987 resultados para PEG 1500


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Acquis en décembre 1819 de MM. de Bure, libraires du roi, suite à la vente de la bibliothèque de l'abbé de Tersan, pour le prix de 65 francs; cf. B.n.F., département des Manuscrits, Archives Modernes 492bis, registre des acquisitions du département des Manuscrits 1806-1820, f. 269 et 272; Archives Modernes 492ter, registre des acquisitions du département des Manuscrits 1821-1830, f. 172 "Poema de miseriis guerrae Anglorum, in 8° sur velin"; nouv. acq. fr. 5523, f. 145; Catalogue Tersan, n° 1177; — ex-libris du XVIe s. "L. de Kalkemberga" (1v)

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Acquis le 4 ventôse an VI (22 février 1798) suite à un envoi de mss. par le bureau du triage des titres au conservateur des manuscrits de la Bibliothèque nationale; cf. B.n.F., département des Manuscrits, Archives Modernes 492, registre des acquisitions du département des Manuscrits an II-an XIV (1793-1805), f. 23 "Un petit vol. in 12 sur vélin, contenant les statuts en latin du collège de Sorbonne par Robert de Sorbon son fondateur".

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Acquis le 19 brumaire an IV (10 novembre 1795); cf. B.n.F., département des Manuscrits, Archives Modernes 492, registre des acquisitions du département des Manuscrits an II-an XIV (1793-1805), f. 16 "De gestis et genealogia dominorum comitum Hanonensium"; — portait la cote "394" en dedans, d'après le catalogue de l'ancien supplément; cf. B.n.F., département des Manuscrits, B.n.F., nouv. acq. fr. 5429, f. 76; — ex-libris du XVIIIe s. "Appartenant au chapitre de Sainte-Waudru 406" (E)

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Contient : I Divers opuscules de J. de Gerson ; II Statuts de Grégoire IX, Nicolas III et Benoit XII, pour l'ordre de Cluny

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BACKGROUND & AIMS: Recent studies have described a major impact of genetic variations near the IL28B gene on the natural course and outcome of antiviral therapy in chronic hepatitis C. We therefore, aimed to explore the impact of donor and recipient genotypes of these polymorphisms on hepatitis C virus (HCV) liver graft reinfection. METHODS: Donor and recipient genotypes of IL28B rs12979860C>T single nucleotide polymorphism were determined in 91 patients with HCV liver graft reinfection, 47 of whom were treated with pegylated interferon-α (PEG-IFN-α) and ribavirin. IL28B genetic polymorphisms were correlated with the natural course and treatment outcome of recurrent hepatitis C. RESULTS: Patients requiring liver transplantation due to end-stage chronic hepatitis C appeared to be selected toward the adverse genotypes rs12979860 CT/TT compared to non-transplanted HCV-infected patients (p=0.046). Patients with the donor genotype rs12979860 CC had higher peak ALT and HCV RNA serum concentrations than those with CT/TT (p=0.04 and 0.06, respectively). No association was observed between ALT/HCV RNA serum concentrations and recipient genotypes (p>0.3). More important, donor IL28B rs12979860 CC vs. CT/TT genotypes were associated with rapid, complete early, and sustained virologic response (RVR, cEVR, SVR) to treatment with PEG-IFN-α and ribavirin (p=0.003, 0.0012, 0.008, respectively), but weaker associations of recipient genotypes with RVR, cEVR, and SVR were observed as well (p=0.0046, 0.115, 0.118, respectively). CONCLUSIONS: We provide evidence for a dominant, but not exclusive impact of the donor rather than the recipient IL28B genetic background on the natural course and treatment outcome of HCV liver graft reinfection.

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An analysis of perinatal mortality by hour of birth among 10,059 births in Canton Ticino (Switzerland) during the years 1979-1982 showed that fewer births occurred at night than during the day. The variations in number of births by hour of birth were attributed to obstetric practices. The perinatal mortality rate for night-time births was more than twice as high as that for the daytime births (+127%, P less than 0.001) and the rates for night-time births exceeded those for daytime births for 13 of the 19 causes of death examined. A higher proportion of the low and very-low-birthweight babies (less than 2500 g and less than 1500 g) were born at night between 19.00 and 06.59 hours.

