... stream of nitrogen Lipids were dissolved in 30 lL of chloroform ⁄ methanol (2 : 1, v ⁄ v), separated by TLC (as described above) and visualized on TLC plates by staining with iodine vapor Bands of ... out for 30 at 30 °C and terminated by the addition of 300 lL of chloroform ⁄ methanol (2 : 1, v ⁄ v) Lipids were extracted twice for 10 with shaking using 300 lL of chloroform ⁄ methanol (2 : ... (2004) Mechanisms and mediators of neutral lipid biosynthesis in eukaryotic cells In Lipid Metabolism and Membrane Biogenesis (Daum G Sterol homeostasis modulation by Ste20p and Cla4p 47 48 49...
Ngày tải lên: 18/02/2014, 13:20
... indicates the position of the ssDNA in the absence of SSB protein and the subsequent retardation of the band with an increasing amount of SSB is also shown *Position of the double-stranded control DNA ... of HpSSB For this purpose, single-stranded M13mp18 DNA or double-stranded pUC18 DNA, or a mixture of both, was incubated in the absence or presence of different quantities of HpSSB followed by ... Effect of HpSSB on ATPase activity of HpDnaB in the presence of ssDNA The release of radiolabeled Pi from (c-32P)ATP was monitored in the absence and presence of different concentrations of HpSSB...
Ngày tải lên: 30/03/2014, 02:20
Báo cáo y học: "Higher susceptibility to Fas ligand induced apoptosis and altered α modulation of cell death by tumor necrosis factor-α in periarticular tenocytes from patients with knee joint osteoarthritis" ppt
... cell death Of note, apoptosis of fibroblast-like cells is regulated at a number of different levels, and there is evidence that secondary modulation of signalling pathways downstream of Fas may ... instructions Induction and measurement of apoptosis Tenocytes (104) were seeded in 96-well plates and grown for 12 hours The effects of TNF-α were studied by incubating the cells with 1, 10 and 100 ng/ml ... Borenstein D, Brandt K, Christy W, Cooke TD, Greenwald R, Hochberg M, et al.: Development of criteria for the classification and reporting of osteoarthritis Classification of osteoarthritis of the knee...
Ngày tải lên: 09/08/2014, 01:23
Báo cáo y học: "Antimelanogenic effect of c-phycocyanin through modulation of tyrosinase expression by upregulation of ERK and downregulation of p38 MAPK signaling pathway" docx
... existence of Cpc in melanoma cells was evidenced by the analyses of immunoblotting and confocal immunofluorescence localization Cpc was found to be at nucleus at the early stage (10 and 30 min) of entrance ... promoted the degradation of MITF, leading to the Page of 11 suppression of melanogenesis Moreover, Cpc attenuated the activation of p38 MAPK and the downstream phosphorylation of CREB to down-regulate ... (black) and melanin content (grey) were measured (B) The expression of tyrosinase was determined by immunoblotting analysis (black) and RT-PCR (grey), using b-actin and GAPDH as internal standards,...
Ngày tải lên: 10/08/2014, 10:20
Báo cáo y học: "Bench-to-bedside review: Biotrauma and modulation of the innate immune response" pps
... dissemination of bacteria and infection Schortgen and coworkers [53] evaluated the effect of Vt reduction and alveolar recruitment on systemic and contralateral dissemination of bacteria and inflammation ... PEEP 10 cmH2O and fractional inspired oxygen 0.5) early in the course of a sheep model of polymicrobial septic shock prolonged the time to development of hypotension and anuria, and prolonged ... initiation of the ventilation protocol; and the mechanical ventilation protocol used levels of Vt that did not lead to disruption of the epithelial cell membrane, as demonstrated by preservation of barrier...
Ngày tải lên: 12/08/2014, 20:21
solution, solid-phase, and fluorous-phase synthesis of carbohydrates and production of carbohydrate microarrays
Ngày tải lên: 14/11/2014, 06:36
Present Status and Feature of Groundwater Contamination by Nitrate-nitrogen in Kumamoto City
... Fig - Location of sampling points and grouping characterized by the water quality of groundwater - 22 - Journal of Water and Environment Technology, Vol 7, No 1, 2009 RESULTS AND DISCUSSION Overall ... Location of Kumamoto city in Japan The bed rock in Kumamoto city and its surrounding areas consist mainly of the Pre-Aso volcanic rock, and Aso-pyroclastic flow deposits, which are called Aso1, Aso2, ... according to Japanese Standard Methods for Examination of Water (Japan Water Works, 2001) - 21 - Journal of Water and Environment Technology, Vol 7, No 1, 2009 Table -1 List of the wells for survey...
