acrylates

..The in vitro Rhodamine 123 efflux experiment using MDR KB(v200) cells revealed that when cells were pretreated with folate-attached and FG020326-loaded micelles, the P-glycoprotein (P-gp) drug efflux function was significantly inhibited...

..In these high-risk hypertensive stroke patients, an early normotensive and comparable blood pressure was achieved. The combined primary end point was significantly lower in the eprosartan group...

..This provides one potential explanation for the failure of atenolol to improve outcome in older patients with essential hypertension...

..To determine if reactivity correlates with rat hepatotoxicity, alpha,beta-unsaturated esters, consisting of acrylates and methacrylates, that are inherently electrophilic and exhibit widely varying degrees of reactivity were ..

There are currently available no systematic experimental data on the skin sensitizing properties of acrylates that are of relevance in occupational settings...

..Although it remains to be seen whether the ARB can significantly reduce morbidity and mortality from cardiovascular disease, preliminary data from the Evaluation of Losartan in the Elderly (ELITE) trial appear to be promising...

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..Tryptophan and 1-methyltryptophan, as well as the corresponding acrylates (=prop-2-enoates), are strong mixed inhibitors of HAL...

..This study evaluated whether eprosartan can protect against undesirable platelet activation...

..For 15 alpha,beta-unsaturated ketones, nine acrylates, and two propiolates acting as Michael acceptors, the measured k(GSH) values span ca. 5 orders of magnitude...

..The OSCAR trial is the first international observational study focusing on MMSE in a wide international cohort of hypertensive patients. The results are expected in 2007...

..Recent studies have indicated a relationship between hypertension and cognitive function but therapeutic trials of antihypertensive therapy on the prevention of cognitive disorders have produced controversial findings...

..BACKGROUND: Organic solvents and (meth)acrylates commonly used in nail studios have known neurotoxic properties...

..To assess the effects of eprosartan and valsartan on the haemodynamics of forearm circulation in hypertensives undergoing isometric and mental stress...

..The modulation of central regulatory mechanisms might contribute to AT1 receptor antagonists overall therapeutic efficacy in cardiovascular disease...

..Although the drug has a relatively short plasma half-life of 5 to 9 h, clinical studies have suggested that its antihypertensive effect persists for 24 h...

..The results may be explained by differences between the pre- and postjunctional angiotensin AT(1) receptor subtype...

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Dental acrylic monomers (that is, acrylates and methacrylates) are important occupational sensitizers. Acrylic monomers may also cause allergic reactions in dental care...

..No new case of allergy to acrylates or latex rubber was found in the follow-up period as against 4.91 expected (p = 0.007)...

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..In these patients, isolated systolic hypertension (ISH) is an important risk factor for cardiovascular morbidity and mortality...

..Accordingly, eprosartan represents a useful therapeutic option in the management of patients with hypertension, including those who have had a stroke and those with co-morbid type 2 diabetes mellitus...

..Sympathetic hyperactivity is associated with poor cardiovascular outcomes, implying that reduction might be beneficial to the patients. The addition of moxonidine to angiotensin II antagonist treatment might be appropriate...

..Eprosartan was a well-tolerated and an effective drug in reducing PP, SBP and DBP below the recommended levels in patients with mild-to-moderate essential hypertension, allowing a high therapeutic compliance...

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..To assess the influence of work stress and initial blood pressure on the prognosis of hypertension...

..Whether the high potency of valsartan translates into a significant clinical advantage relative to the other agents tested remains to be ascertained...

..The enhancement of the renal vasodilator effect of eprosartan during hyperglycemia is consistent with activation of the intrarenal renin-angiotensin system...

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..These data indicate an association with blood pressure reduction and improvement of cognitive function with eprosartan treatment...

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..6 to 70.7 mmHg with eprosartan monotherapy. Treatment with eprosartan in once-daily doses up to 1200 mg alone or in combination with HCTZ was well tolerated, with dizziness and asthenia being the most common side effects...

..The benefits of both agents cannot be explained solely by their antihypertensive effects and possibly may be mediated through their unique effect on angiotensin blockade...

..were achieved in the Rh(I)-catalyzed asymmetric hydrogenation of both beta-aryl- and beta-alkyl-beta-(acylamino)acrylates with a new unsymmetrical hybrid ferrocenylphosphine-phosphoramidite ligand, and the presence of an N-H proton in ..

..The purpose of this investigation was to determine whether angiotensin II receptor (AII1R) antagonism interferes with cardiac monocyte chemoattractant protein-1 (MCP-1) expression in hypertrophic cardiomyopathy and failure...

..Unlike ACE inhibitors such as enalapril, eprosartan does not have a high propensity to cause persistent nonproductive cough. Thus, eprosartan represents a useful therapeutic option in the management of patients with hypertension...

