other naturally occurring materials
Biodegradable Polymers Composed of Naturally Occurring α-Amino Acids
... 108 Biodegradable Polymers Composed of Naturally Occurring α-Amino Acids On the other hand, α-AA-based polymers have strong hydrogen bonds due to amide linkages ... macrochains can be diverse (Figure 5.2) This multifunctionality along with a high number of naturally occurring α-AAs opens unlimited synthetic possibilities for constructing various macrochains ... di-p-toluenesulfonic acid (TosOH) salts They are generally 109 110 Biodegradable Polymers Composed of Naturally Occurring α-Amino Acids H2N CH(R) COOH + HO TosOH H2N CH(R) CO -4 H2O D OH O D + TosOH H2O...
- 26
- 348
- 0
Báo cáo khoa học: Computer-assisted mass spectrometric analysis of naturally occurring and artificially introduced cross-links in proteins and protein complexes potx
... Our aim is to establish general, rapid and relatively simple procedures for the analysis of naturally occurring cross-links, e.g disulfide bonds, and artificially introduced cross-links in proteins ... corresponds to a peptide with an internal C84–C95 1inkage These species can conceivably be naturally occurring disulfide-bridge variants, or can be the result of disulfide interchange reactions ... i.e modification of amines without actual cross-linking Clearly, the above analyses of the naturally occurring disulfidelinkages in RNase A must be taken a step further for this complex which is...
- 11
- 451
- 0
Báo cáo khoa học: Neuroprotective effects of naturally occurring polyphenols on quinolinic acid-induced excitotoxicity in human neurons ppt
... and vitamin E were identified as naturally occurring compounds that show efficiency in slowing down the spectre of AD symptoms [56] The results from our study and others add support to this observation ... [27,28] However, to our knowledge, no study has reported the potential inhibitory effect of naturally occurring polyphenolic compounds on nNOS activity and intracellular Ca2+ influx in human neurons ... and in aging populations in particular Materials and methods Reagents and chemicals Dulbecco’s phosphate buffer solution, Fura-2-AM fluorophore and all other cell culture media and supplements...
- 15
- 433
- 0
Báo cáo sinh học: " Evolution of naturally occurring 5''''non-coding region variants of Hepatitis C virus in human populations of the South American region" doc
... comparable sequences of HCV strains isolated in other regions of South America In order to compare the results found for the South American region with other regions of the world, the same approach ... the other hand, have shown that only type HCV strains circulating in the South American region have 100% similarity to the nucleotide sequence signature found in that region HCV, as many other ... Leeuwen HC, Reusken CB, Roeten M, Dalebout TJ, Riezu-Boj JI, Ruiz J, Spaan WJ: Evolution of naturally occurring 5'non-translated region variants of hepatitis C virus genotype 1b in selectable replicons...
- 12
- 354
- 0
Báo cáo hóa học: " A comprehensive analysis of the naturally occurring polymorphisms in HIV-1 Vpr: Potential impact on CTL epitopes" doc
... cycle arrest function of Vpr [43] On the other hand, substitution at residue 13 and 14 showed an increase in cell cycle arrest [42,44] Hence, the naturally occurring polymorphisms are likely to ... of SIV cpz contains N or T at this position On the other hand, serine residues at 79, 94, and 96 are conserved in SIV cpz Vpr The naturally occurring polymorphisms for the whole Vpr molecule ... residues It has been shown that residues in this region have the ability to form a γ-turn The naturally occurring polymorphisms in this region are presented in Table Site-specific mutagenesis studies...
- 17
- 434
- 0
báo cáo khoa học: "Naturally occurring nanoparticles from English ivy: an alternative to metal-based nanoparticles for UV protection" doc
... nanoparticles The recent discovery of ivy and other naturally occurring nanoparticles provides a promising alternative to engineered metal oxide nanomaterials for cosmetics applications [27] To ... nanoparticles, another concern for their application in cosmetics is the potential for inhalation, ingestion, and penetration through the skin Once in the blood stream, nanomaterials can be circulated ... sunscreens has led to the search for alternative replacement nanoparticles In this study, naturally occurring ivy nanoparticles were investigated to replace TiO2 and ZnO that are currently widely...