Ngày tải lên: 05/09/2013, 09:38
Tài liệu Báo cáo khoa học: Kinetics and thermodynamics of nick sealing by T4 DNA ligase pptx
... concentration of ATPMg On the other hand, the rate of the burst phase of joining of M5C19, and the joining rate of the complementary oligonucleotide C24 resembles more the increase in the concentration of ... of joining rates on [Mg2+] follows the changes in the equilibrium concentrations of the monomagnesium and dimagnesium forms of ATP (Fig 5B) The maximal rate of the slow phase of the joining of ... Biphasic kinetics of joining of 3Â-oligonucleotides (M5C19, C24, M1C6, and M4C7) to 72/24-mer BC [dsDNA] was lM; [ATP] was 5.6 lM for M5C19, C24, and mM for M1C6 and M4C7 Ligation of M5C19 and C24 was...
Ngày tải lên: 21/02/2014, 00:20
Báo cáo khoa học: Dual modulation of prothrombin activation by the cyclopentapeptide plactin pptx
... presence of 50 lM plactin D and 30 nM hirudin After washing, cells were lysed and subjected to reduced SDS ⁄ PAGE on a 12.5% gel, followed by autoradiography Positions of scu-PA, A- and B-chains of ... lM plactin D and 20% plasma Aliquots of cell lysates were resolved on reduced SDS ⁄ PAGE on a 12.5% gel The positions of molecular mass standards, as well as scu-PA, A- and B-chains of tcu-PA, ... mL of plactin-14 (1 mgÆmL)1 in water), mL of dansyl chloride (4 mgÆmL)1 in acetone) and 90 mg of NaCO3 overnight at ambient temperature Plactin-14–Sepharose was prepared by reacting 35 mL of...
Ngày tải lên: 07/03/2014, 00:20
Autobiography and Letters of Orville Dewey, by Orville Dewey1Autobiography and Letters of Orville Dewey, by Orville DeweyThe Project Gutenberg EBook of Autobiography and Letters of Orville Dewey, D.D., by Orville Dewey This eBook is for the use of an pptx
... been a member of it It consisted of artists and other gentlemen, [86] an equal number of each Cole and Durand and Ingham and Inman and Chapman and Bryant and Verplanck and Charles Hoffman were ... bereaved of so much of my sight and hearing His judgment of men, his views of society, of politics, of religion, of books, of manners, were so original and wise and progressive, that I feel of course ... this kind of club, a club exclusively of lawyers In Boston they have one of long standing, consisting of our professions, and four members of each, that is of lawyers, doctors, clergymen, and merchants."...
Ngày tải lên: 16/03/2014, 02:20
Báo cáo khoa học: Substrate recognition and ®delity of strand joining by an archaeal DNA ligase docx
... L-DNA(40) and R-DNA(30), were consumed almost completely and ligated by 0.2 lM of LigTk The concentrations of L-DNA(40) and R-DNA(30) were lM each and considerably higher than that of LigTk, ... utilize NAD+ as a cofactor; and (c) form an Ó FEBS 2002 Properties of an archaeal DNA ligase (Eur J Biochem 269) 653 enzyme±AMP complex in the presence of ATP and absence of DNA substrate As ... T-DNA, and 200 nM LigTk The enzyme and other constituents of the reaction mixture were incubated separately at the desired temperature, and reactions were initiated by mixing the two solutions Standard...
Ngày tải lên: 17/03/2014, 11:20
Recent Advances in the Biology, Therapy and Management of Melanoma Edited by Lester M. Davids ppt
... 5) (Schulman and Fisher, 2009) Risk of carcinogenesis is enhanced for all types of tanning beds (UVA, UVB and mixed output) and increases with years of use, number of sessions, and hours exposed ... between persons of fair- and dark-skinned complexions Recent Advances in the Biology, Therapy and Management of Melanoma Figure Electromagnetic spectrum of visible and UV radiation and biologic ... transcribed regions of the genome by involvement of the Cockayne syndrome proteins A and B As a result of the inability of the skin to recover after UV exposure, intense sun sensitivity is one of the first...
Ngày tải lên: 23/03/2014, 14:20
Báo cáo khoa học: Perturbation of folding and reassociation of lactate dehydrogenase by proline and trimethylamine oxide potx
... level of inhibition was 3.2 M Perturbation of the reactivation of acid-dissociated LDH by proline and TMAO Reactivation of acid-dissociated BHLDH was inhibited by proline Both the initial rate and ... interactions of sidechains and the polypeptide backbone with osmolytes were provided in a recent review by Bolen and Baskakov [5] Analysis of the free energy of transfer of the sidechains and polypeptide ... the effects of proline and TMAO on the structure and/ or function of lactate dehydrogenase are based on investigations performed by Bolen and coworkers [3,44,45] A study of the effect of proline...
Ngày tải lên: 23/03/2014, 15:21
TOWARDS A COMPREHENSIVE APPROACH OF SEXUAL AND REPRODUCTIVE RIGHTS AND NEEDS OF WOMEN DISPLACED BY WAR AND ARMED CONFLICT pptx
... status of women, especially pregnant, and of infants and children By 2005: 60% of PHC and FP facilities should offer prevention and management of reproductive tract infections 33 Prevalence of anaemia ... week of pregnancy but before delivery of the baby Assessment: The process of identifying and understanding a problem and planning a series of actions to deal with it There are usually a number of ... understanding of the impact of conflict on the SRH rights and needs of women displaced by war and armed conflict To assure a multidisciplinary, multisectoral and integrated approach of women’ s sexual and...