..It is proposed that the prejunctional receptors of these tissues are atypical AT1 or "AT1B-like" receptors...

..In the pithed rat model, endogenously generated angiotensin (Ang) II can enhance sympathetic neurotransmission by acting on Ang II type 1 (AT1) receptors that are located on sympathetic nerve terminals...

..Biological activities of the hydrogels were evaluated by observing smooth muscle cell behaviors such as cell adhesion and viability as well as by measuring the number of adhered cells on their surfaces...

..measured by gravimetric analysis. This study is the first to report the detailed concentration profile of each water component whose sorption kinetics is discussed comprehensively...

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..The release of AR was controlled by the NaCl concentration and pH. We conclude that the polymeric matrices of ultrathin hydrogels have great potential for the loading and release of charged drugs...

..The gels redissolve at 37 degrees C as their LCSTs increase above 37 degrees C due to the hydrolysis of the HEMA-lactate pendant groups...

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..The UV-based imprinting into the star PEG prepolymer by means of a perfluorinated, soft mold can be carried out on the bench top, while nanoscale resolution is demonstrated...

..The sIPNs synthesized are versatile materials for assessing cell fate in synthetic ECM constructs in vitro and tissue regeneration in vivo...

..It could be an important parameter in the further applications of the gels as a local delivery system in the parodontology...

..We also showed that saliva does not degrade the film after 7 days in vitro and after 4 days in vivo. Taken together, our results establish that the layer-by-layer technique is suitable for the coating of oral devices...

..The electrostatic charge is generated on a rigiflex PEG-DA mold upon peeling from an original engraved silicon master by mechanical friction, thereby assisting the formation of spontaneous contact with the gold or silicon substrate...

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..The release rate was higher for HEA-based hydrogels when compared with HPMA-based hydrogels in all compositions. The release rate was noticeably higher in pH 9.2 than pH 7.4...

..0 +/- 1.8 kJ/m(2)) or 64:36 (7.1 +/- 2.4 kJ/m(2)). Based upon the results, it was concluded that the mechanical properties of microfilled composites were improved by the modification of prepolymerized filler composition...

..The results obtained in this study suggest that PEGMA-g-PHO copolymers have the potential to be used as blood-contacting devices in a broad range of biomedical applications...

..The new copolymers are appropriate for the fabrication of scaffolds with controlled porosity for tissue engineering...

..Increased chitosan content resulted in increased cell interaction and also decreased water swelling, both of which results in increased cell attachment and spread...

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..The viscosity and wetting capability of the formulations were found to affect replication fidelity...

..Furthermore, we demonstrate simple analytical assays using PEG microchannels combined with patterned arrays of supported lipid bilayers (SLBs) to detect ligand (biotin)-receptor (streptavidin) interactions...

..The fact that the ionic groups are configured in domains structured in nanophases as happens in this copolymer improves cell adhesion even further...

..It also demonstrates the enormous potential for molecular imprinting to further tailor therapeutic release kinetics via the imprinting process...

..The animals also maintained normal body weight during the treatment period, indicating the absence of any apparent toxicity associated with these polymers...

..In vitro release of 5-Fu from PNIPA-co-AA nanoparticle hydrogels was shown to be pH- and temperature-dependent, which demonstrated that the PNIPA-co-AA nanoparticles have great potential in the design of controlled drug delivery systems...

..This may be a result of hydrophobic aggregation encapsulating MEL molecules...

..An apparent number of sites of 13 micromol g(-1) with an average affinity constant of 2 x 10(4) M(-1) was obtained in the concentration window studied...

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..PrHy was found to be hydrophobically bounded, while IMI was found to be electrostatically bounded onto the MAA-EA nanogels, which was further enhanced by hydrogen bonding...

..Such hydrogel materials may have more advantages as a potentially interesting platform for the design of medical devices.The elastic modulus (G') and viscous modulus (G'') as a function of frequency for various hydrogel samples...

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..These results demonstrate the ability to fabricate hydrogels using EHD and PEGDA system as well as to control the properties of the resulting hydrophilic networks...

..This work demonstrates that the mechanical properties of poly(N-isopropylacrylamide-co-acrylic acid) can be increased while minimizing the increase in solution viscosity...

..Similarly, decreasing the thiol functionality from 4 to 1 shifted the reverse gelation time from 18 to 8 days and the mass loss extent at reverse gelation from 70 to 45%...

..This result suggests the presence of enantioselective binding sites in the swollen state for all the MIPs...

..Finally, an accelerated ageing test of the microarray in a humidity chamber showed a nice relationship between decay curves of contact angle against water and fluorescence intensity...

