factors proposed to mediate the coupling of bone formation to resorption
Tissue engineering approaches to tendon repair studies on the use of bone marrow stromal cells and knitted poly (d, l lactide co glycolide scaffold
... for example, the Achilles tendon, one of the largest in the body, links the triceps surae muscle, the grouping of gastrocnemius, the soleus, and the plantaris muscle to the calcaneus bone As organs, ... approximately 90% of the total protein of the tendons or 65-75% of the dry mass of tendons Elastin accounts for only about % of the dry mass of tendons (Hess, 1989, Jozsa 1989b) The ground substance, ... the degree to which the normal composition and architecture of the extracellular matrix is restored Apart from the extensive work on the biology of the extracellullar components of tendons, there...
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báo cáo hóa học:" Transcriptional regulation of bone formation by the osteoblast-specific transcription factor Osx Chi Zhang" pptx
... increased bone mass due to augmented OB activity a central regulator of postnatal bone mass 11 Dlx5 delayed ossification of the roof of the skull and abnormal osteogenesis positive regulator in ... expression of type I collagen (Col1a1) in the condensed mesenchyme of the membranous skeleton and the periosteum and mesenchyme of the endochondral skeleton is severely reduced Expressions of the osteoblast-specific ... Osx-mediated inhibition of osteoblast proliferation is a consequence of the Osx-mediated control of Wnt/β-catenin activity These results add a new layer of control to Wnt signaling in bone formation...
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báo cáo hóa học:" Risk factor analysis for early femoral failure in metal-on-metal hip resurfacing arthroplasty: the effect of bone density and body mass index" potx
... suspected to take place as a result of the following thermal osteonecrosis of the underlying bone [2, 10] Both of these complications are unique to hip resurfacing procedures and neither occurred ... models; and (3) to use univariate analysis to determine thresholds for each risk factor to make them clinically useful as well as analyze the combined effects of these factors in order to predict ... by changing the types and thresholds of these variables in order to find the best regression model to predict the early femoral failures The final regression model determined whether these five...
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Báo cáo y học: " Factors that may mediate the relationship between physical activity and the risk for developing knee osteoarthritis" pot
... OA regardless of the level of physical activity that they performed (low or moderate/high) Potential roles of mediating factors Age A number of studies have examined the influence of age on risk ... studies indicate the importance of muscle mass in protecting the structures of the knee joint and the need for longitudinal studies to account for this factor when exploring the influence of physical ... activity affects the knee joint Addressing these methodological issues will allow studies to explore the role of biophysical factors within an individual that may influence the effect of physical...
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Effects of combined mechanical and pulsed electromagnetic field stimulations on the osteogenesis of bone marrow stem cells
... (cancellous) bone Cortical bone forms the dense outer shell of most bones and it accounts for 80% of the total bone mass Cortical bone is mostly found in the shaft portion of long bones and the outer ... cues refer to the degradation rate of the scaffold Tuning the degradation rate of scaffolds to the development of regenerated bone tissue enables the defect site to be fully taken over by the functional ... cancellous bone On the other hand, cancellous bone consists of a network of struts surrounding interconnected spaces It is the spongy interior bone tissue which makes up 20% of the total bone mass...
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Báo cáo hóa học: " Process development for the elucidation of mycotoxin formation in Alternaria alternata" doc
... submerged fermentation protocols were not developed yet To the knowledge of the authors only one protocol for submerged fermentation of Alternaria spp for the production of the new antibiotic altersetin ... Formation of the mycotoxins could be described logistically and were also fitted according to Eq The root square for the formation curve fittings of TA and AOH were ≥ 0.99 and of AME ≥ 0.97 The maintained ... of the respective fitting with the maxima indicated in Table All rates were normalized and the relative rates of glucose and the mycotoxins TA, AOH and AME are shown in Figure The maxima of the...
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Báo cáo y học: "Statins as modulators of bone formation" pot
... increase bone formation Statins produce increased proliferation and differentiation of progenitors of endothelial cells [18] In addition, atorvastatin increased the numbers of circulating endothelial ... the effects on bone seem real, and further work will demonstrate if manipulating the cholesterol and mevalonate synthetic pathways can be used to increase bone formation and reduce the risk of ... statins on bone, inflammation, and the cholesterol synthetic pathway is intriguing and points the way to future work This is not the time to start prescribing statins to patients The evidence...
