surfactant surfactant interactions in liquid media
Báo cáo vật lý: "Volumetric and Thermodynamic Studies of Molecular Interactions in Ternary Liquid Mixtures at 303, 308 and 313K" pptx
... that in the case of liquid systems, including electrolytic solutions, there is no serious harm in assuming cubic packing and equating b to 3.3 Gibb’s Free Energy (ΔG*) On the basis of Eyring rate ... interactions Repulsive forces, acting over very small intermolecular distances, play a minor role in the cohesion process under normal circumstances Such a negative excess internal pressure in ... exhibited positive deviations, increased with increasing concentrations of 1-alkanols in all of the systems and decreased with increasing temperature The increasing positive values of Gibb’s function...
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Báo cáo y học: "The role played by cell-substrate interactions in the pathogenesis of osteoclast-mediated peri-implant osteolysis" potx
... in Figure 6a, b, β3 integrin immunohistochemical staining was detected in both the mononuclear and multinuclear cells in resorption lacunae on the bone surface Figure 6c shows negative staining ... is indicated by the resorptive defect in osteoclast-mediated bone resorption in mice in which either of these genes has been deleted [36,37] In humans, inactivating mutations in the cathepsin ... antibody (1:200 in PBS), followed by incubation with avidin-biotinperoxidase complex for 30 minutes each, at room temperature After rinsing, the sections were developed with diaminobenzidine tetrahydrochloride...
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Báo cáo y học: " The effect of interleukin-13 (IL-13) and interferon-g (IFN-g) on expression of surfactant proteins in adult human alveolar type II cells in vitro" docx
... [22,28-33] In addition, BALF from IL-13 overexpressing mice have a 3- to 6-fold increase in surfactant phospholipids, a 2- to 3-fold increase in SP-A, -B, and -C, and a 70-fold increase in SP-D [34] In ... processing was cathepsin H [53,61] and inhibition of cathepsin H results in decreased production of mature SP-B Napsin A and pepsinogen C, asparatic proteases, are also involved in the processing ... DNA injury and apoptosis via a cathepsin Sdependent pathway that leads to emphysema in the murine lung [37] In the latter paper, IFN-g overexpression in mice resulted in an increase in cathepsin...
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Báo cáo y học: " Ultrastructural changes of the intracellular surfactant pool in a rat model of lung transplantation-related events" pdf
... should take into account the surfactant producing AE2 cells with the containing intracellular surfactant pool Thus, novel therapeutic strategies in ischemia/reperfusion injury following lung-transplantation ... leading to an increased incorporation of surfactant material in the existing Lb However, the decreased number of Lb accompanied by a slight increase in their mean volume might be seen as an indirect ... dysfunction of intra-alveolar surfactant can promote the formation of atelectasis Mechanical ventilation may induce shear stress of the alveolar lining during reopening alveoli in the inspiratory...
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Báo cáo y học: "Expression profiles of hydrophobic surfactant proteins in children with diffuse chronic lung disease" pptx
... quantities of protein utilizing the principle of protein-dye binding Anal Biochem 1976, 72:248-254 Heukeshoven J, Dernick R: Improved silver staining procedure for fast staining in PhastSystem Development ... A, Wang WJ, et al.: Posttranslational processing of surfactant protein C proprotein Targeting motifs in the NH2-terminal flanking domain are cleaved in late compartments Am J Respir Cell Mol Biol ... M, et al.: Involvement of napsin A in the C- and N-terminal processing of surfactant protein B in type-II pneumocytes of the human lung J Biol Chem 2003, 278:49006-49014 Ueno T, Linder S, Na...
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Primer in social media
... Primer in Social Media Suggestions on social media Although organizations will increasingly employ social media in their marketing efforts, certain perils exist for early adopters The following ... to reason that many will find alternate gains in this arena Connect with passionate users High-quality fishing line; methods for steam-lining packaging; precision drumming hardware; regardless ... strategic and pragmatic in employing social media An introduction to social media Background In the past, broadcasting was limited to those with the financial resources to access mass media The emergence...
