... activation of nuclear protein export in myotubes It is highly possible that a selective increase in the efficiency of nuclear protein export triggers the redistribution of a number of key molecules ... Roles of Nup358 in skeletal myogenesis in nuclear number Additionally, treatment of myotubes with leptomycin B, a specific inhibitor of CRM1mediated nuclear export, caused the accumulation of GFP-NES-NLS ... gradient of the small GTPase, RanGTP ⁄ GDP, across the nuclear envelope regulates the binding and release of cargo by transport factors RanGTP is abundant in the nucleus as a result of the activity of...
Ngày tải lên: 06/03/2014, 01:20
... integral of with respect to the indole protons is consistent with the occurrence of the enol form of indolepyruvate (Fig 1) In the course of the establishment of the equilibrium % 85% of the enol ... (triplets of 5-H and 6-H at 7.12 and 7.18 p.p.m., doublets of 4-H and 7-H at 7.43 and 7.75 p.p.m and the singlet of 2-H at 7.81 p.p.m with identical integrals of all signals) The additional singlet of ... sequence of the purified enzyme (Met-Arg-Thr-Pro-Tyr-Cys-Val-Ala) is identical to that of the nucleotide sequence of the EcIPDC gene (DCIP_ENTCL) Fig pH dependence of the oligomeric state of EcIPDC...
Ngày tải lên: 08/03/2014, 02:20
Báo cáo khoa học: Cellulose crystallinity – a key predictor of the enzymatic hydrolysis rate pptx
... processivity are often cited as causes of the slowdown [14,29,30] One of the most controversial theories concerns the influence of crystallinity and the change of the degree of crystallinity during ... are a source of discrepancies in the results obtained and the potential confusion regarding the challenging problem of understanding the mode of action of cellulase [35] The presence of hemicellulose, ... was found to be related to the adsorption capacity of endoglucanases on both types of substrate [45] Furthermore, the degree of crystallinity of cellulose influences adsorption at a given protein...
Ngày tải lên: 15/03/2014, 10:20
Báo cáo khoa học: Calpain 3: a key regulator of the sarcomere? pot
... Hopefully, identification of the role of calpain will eventually lead to an understanding of the pathogenesis of the disease and proposals of original pharmacological treatment for this disorder In fact, ... control of the activity of calpain 3, as exon 15 deletion leads to a Ca2+ independence of autolytic activity, and exon 16 deletion leads to loss of substrate proteolysis [8,15] Because of the ... function of their substrates [42] These data pinpoint a putative function for calpain in the adjustment of cytoskeleton ⁄ membrane links Lack of proteolysis of substrates as the origin of LGMD2A...
Ngày tải lên: 23/03/2014, 10:21
Báo cáo khoa học: Intermittent hypoxia is a key regulator of cancer cell and endothelial cell interplay in tumours pot
... in the course of intermittent hypoxia cycles, using longer cycles of h of hypoxia followed by 30 of reoxygenation [49,50] The times used in these studies allowed the demonstration of complete HIF-1a ... observed after the repetition of cycles of of hypoxia followed by of reoxygenation for weeks [101] Moreover, in vitro, an increase in endothelial cell migration and formation of tubes was also reported ... significant increase in the number of lung micrometastases in KHT tumour-bearing mice exposed to 12 cycles per day (for 8–15 days) of 10 of hypoxia followed by 10 of reoxygenation, in comparison...
Ngày tải lên: 30/03/2014, 04:20
Báo cáo khoa học: Myocyte enhancer factor 2 (MEF2) is a key modulator of the expression of the prothoracicotropic hormone gene in the silkworm, Bombyx mori ppt
... varying the secretion of ecdysone The timing of the increase in hemolymph PTTH titer on the day of wandering is photoperiodically controlled in B mori [3] In addition, in larvae of Heliothis virescens, ... under control of nucleotides )879 to +52 of the PTTH promoter (v[PT ⁄ EGFP]) [11] is expressed in the somata and neurites of PTPCs (Fig 1) The fluorescence was localized within two pairs of lateral ... acid sequence of the Bombyx MEF2 (A) The MADS box and the MEF2 domain are shown in red and blue, respectively Alignment of the MADS box and the MEF2 domain of BmMEF2 with that of (abbreviations...
Ngày tải lên: 30/03/2014, 20:20
Báo cáo y học: "The clinical-familial correlates and naturalistic outcome of panic-disorder-agoraphobia with and without lifetime bipolar II comorbidity" potx
... significant effect of BP-II comorbidity on the clinical features of PD, including those related to the severity of the disease such as age at onset of panic attacks, baseline severity of PD-agoraphobia, ... (25.9) 0.8 0.4 NS NS BP, bipolar disorder; NS, not significant; PD, panic disorder of concomitant disorders in our PD patients with BP-II indicated a greater complexity of the overall clinical picture ... the pharmacologic treatment of the PD-agoraphobia in otherwise mood stabilized BP-II The optimum treatment of BP-II in the presence of panic- agoraphobic disorders, often also comorbid with social...