Ngày tải lên: 28/03/2014, 14:20
Báo cáo khoa học: Allosteric modulation of Euphorbia peroxidase by nickel ions pdf
... constant of the enzymeinhibitor complex in the absence of substrates, but estimates the apparent Ki in the absence of H 2O2 and in the presence of 10 mm ABTS The effect of Ni2+ on the oxidation of ABTS ... presence of 40 mm H 2O2 and 10 mm Ca2+ or 30 mm Ni2+, oxygen production by the catalase-like activity of ELP seemed to be reduced to 55% Similar results were obtained in the presence of both Ca2+ and ... peroxidase, and mm H 2O2 NiCl2 concentrations of mm (d), mm ( ) and 10 mm ( ) were used (B) Replot of the Vmax values of the inverse plot versus [Ni2+] (C) as in (A), but 25 mm H 2O2 and NiCl2 concentrations...
Ngày tải lên: 30/03/2014, 04:20
Updates in the Diagnosis and Treatment of Vasculitis Edited by Lazaros I. Sakkas and Christina Katsiari pptx
... extravasation and deposition of IgA by IL-6, TNF-α, VEGF, and Th2 The development of HSN could be related to the prevalence of underglycosylated polymeric IgA1, the effect of IL-6, TNF-α, and a disturbed ... glomerulonephritis The original description of Th1, IFNγ producing and Th2, IL-4 producing, T helper cells by Mosmann and Coffman [84] has been expanded to include a new subset of Th cells, the IL-17A producing ... are a heterogenous group of disorders characterized by destructive inflammation and fibrinoid necrosis of the blood vessel wall, blood vessel occlusion and ischemia of surrounding tissue Typical...
Ngày tải lên: 30/03/2014, 18:20
evaluation and comparison of management strategies by data envelopment analysis with an application to mutual funds
... quote Chandler, a pioneer of the field: strategy is “…the determination of the basic long-term goals and objectives of an enterprise, and the adoption of courses of action and the allocation of resources ... elaboration of the classes of decisions made by managers, the explicit separation of strategy from goals and objectives, and the concept of risk as a function of the amount and extent of knowledge, ... with a review of the historical origins of the word and some of its subsequent uses An etymological account reviews the material conditions of the creation and uses of the concept and the word...
Ngày tải lên: 03/06/2014, 01:55
Báo cáo sinh học: " Modulation of macrophage functions by sheeppox virus provides clues to understand interaction of the virus with host immune system" docx
... acid, carbohydrates, and proteins SOD scavenges active oxygen species generated during aerobic metabolism Consequently, aerobic existence is accompanied by a persistent state of oxidative siege, and ... amounts of SPPV induced enhancement of IL-12 due to ability of IL12 to induce early phase of NK and T cell activation [34] Using CRBC as model of TD Ag, it has been shown that SPPV was capable of ... state of oxidative siege, and the survival of a given cell is determined by its balance of reactive oxygen intermediates and antioxidants Disturbance of this balance can lead to disease [17] Further,...
Ngày tải lên: 18/06/2014, 22:20
báo cáo hóa học: " Relationship between oxygen supply and cerebral blood flow assessed by transcranial Doppler and near – infrared spectroscopy in healthy subjects during breath – holding" doc
... Figure CO2Hb healthy subject concentration changes during BH of a O2Hb and O2Hb and CO2Hb concentration changes during BH of a healthy subject Time course of the O2Hb (blue line) and CO2Hb (red ... concentrations of O2Hb and CO2Hb, however, strongly vary during BH as consequence of vasodilation and of the local oxygen demand; thus, a more complete evaluation of VMR should be made by taking into ... this absence of VMR: BHIO2 , BHICO2 , slopeO2 and slopeCO2 were extremely low Figure 10 (left panel) O2Hb CO2Hb O2Hb (a.u.) concentration (µmol/l) BH offset 0.5 BH onset -1 -0.5 0.5 CO2Hb (a.u.)...
Ngày tải lên: 19/06/2014, 10:20
báo cáo hóa học: " Modulation of walking speed by changing optic flow in persons with stroke" ppt
... function of optic flow speed of gait speed (dotted lines) as a a faster subjects Modulation (plain lines) withhealthy (B) and (A) and walking Modulation of gait speed (dotted lines) as a function of ... carried out in Statistica 7.0 ® and the level of significance was set p < 0.05 Results Experiment Examples of modulation of walking speed in response to an OF of continually changing speed are ... manipulates OF parameters to enhance walking ability after stroke The specific aims of this study were: first, to compare the non-volitional modulation of walking speed in response to an OF of variable...
Ngày tải lên: 19/06/2014, 10:20