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Assessment of the Use of Hand Warmer for Nitrate Retardation in Porous Media
... of the saturated media, while maintaining the saturated condition of porous media Steady saturated flow field was established in the column when fluctuations in the observed drainage rate from ... in Fig (a) and (b), respectively In Fig 3, both temporal moments are normalized by a corresponding moment obtained in a column without HWCs Obviously, both moments tend to increase with the increase ... diameter) layer by layer in increments of cm Each layer was compacted to adjust the dry density prior to filling the next layer, providing the porosity estimation in each experiment indirectly from the...
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Tài liệu Chapter 8: Catalytic oxidations in aqueous media - recent developments ppt
... chloroethanol is produced in appreciable quantities In a detailed kinetic study it was established, that when a chloride ligand in is replaced by pyridine, the intermediate hydroxyethylpalladium ... rates and catalyst stability in the Pd/batophenanthroline-catalyzed olefin oxidations was observed in the presence of Under such conditions, the catalyst-containing aqueous phase could be recycled ... to a yield of 98 % in M chloride solutions (Scheme 8.2) [13] With olefins other than ethene two isomeric chlorohydrins can be obtained, one of them being chiral When pyridine was replaced by...
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Tài liệu Chapter 9: Miscellaneous catalytic reactions in aqueous media pdf
... isomerizations is in that all atoms of the starting compound are incorporated into the product, respresenting a 100 % atom economy Miscellaneous catalytic reactions in aqueous media 267 which ... mild method for removal of protecting allyl groups under exceedingly mild conditions In an interesting reaction, reshuffling of functional groups can be achieved in the rearrangement of homoallylic ... reactions in aqueous media 269 The stable ruthenium alkylidenes, used for catalysis of ring opening metathesis polymerizations, were found to exchange the alkylidene proton for a deuteron in or in (Scheme...
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Tài liệu Báo cáo khoa học: Transient RNA–protein interactions in RNA folding docx
... electrostatic interactions [60] (d) For the Transient RNA–protein interactions in RNA folding human mRNA-binding protein hnRNP A1 [61], the Xenopus laevis protein X1rbpa [54], the trypanosome guideRNA-binding ... RNA–protein interactions in RNA folding M Doetsch et al Tat peptide induced a change in the population of coexisting and interchanging RNA conformations The lack of intermolecular NOE connectivities indicated ... molecules during their folding process or during their assembly into RNP complexes Static versus transient interactions RNA folding reactions can be modulated either by tight binding to proteins, establishing...
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Tài liệu The Coming Change in Social Media Business Applications pptx
... considering using in the future Creating internal work groups 8.4% Coordinating internal schedules and events 9.3% Sharing documents 11.6% Creating “intranet-like” internal communications Maintaining ... their consumers 42.1% Maintaining communications with teams 42.1% Creating “intranet-like” internal communications 34.5% Coordinating internal schedules and events Creating “intranet-like” communication ... now uses Sharing breaking news Keeping top management in touch with the financial community Organizing meetings 1.4% 6.9% Keeping in immediate touch with customers 10.0% 27.3% Getting feedback...
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Tài liệu Báo cáo khoa học: Cobalamin uptake and reactivation occurs through specific protein interactions in the methionine synthase–methionine synthase reductase complex docx
... cob(I)alamin from CH3-H4-folate, generating H4-folate and the methylcob(III)alamin form of MS During primary turnover, the homocysteine-binding domain (dotted barrel) and the CH3-H4-folate binding-domain ... form of hMS During reactivation of hMS, the FMN domain of MSR (light grey) and the C-terminal activation of hMS (grid-barrel) interact with the cobalamin-binding domain For more information on ... plates containing 100 lgÆmL)1 zeocin Several transformed colonies were streaked onto plates containing 1000 lgÆmL)1 zeocin to select for colonies containing multiple copies of the integrated cDNA...
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Tài liệu Báo cáo khoa học: Mixed lineage leukemia histone methylases play critical roles in estrogen-mediated regulation of HOXC13 docx
... their binding profiles in a time-dependent manner in ERE1 and ERE2 (Fig 5B) In agreement with the above findings, binding of ERa and ERb was increased in both ERE1 and ERE2 in the presence of E2 Interestingly, ... analyzing the in vivo binding of ERs and MLLs We analyzed the in vivo binding of the different factors in the absence and presence of E2, using chromatin immunoprecipitation (ChIP) assays [34], using ... However, in the case of ERb, some constitutive binding was observed in ERE2 even in the absence of E2, and this binding was increased in the presence of E2 (Fig 5A,B; compare h and 6–8 h time points)...