Ngày tải lên: 08/08/2014, 23:21
Báo cáo y học: "Balance between survivin, a key member of the apoptosis inhibitor family, and its specific antibodies determines erosivity in rheumatoid arthritis" ppt
... production of IL-6 deserves special attention in the view of recent success of the neutralization of IL-6 for alleviation of RA [35] These observations support the regulatory role of survivin ... the patients with low levels of survivin Moreover, in a multivariant model we showed that the role of survivin is independent of the presence of RF, the duration of the rheumatic disease, and ... of one erosion was sufficient to fulfil the requirement of an erosive disease We considered the presence of rheumatoid factor (RF) of any of the immunoglobulin isotypes as positive Informed consent...
Ngày tải lên: 09/08/2014, 06:22
Báo cáo y học: "Small RNA sequencing reveals miR-642a-3p as a novel adipocyte-specific microRNA and miR-30 as a key regulator of human adipogenesis" ppt
... negatively regulate a key osteogenesis transcription factor is of major importance In fact, the RUNX2 pathway has been reported as a potent inhibitor of the Page of 13 expression of the master gene ... genes showed consistent profiles after inactivation of the miR-30 family and over-expression of miR-30a (Figure 4c) miR-30 miRNAs stimulate adipogenesis via inhibition of the osteogenesis transcription ... Assessment of adipogenesis by GPDH enzymatic activity Results are means of three culture wells (24-well plates) Error bars represent mean ± standard error of the mean (N = 3) *P < 0.05 (c) Expression of...
Ngày tải lên: 09/08/2014, 23:20
báo cáo khoa học: " Study of ‘Redhaven’ peach and its white-fleshed mutant suggests a key role of CCD4 carotenoid dioxygenase in carotenoid and norisoprenoid volatile metabolism" ppsx
... KA-34039-35/2009 (Research Found of the Faculty of Medicine, University of Pécs) Authors wish to thank dr Tadao Asami (University of Tokyo) for the kind gift of abamine SG, and profs Péter Molnár and József ... norisoprenoid content than that of RH, derived from carotenoid cleavage As a likely consequence of the Page 10 of 14 redirection of metabolite flux towards the synthesis of nor/isoprenoid compounds ... activity of ccd products [18] Silencing of ccd genes resulted in a significant decrease of the bionone content of tomato ripe fruits and petunia flowers [18,19], and increased pigmentation of potato...
Ngày tải lên: 11/08/2014, 11:21
Báo cáo y học: " A systematic review of personality disorder, race and ethnicity: prevalence, aetiology and treatment" docx
... http://www.biomedcentral.com/1471-244X/10/33 Page of 14 Table 4: Results of analyses looking at sources of heterogeneity Study characteristics No of studies Odds Ratio of PD in black compared to white groups ... meta-analysis of three studies of Hispanic and white populations showed that Hispanics were more likely to be diagnosed with a PD, however this was not statistically significant Where the type of personality ... Personality disorder: no longer a diagnosis of exclusion - policy implementation guidance for the development of services for people with personality disorder London: Department of Health; 2003...
Ngày tải lên: 11/08/2014, 16:22
Báo cáo y học: "he miR-17-5p microRNA is a key regulator of the G1/S phase cell cycle transition" pdf
... al R127.5 Over-expression of miR-17-5p alters the cell cycle profile of HEK293T cells We used flow cytometry to examine the DNA profiles of asynchronous populations of HEK293T-17-5p and control ... populations of HeLa cells (which express moderate amounts of miR-17-5p) to detect the expression of endogenous mir-17-92 pri-RNA The synchrony of the cells was confirmed by flow cytometry analyses of ... Figure Over-expression of miR-17-5p alters the cell cycle profile of HEK293T cells Over-expression of miR-17-5p alters the cell cycle profile of HEK293T cells Graph and FACS plots displaying differences...
Ngày tải lên: 14/08/2014, 20:22
Mobility is a key predictor of change in well being among older adults who experience falls evidence from the vancouver falls prevention clinic cohort
... read English proficiently; 98 had a Physiological Profile Assessment (PPA) [14] score of at least 1.0 SD above age-normative 99 value or Timed Up and Go Test (TUG) [15] performance of greater than ... Moderators and NonSpecific Predictors of Treatment Outcome for Anxiety Disorders: A Comparison of Cognitive Behavioral Therapy to Acceptance and Commitment Therapy Journal of Consulting and Clinical Psychology ... Beckebans, F., van Exel, J., & Brouwer, W B (2014) Quality of life of nursing home residents with dementia: validation of the German version of the ICECAP-O PLOS ONE, 9(3), e92016 Makai, P., Koopmanschap,...
Ngày tải lên: 25/08/2016, 22:07
Tài liệu Báo cáo khoa học: Tissue expression and biochemical characterization of human 2-amino 3-carboxymuconate 6-semialdehyde decarboxylase, a key enzyme in tryptophan catabolism pptx
... media containing isoform I Both isoforms were also expressed intracellularly, as evidenced by the appearance of protein bands of the expected size upon SDS ⁄ PAGE analysis of the crude extracts ... recombinant isoforms Lane M, molecular mass standards production of the human recombinant isoforms might be enhanced by the presence of metal ions in the growth medium We found that addition of 200 ... the mean of three independent experiments and are presented as copies of the target variant per 109 copies of 18S RNA Quantitation of ACMSD variants in liver, kidney and brain An isoform-specific...