- 9
- 315
- 0
Báo cáo khoa học:" In vitro host range, multiplication and virion forms of recombinant viruses obtained from co-infection in vitro with a vaccinia-vectored influenza vaccine and a naturally occurring cowpox virus isolate" pot
... field and clinical trials [12-16] MVA can be genetically modified by recombination with a naturally occurring wild type orthopoxvirus (OPV) during mixed infection Alternatively, the transgene ... was less efficient than other strains infected at lower m.o.i Intracellular and extracellular virions produced by Rec were approximately log or more lower than that of other strains (Figures 3A, ... recombination between poxvirus-vectored vaccines and naturally circulating orthopoxviruses resulting in hybrid viruses with non-parental characteristics MVA and a naturally circulating cowpox virus were used...
- 13
- 377
- 0
Báo cáo khoa học: " In vitro host range, multiplication and virion forms of recombinant viruses obtained from co-infection in vitro with a vaccinia-vectored influenza vaccine and a naturally occurring cowpox virus isolate" pps
... field and clinical trials [12-16] MVA can be genetically modified by recombination with a naturally occurring wild type orthopoxvirus (OPV) during mixed infection Alternatively, the transgene ... was less efficient than other strains infected at lower m.o.i Intracellular and extracellular virions produced by Rec were approximately log or more lower than that of other strains (Figures 3A, ... recombination between poxvirus-vectored vaccines and naturally circulating orthopoxviruses resulting in hybrid viruses with non-parental characteristics MVA and a naturally circulating cowpox virus were used...
- 13
- 294
- 0
báo cáo khoa học: " Transcriptional control of anthocyanin biosynthetic genes in extreme phenotypes for berry pigmentation of naturally occurring grapevines" pptx
... ripening fruit occur at transcriptional level in a similar way as it occurs in other species in pigmented organs other than fruit ? Are the distinct patterns of expression of structural genes ... 120 million years ago [18,19] and naturally served for the recruitment of seed dispersers and in UV protection Unlike roses and carnations, which still not naturally display blue colouration, ... phylogenetic tree, that included also F3'H and F3'5'H from other plants [11] F3'5'H from the grape genome grouped together with the homologous F3'5'H from other species rather than with the paralogous F3'H...
- 10
- 276
- 0
Báo cáo y học: " Antioxidant components of naturally-occurring oils exhibit marked anti-inflammatory activity in epithelial cells of the human upper respiratory system" pdf
... was selected for detailed characterization of its Nrf2 activation profile Sulforaphane, a naturally- occurring isothiocyanate known to activate Nrf2 [39] was used to Table Exposure of Healthy ... ozone-induced nasal inflammation Discussion The present study was designed to determine if naturallyoccurring oils with antioxidant properties could be utilized to provide protection against ... with pollutant exposures, microbial infections and allergic challenge The identification of naturally- occurring, well-tolerated and potent activators of cytoprotective mechanisms within these cells,...
- 15
- 293
- 0
Báo cáo y học: "Hidden localization motifs: naturally occurring peroxisomal targeting signals in non-peroxisomal protein" pdf
... study, we report the results of an experimental analysis that demonstrates the existence of naturally occurring peroxisomal targeting signals in several known non-peroxisomal proteins We also discuss ... terminus is critical The fact that the peroxisomal translocation machinery fails to import naturally occurring mature proteins carrying PTS1 signals into peroxisomes in vivo could be explained ... transcription initiation sites) [19,20] information Genome Biology 2004, 5:R97 interactions Does a naturally occurring PTS1-like carboxyl terminus of a clearly non-peroxisomal protein that is capable...
- 10
- 333
- 0
Naturally-occurring fusion between the regulatory and catalytic components of type IIP restriction-modification systems
... regulatory system, I searched for other R-M systems closely related to PvuII This work is described under Results, but a group of related systems had naturally- occurring fusions between the C and ... document may be reproduced without the expressed permission of the author An Abstract of Naturally- Occurring Fusion Between the Regulatory and Catalytic Components of Type IIP Restriction-Modification ... A Thesis entitled Naturally- Occurring Fusion Between the Regulatory and Catalytic Components of Type IIP Restriction-Modification...