..The nature of the interaction between the core and corona polymer particles was identified as hydrogen bonding with FT-IR spectroscopy...

..The newly synthesized polymer bound PAG resist, poly (4-hydroxystyrene-co-2-ethyl-2-adamantyl methacrylate-co-PAG) showed sub-50 nm features using EUV Lithography...

..The AA-grafted porous polymer scaffolds were effective for cell adhesion and differentiation, making them a suitable platform for tissue-engineered cartilage...

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..As bulky side chains have been incorporated within the polymeric chain it is expected to affect the reaction kinetics of the acid-base reaction...

..In this paper, we discuss their potential biomedical applications...

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..thermal gelation and the harmless character of the Michael-type addition between two sets of terminal groups, acrylates on one set and thiols on the other, allows irreversibly cross-linked hydrogels to be obtained in a rapid and ..

..Using copolymerization with methacrylic acid, we prepared star polymer networks with pH-sensitivity, which showed a sharp transition in swelling around a pH of 4.5...

..The mobile phase pH also showed clear influence on the retention time of basic compounds. This could be explained by ion-exchange interaction between positively charged analytes and the negatively charged sulphate group...

..Uptake of the radiolabeled polymer and enhanced cytoplasmic delivery of FITC-ODN was also studied in THP-1 macrophage-like cells...

..We conclude from X-ray scattering and relaxation spectroscopy data for higher poly(n-alkyl acrylates) (PnAA) and poly(n-alkyl methacrylates) (PnAMA) that alkyl groups of different monomeric units aggregate in the ..

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..As a result, PNIPAAm was found to be a pH-sensitive hydrogel and the LCST of the PNIPAAm and P(NIPAAm-co-AAc) hydrogels are influenced by pH...

..But, in the intestine, the high pH causes the higher swelling degree of the AA-containing discs, allowing all the drug ( approximately 97.5%) is released. In the presence of DMAEMA in polymeric structure, opposite behavior was observed...

..Thermoprecipitation using these copolymers, which enables very high recovery of lysozyme from egg white, would be advantageous over pH sensitive polymers, which generally exhibit lower recovery...

..The number of platelets adhering to PU decreased greatly comparing with the originals after 1 and 3 h of contact with human plate-rich plasma (PRP)...

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..Addition of vinyl pyrrolidinone as a reactive diluent has increased the mechanical as well as burst strength of the polymer. In vitro release of sulfamethoxazole entrapped in these cross-linked matrices was also studied...

..We hypothesized that the freezing-bound water layer between free water and non-freezing water was an important factor for the excellent blood compatibility of PMEA...

..Such a modulated system is attractive for application as a novel immunogenic system in vaccine technology...

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..developed the catalytic enantioselective reductive aldol reaction which converts commercially available silanes, acrylates and aldehydes to aldol adducts...

Nail salon employees are potentially exposed to dozens of recognized chemical hazards including acrylates, solvents, and biocides in dust and vapor form, yet little is known of salon workers' total exposure or work environment conditions...

..As acrylates can have toxic effects in patients, this work will focus on applying the hypotheses developed from the acrylate ..

..Results could lead to a better understanding of acquired and inherited human neuropathies and the development of efficacious pharmacotherapies. ..

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..In addition, our studies might suggest novel pharmacotherapies based on neurotrophin intervention or replacement. ..

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..Understanding the role and mechanism of axon atrophy in solvent neurotoxicity has broad-based implications for human occupational health and risk assessment. ..

..Understanding the role and mechanism of axon atrophy in solvent neurotoxicity has broad-based implications for human occupational health and risk assessment. ..

..Determining how these chemicals work will provide a rational basis for establishing occupational exposure conditions and for development of efficacious pharmacotherapeutic approaches. ..

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..The data of this proposal will be critical for determining long-term adverse effects of multiple course prenatal corticosteroid therapy and for the ameliorating these effects in the offspring. ..

..Rats of both sexes and various ages will be used. These studies may lead to the development of new antiepileptic treatments that take into the account sexual age-related differences. ..

..In addition, this proposal might have broad-based implications for other toxic chemicals (acrylamide, carbon disulfide) and disease processes (diabetes) associated with axonal atrophy. ..

..We propose that thus identified cellular targets and its modifications could be used as mechanism-based biomarkers to explore a role of these aldehydes in the etiology of such diseases as COPD. ..

..These studies will set the stage for a molecular epidemiological study to determine whether individuals who are unable to repair this mutagenic adduct are at increased risk of tobacco-related cancers. ..

..This research will provide important results for clinicians and policy makers, and will foster the applicant's development as a health services researcher in cerebrovascular disease. ..

..In addition, these experiments will provide support for the epidemiological observations of reduced cancer risk associated with the use of APAP. ..