Ngày tải lên: 19/02/2014, 02:20
Tài liệu Báo cáo khoa học: Local stability identification and the role of a key aromatic amino acid residue in staphylococcal nuclease refolding pdf
... terms of assembly of fragments is discussed Results CD spectra Secondary structure of SNase and its mutants was determined by CD with spectrapolorimetry measurements The approximate fraction of ... the sum of fractional multiples of the reference spectra for each structural type Figure 1A shows the CD spectra of W140A, E142O and K133A There are no significant differences from that of the ... the secondary structure of the protein disintegrated Using the peak at 222 nm of the wild-type protein as an index of helical conformational stability, this CD spectrum of W140O suggests a decrease...
Ngày tải lên: 20/02/2014, 01:20
Báo cáo khoa học: Molecular cloning, expression and characterization of cDNA encoding cis-prenyltransferases from Hevea brasiliensis A key factor participating in natural rubber biosynthesis pdf
... IPTG; S2, supernatant of the homogenate of E coli BL21(DE3)/pETHRT2 with IPTG; PC, pellet of the homogenate of E coli BL21(DE3)/pET32b without IPTG; P1, pellet of the homogenate of E coli BL21(DE3)/pETHRT1 ... that of yeast dolichols (C80–C100; 1.1–1.3 kDa) GPC analysis of the rubber material synthesized by the action of purified HRT2 in the absence of WBP indicated the production of a small amount of ... particles (WBP) of fresh Hevea latex These results suggest that the HRT2 protein catalyzes the synthesis of new rubber molecules with the active involvement of a number of factors in WBP of fresh Hevea...
Ngày tải lên: 07/03/2014, 21:20
Báo cáo khoa học: High levels of structural disorder in scaffold proteins as exemplified by a novel neuronal protein, CASK-interactive protein1 pot
... extensive disorder of Caskin1 and also for the class of scaffold proteins in general Overall, the level of disorder exceeds that of the functional class so far considered to be the most disordered: ... the disorder of about 500 proteins [7], and bioinformatics predictions suggest that disorder is prevalent in the proteome of eukaryotes, with more than 10% of their proteins being fully disordered ... definition of scaffolds) has been suggested and analysed [2] As a result of the rapid advance of knowledge on intrinsically disordered ⁄ unstructured proteins (IDPs ⁄ IUPs), the concept of protein disorder...
Ngày tải lên: 16/03/2014, 02:20
Family Life, Reproductive Health, and Population Education: Key Elements of a Health-Promoting School docx
... WHO Regional Office to obtain these For contact information of Regional Offices, you may consult the WHO Internet site (http://www.who.int) or communicate with any of these Regional Offices: WHO ... college students in Vietnam Only 10% of female and 20% of male secondary school students in urban areas of Nairobi, Kenya, and 12% of females and males under the age of 20 from Chile practice contraception ... a number of developing countries (WHO, 1999b) While much of this sexual activity is pre-marital, large numbers of adolescents in developing countries are married or in similar forms of unions...
Ngày tải lên: 22/03/2014, 12:20
Báo cáo khoa học: The crystal structure of a xyloglucan-specific endo-b-1,4glucanase from Geotrichum sp. M128 xyloglucanase reveals a key amino acid residue for substrate specificity potx
... hydrolysis of the glycosidic bond of unbranched Glc residues, suggesting a difference between the two enzymes in the Key amino acid residue of Geotrichum XEG three-dimensional structures of the active ... 2009 FEBS 5095 Key amino acid residue of Geotrichum XEG K Yaoi et al from the N-domain, blocking one end of the cleft However, XEG lacks a corresponding loop because of deletion of those residues ... parameters of ˚ ˚ a = b = 135.2 A and c = 119.9 A One protein molecule of XEG existed in an asymmetric unit of the ˚ crystal X-ray diffraction data were collected at 2.5 A resolution, with an Rmerge of...
Ngày tải lên: 23/03/2014, 05:22
Báo cáo khoa học: Abundance of intrinsic disorder in SV-IV, a multifunctional androgen-dependent protein secreted from rat seminal vesicle pot
... value of the disorder parameter over its sequence is less than the disorder threshold Moreover, the average value of the disorder parameter over regions 1–34, 36–57 and 59–80 is less than the disorder ... Intrinsic disorder in SV-IV A B Artificial parameters Disorder score 0 –3 –6 –2 –4 –9 200 400 600 800 200 Number of residues in protein C 400 600 800 Number of residues in protein Predictor Disordered ... and number of contacts [35–38] Accordingly, we obtained preliminary information on the structural preference of SV-IV by comparing values per residue of these parameters with those of two protein...
Ngày tải lên: 23/03/2014, 07:20