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The mechanism of chip formation with hard turning steel
... by coating the original surface of the work with soot and then producing a replica of the surface of the chip by pressing a soft plastic material into the back of the chip Valleys on the chip become ... Thinning of the microcracked region as the chip moves up the face of the tool (compare distance D1T with D2T in Fig 5b) A gradual approach to the final shape of the chip as it moves up the tool face ... 1997 The most recently proposed model based on the adiabatic shear theory is given in Flg Comparison of the Two Theories The quick stop photomicrographs of Fig are useful in comparing the two theories...
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A role for selfgravity at multiple length scales in the process of star formation
... version, the front face of each 3D cube (the ‘home’ view in the interactive online version) corresponds exactly to the patch of sky shown in Fig 1, and velocity with respect to the Local Standard of ... connecting the maximum emission value in each clump to the threshold value A very large number of clumps appears in b because of the sensitivity of CLUMPFIND to noise and small-scale structure in the ... parameters, the same molecular-line data set8 can be used to show either that the frequency distribution of clump mass is the same as the initial mass function of stars or that it follows the much...
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The aim of the research is to study the factors affecting the lifetime of pulsed plasma thruster
... but also to the total number of packets arriving at a given location (such as our skin) • Total Energy depends on many factors including the intensity of sunlight • The UV Index rates the total ... Different number of ions can cluster together – Must be a multiple of the formula unit • ZnO always has equal numbers of Zn and O atoms • TiO2 always has twice as many O as Ti atoms ~100 nm TiO2 ... http://www.mhhe.com/physsci/astronomy/arny/instructor/graphics/ch03/0305.html The Sun’s Radiation Spectrum Most of the sun’s radiation is UV, Vis & IR : • ~ 43% is in the visible range • ~ 49% is in the near infrared range • ~ 7% is in the...
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Environmental Health Sciences to develop and operate multidisciplinary research centers regarding the impact of envi- ronmental factors on women''''s health and disease prevention pptx
... plinary research on environmental factors that may be re17 lated to the development of women’s health conditions (as 18 defined in section 486) The Director of the Institute shall 19 carry out ... section in consultation with the Director of 20 the Office of Research on Women’s Health and with the 21 advisory council for the Institute 22 ‘‘(b) RESEARCH, TRAINING, AND INFORMATION AND 23 EDUCATION.— ... PREVENTION ‘‘SEC 463B (a) IN GENERAL. The Director of the 13 Institute shall make grants to public or nonprofit private 14 entities for the development and operation of not more 15 than six centers...
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Báo cáo khoa học: Energetic coupling along an allosteric communication channel drives the binding of Jun-Fos heterodimeric transcription factor to DNA docx
... accompanying the binding of TRE duplex to various constructs of the Jun-Jun heterodimer were obtained from the fit of a one-site model, based on the binding of a ligand to a macromolecule using the law of ... where DDGi,wt is the change in the free energy of binding of TRE duplex to single-mutant i of bZIP domain of Jun in the context of the Juni-Foswt heterodimer (Table 1) relative to the wild-type ... constructs of the Jun-Fos heterodimer were obtained from the fit of a one-site model, based on the binding of a ligand to a macromolecule using the law of mass action, to the corresponding ITC isotherms...
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The Fraction of Cancer Attributable to Lifestyle and Environmental Factors in the UK in 2010 docx
... Journal of Cancer Research S34 Cancers attributable to dietary factors in the UK in 2010: IV Salt DM Parkin 16 The fraction of cancer attributable to lifestyle and environmental factors in the UK ... attributable to dietary factors in the UK in 2010: III Low consumption of fibre DM Parkin and L Boyd S31 15 Cancers attributable to reproductive factors in the UK in 2010 DM Parkin Cancers attributable to ... avoidable causes of the disease It therefore offers a useful guide to the relative imporance of different preventive interventions Excluded from consideration are factors that, although known to be effective...
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IMPROVING THE TRANSPARENCY OF AUDITS: PROPOSED AMENDMENTS TO PCAOB AUDITING STANDARDS AND FORM 2 ppt
... of the other auditor, the country of headquarters' office location of the other auditor, and the magnitude of the portion of the financial statements audited by the other auditor Disclosing the ... subparagraph 11a, the text is replaced with the following: The auditor's opinion is based, in part, on the report of another auditor, and the auditor makes reference to the audit of the other auditor pursuant ... disclose the name of the individual who performed the audit procedures and not the name of the entity The disclosure of the names of other participants in the audit would include the names of all...
