–(cAMP) 2 complex, and no substantial changes in the shape of the emission spectra of the donor have been observed, this justifies the lac...

Ngày tải lên: 20/02/2014, 23:20

... equal concentrations of vector DNA were incubated in the absence and presence of 0.5 m M DA for 24 h and subjected to analysis of viability by the MTT assay. Co-transfection of DAT with empty vector ... membrane expression of DAT A potential effect of p25a on DAT function was addressed by expressing DAT alone and in the presence of p25a in HEK-293-MSR cells. To validate the sp...

Ngày tải lên: 14/02/2014, 21:20

... of C24. Doc. S1b. sbml format of model structure of C24. Doc. S2a. Model structure of Rsch. Doc. S2b. sbml format of model structure of Rsch. Doc. S3. Documentation of the model structure. This ... values of parameter sets described metabolic changes during cold exposure within the SDs of experi- mental results (Fig. 5A–D), thus proving reproducibility of the obtained...

Ngày tải lên: 14/02/2014, 22:20

... induces a state of ‘leptin resistance’ in obese animals and humans resulting in development of hyperleptinemia. Similarly, hyperleptinemia is a consequence of the development of insulin resistance in ... endoplasmic reticulum stress) of adipose tissue. These findings support the possibility that the alteration of circulating ANGPTL2 levels could serve as a marker of obesity-induc...

Ngày tải lên: 14/02/2014, 22:20

... pathogenesis of HD [25]. In the present study, we aimed to elucidate some of details of the proteolytic processing of ATN1 and the mechanisms of ATN1 accumulation with the expansion of polyQ. We ... amount of mF2 was likely caused by the pathological accumulation of ATN1, and was a result of the expansion of the polyQ tract. The present immunocytochemical study revealed th...

Ngày tải lên: 15/02/2014, 01:20