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Tài liệu Báo cáo khoa học: Bacterial-induced hepoxilin A3 secretion as a pro-inflammatory mediator pptx
... across the intestinal epithelium [1–4] More specifically, S typhimurium–intestinal epithelial cell interactions induce the epithelial release of the potent neutrophil chemokine, interleukin-8 (IL-8) ... metabolism involved in the events underlying in ammation, such observations further underscore an emerging concept suggesting that modulation of the 12-LOX pathway during intestinal in ammation ... reach in amed sites, neutrophils traverse various barriers, including the endothelium, basement membrane (intestine) ⁄ interstitium (lung) and epithelium, in response to localized in ammatory mediators...
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Tài liệu Báo cáo khoa học: The role of electrostatic interactions in the antitumor activity of dimeric RNases docx
... the hinge loop after ligation Also in this case no clashes were detected at Electrostatic interactions and antitumor RNases the dimer interface of the models or in the surroundings of the hinge ... removed from participating in their gel-to -liquid phase transition To further investigate this aspect, values of electrostatic interaction energy (EIE) were calculated for the interactions between ... homologous to the RNases investigated in this study, have been isolated from human eosinophils, namely eosinophil-derived neurotoxin (EDN) and eosinophil cationic protein (ECP) They are RNases...
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Tài liệu Báo cáo khoa học: Evidence for proteasome dysfunction in cytotoxicity mediated by anti-Ras intracellular antibodies pdf
... lactacystin [27] were analysed by Western blotting As can be seen in Fig 3A, accumulation of the 32-kDa protein, corresponding to the single-chain aD11-sec, was induced by treatment with lactacystin ... antibodymediated coaggregation of Ras-binding partners It is worth mentioning that the soluble anti-(Ras 6) scFv fragment inhibits cell proliferation without inducing apoptosis Interestingly, ... degradation of multi-ubiquitinated target proteins (i.e cell cycle regulatory proteins, such as cyclins and cyclindependent kinase inhibitor) and induces apoptosis in different tumor cells These...
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Managing Drug Interactions in the Treatment of HIV-Related Tuberculosis docx
... rifampin induces the activity of the CYP2C19 and CYPD6 isozymes The rifamycins vary in their potential as CYP450 inducers, with rifampin being most potent, rifapentine intermediate, and rifabutin ... disease 8, Predicting Drug Interactions Involving Rifamycins Knowledge of the mechanisms of drug interactions can help predict the likelihood of an interaction, if that specific combination of drugs ... K, Gerstoft J, Pedersen C Pharmacokinetic interaction between rifampin and the combination of indinavir and low-dose ritonavir in HIVinfected patients Clin Infect Dis Feb 2004;38(3):426-429 Ribera...
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Báo cáo khoa học: Post-ischemic brain damage: pathophysiology and role of inflammatory mediators ppt
... strongly induced following the ischemic insult both in animal Neuroinflammatory mediators in brain ischemia models [72,73] and in stroke patients [74] Immediately after brain ischemia, NO produced ... from in vitro studies suggests that cytokine activation might also involve other mechanisms [138–140] Interestingly, in vitro studies have described the involvement of MMPs in cytokine processing ... ischemic insult Interestingly, expression of its receptor, CX3CR1, was observed only in microglia ⁄ macrophages, suggesting that fractalkine is involved in neuron– microglia signalling [178] In fact,...
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Báo cáo khoa học: Trigger factor interacts with the signal peptide of nascent Tat substrates but does not play a critical role in Tat-mediated export pptx
... Identification of a twin-arginine leader-binding protein Mol Microbiol 40, 323–331 Papish, A.L., Ladner, C.L & Turner, R.J (2003) The twinarginine leader-binding protein, DmsD, interacts with the ... ribosome with puromycin or puromycin in a Ôhigh saltÕ buffer after translation but prior to crosslinking Both treatments diminished crosslinking to TF (Fig 1B, lane and 6), indicating that association ... strains and plasmids used in this study are listed in Table Strains were routinely grown in M9-medeum [16] containing 0.1% casaminoacids (Difco, Detroit, MI, USA) Where appropriate, streptomycin...
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