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báo cáo sinh học:" Key factors leading to reduced recruitment and retention of health professionals in remote areas of Ghana: a qualitative study and proposed policy solutions" doc
... facility to get an internet connection And then introduce them to the proper use of the internet There are a lot of resources but people don’t know how to utilize them, and rather use them for ... years, [they should] sponsor you for the next years to study or specialize” (UW) “There are doctors in the villages [who] want to go to the college, maybe to Korle-Bu to specialize, but they can’t ... directors, and to hospital directors A Ministry of Health representative traveled with the study team at the start of visit to each region, to ensure introductions to the regional directors,...
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Báo cáo hóa học: " EQ-5D visual analog scale and utility index values in individuals with diabetes and at risk for diabetes: Findings from the Study to Help Improve Early evaluation and management of risk factors Leading to Diabetes (SHIELD)" potx
... levels of cardiometabolic risk, using data from the Study to Help Improve Early evaluation and management of risk factors Leading to Diabetes (SHIELD) This investigation will ascertain whether the ... Risk factors In addition to self-reported diagnosis of diabetes, responses to the screening questionnaire were used to identify respondents with the following risk factors: (1) abdominal obesity ... stents, and/or surgery to clear arteries) These risk factors were derived from the literature, national guidelines, and expert opinion as modifiable or treatable risk factors for the future development...
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báo cáo hóa học: " Analysing the causes of chronic cough: relation to diesel exhaust, ozone, nitrogen oxides, sulphur oxides and other environmental factors" pptx
... related to cough (Fig 3) Next to health effects caused by exposure to tobacco smoke, there has been an increasing attention to the effects of diesel emissions in the past years [12] Both on the epidemiological ... in multi-pollutant models Other environmental causes There is also a variety of other environmental factors which have been reported to contribute to the prevalence of chronic cough In this respect, ... receptor potential vanilloid-1 seems to play a role in the mediation of the cough reflext [25,26] and airway nerves and their mediators in general are likely to play an important role in the general...
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Báo cáo lâm nghiệp: "Ecophysiological factors contributing to the distributions of several Quercus species in the intermountain west" docx
... al (1959) proposed that cold winter temperatures were the primary factor restricting the distribution of Q turbinella to the southerly latitudes and that these hybrids were remnants of a warmer ... temperatures and the northern extent of the Arizona summer monsoon limited the northern distribution of Q turbinella Q macrocarpa is widely distributed throughout the central states region of the United ... drought-tolerance characteristics (Nielsen and Wullstein, 1985), the absence of summer rain on a predictable basis would then lead a summer to the loss of Q turbinella from the northern habitats if they...
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Báo cáo y học: "Differential gene expression of bone anabolic factors and trabecular bone architectural changes in the proximal femoral shaft of primary hip osteoarthritis patients" pptx
... growth factors that play key roles in bone remodelling and are produced by the various bone marrow and bone cell types in the bone microenvironment [42,43] The role of these growth factors suggests ... increased bone formation relative to bone resorption in patients with primary hip OA [24] The molecular factors controlling the increase in bone formation at a distal skeletal site in hip OA are yet to ... majority of the organic matrix of bone, it is not unique to the tissue [37] Thus, non-collagenous proteins such as OCN and OPN have become the focus of studies aimed at the elucidation of the bone...
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Tìm thêm: xác định các mục tiêu của chương trình khảo sát các chuẩn giảng dạy tiếng nhật từ góc độ lí thuyết và thực tiễn khảo sát chương trình đào tạo của các đơn vị đào tạo tại nhật bản khảo sát chương trình đào tạo gắn với các giáo trình cụ thể xác định thời lượng học về mặt lí thuyết và thực tế tiến hành xây dựng chương trình đào tạo dành cho đối tượng không chuyên ngữ tại việt nam điều tra đối với đối tượng giảng viên và đối tượng quản lí khảo sát các chương trình đào tạo theo những bộ giáo trình tiêu biểu nội dung cụ thể cho từng kĩ năng ở từng cấp độ phát huy những thành tựu công nghệ mới nhất được áp dụng vào công tác dạy và học ngoại ngữ mở máy động cơ lồng sóc mở máy động cơ rôto dây quấn hệ số công suất cosp fi p2 đặc tuyến mômen quay m fi p2 đặc tuyến tốc độ rôto n fi p2 đặc tuyến dòng điện stato i1 fi p2 sự cần thiết phải đầu tư xây dựng nhà máy thông tin liên lạc và các dịch vụ chỉ tiêu chất lượng theo chất lượng phẩm chất sản phẩm khô từ gạo của bộ y tế năm 2008 chỉ tiêu chất lượng 9 tr 25