- 59
- 229
- 0
This is a naturally occurring solid mixture composed of minerals, small rock fragments, organic matter, or glass
... $100 Question from H1 This is a naturally occurring solid mixture composed of minerals, small rock fragments, organic matter, or glass ... Question from H3 This process physically breaks rocks down into smaller and smaller pieces while another process involves a reaction with water that decomposes rock into smaller pieces $500 Answer ... lithification? $500 Question from H5 Over thousands of years, each type of rock can change into one of the others, this process is called $500 Answer from H5 What is the Rock Cycle? ...
- 53
- 321
- 0
Cambridge.University.Press.An.Introduction.to.Law.and.Regulation.Text.and.Materials.Apr.2007.pdf
... A contextual approach involves treating legal subjects broadly, using materials from other social sciences, and from any other discipline that helps to explain the operation in practice of the ... and Legal Imagination Zander: Cases and Materials on the English Legal System Zander: The Law-Making Process An Introduction to Law and Regulation Text and Materials Bronwen Morgan and Karen Yeung ... academic inquiry into regulation in the form of research degrees, while others are now embarking on their own academic careers Still others have gone on to work in regulatory contexts as varied as public...
- 373
- 1,149
- 5
Immobilization of heavy metals in sediment dredged from a seaport by iron bearing materials
... Group assignment Solutions for medical wastes in Vietnam Public economics had manual incinerator In other hospitals, the manual incinerator is burned and leaves an uncomfortable smell According to...
- 10
- 722
- 0
Báo cáo y học: "Maitake Mushroom Extracts Ameliorate Progressive Hypertension and Other Chronic Metabolic Perturbations in Aging Female Rats"
... rat chow containing sucrose (20% w/w) The control group received only the basic diet, while the other four groups each received the basic diet containing on a weight basis: captopril, (30 mg/Kg) ... Two reading taken at least 10 minutes apart on the given day had to be within two grams of each other or the procedure was repeated until the weights were consistently within the two gram range ... the two instruments [17] Rats were allowed free access to their diet and water until SBP and the other cardiovascular readings were obtained after a slight warming between 13.00 h and 17.00 h Multiple...
- 12
- 468
- 0
Báo cáo y học: "The characterisation of mucin in a mature ovarian teratoma occurring in an eight year old patient
... She was commenced on steroid therapy and several months later she continues to have proteinuria MATERIALS and METHODS Ethics The University of Cape Town Research and Ethics Committee provided ... relative ratios of the individual amino acids for each sample was determined and compared to each other 117 Specimen processing and histochemistry All specimens were fixed in 10% buffered formalin ... lined by bland flattened endothelial cells Some vessels contained organising fibrin thrombi while others showed concentric hyalinisation and luminal narrowing In addition, there was prominent degenerative...
- 9
- 549
- 0
Materials Data Book- 2003 Edition
... limit (usually yield stress) for all materials other than ceramics, for which it is the compressive strength The design guide-lines assist in selection of materials for minimum weight, strength-limited ... limit (usually yield stress) for all materials other than ceramics, for which it is the compressive strength The design guide-lines assist in the selection of materials for maximum stored energy, ... CLASSIFICATION AND APPLICATIONS OF ENGINEERING MATERIALS Metals: ferrous alloys, non-ferrous alloys Polymers and foams Composites, ceramics, glasses and natural materials 26 27 28 VI EQUILIBRIUM (PHASE)...
- 41
- 725
- 0
Tìm thêm: xác định các mục tiêu của chương trình xác định các nguyên tắc biên soạn 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 điều tra đối với đối tượng giảng viên và đối tượng quản lí điều tra với đối tượng sinh viên học tiếng nhật không chuyên ngữ1 khảo sát thực tế giảng dạy tiếng nhật không chuyên ngữ tại việt nam 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 dòng điện stato i1 fi p2 động cơ điện không đồng bộ một pha thông tin liên lạc và các dịch vụ phần 3 giới thiệu nguyên liệu chỉ tiêu chất lượng 9 tr 25