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Hair follicle morphogenesis depends on a delicate balance between cell proliferation and apoptosis, which involves epithelium-mesenchyme interactions. We show that peroxisome proliferator-activated receptor beta/delta (PPARbeta/delta) and Akt1 are highly expressed in follicular keratinocytes throughout hair follicle development. Interestingly, PPARbeta/delta- and Akt1-deficient mice exhibit similar retardation of postnatal hair follicle morphogenesis, particularly at the hair peg stage, revealing a new important function for both factors in the growth of early hair follicles. We demonstrate that a time-regulated activation of the PPARbeta/delta protein in follicular keratinocytes involves the up-regulation of the cyclooxygenase 2 enzyme by a mesenchymal paracrine factor, the hepatocyte growth factor. Subsequent PPARbeta/delta-mediated temporal activation of the antiapoptotic Akt1 pathway in vivo protects keratinocytes from hair pegs against apoptosis, which is required for normal hair follicle development. Together, these results demonstrate that epithelium-mesenchyme interactions in the skin regulate the activity of PPARbeta/delta during hair follicle development via the control of ligand production and provide important new insights into the molecular biology of hair growth.

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O objetivo deste trabalho foi avaliar o uso de marcadores bioquímicos e fisiológicos, na caracterização do estresse hídrico em calos de cultivares de cana-de-açúcar (Sacharum sp.), RB 72 454 (sensível) e SP 813250 (resistente), contrastantes quanto à resistência à seca em campo. O delineamento experimental foi o inteiramente casualizado, em esquema fatorial de 2x5 [cultivar x doses de polietilenoglicol (PEG)], com dez tratamentos e três repetições. Os calos foram submetidos a concentrações de PEG correspondentes aos potenciais osmóticos de 0, -0,3, -0,6, -0,9 e -1,2 MPa, por 120 horas. A variação no conteúdo relativo de água e na umidade não foi significativamente diferente entre as cultivares. Entretanto, foi observada a tendência de aumento no vazamento de eletrólitos, em conseqüência da diminuição do potencial osmótico na cultivar tolerante. Na cultivar sensível, observou-se tendência de aumento de prolina e, na resistente, diminuição, embora os níveis não tenham sido afetados pelo deficit hídrico. As concentrações de aminoácidos livres foram maiores na sensível. Houve queda nas concentrações de amônia, em ambas cultivares. Os níveis de proteínas não foram afetados pelo PEG. O perfil protéico por SDS-PAGE não mostrou aumento induzido por PEG, na intensidade das bandas correspondentes aos peptídeos entre 14 e 66 kDa. Os marcadores bioquímicos e fisiológicos não foram relacionados ao grau diferencial de resistência observado nas cultivares em condições de campo.

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Lake Neuchatel is a medium sized, hard-water lake, lacking varved sediments, situated in the western Swiss Lowlands at the foot of the Jura Mountains. Stable isotope data (delta(18)O and delta(13)C) from both bulk carbonate and ostracode calcite in an 81 cm long, radiocarbon-dated sediment core represent the last 1500 years of Lake Neuchatel's environmental history. Comparison between this isotopic and other palaeolimnologic data (mineralogical, geochemical, palynological, etc.) helps to differentiate between anthropogenic and natural factors most recently affecting the lake. An increase in lacustrine productivity (450-650AD ca), inferred from the positive trend in delta(13)C values of bulk carbonate, is related to medieval forest clearances and the associated nutrient budget changes. A negative trend in both the bulk carbonate and ostracode calcite delta(18)O values between approximately 1300 and 1500AD, is tentatively interpreted as due to a cooling in mean air temperature at the transition from the Medieval Warm Period to the Little Ice Age. Negative trends in bulk carbonate delta(18)O and delta(13)C values through the uppermost sediments, which have no equivalent in ostracode calcite isotopic values, are concomitant with the recent onset of eutrophication in the lake. Isotopic disequilibrium during calcite precipitation, probably due to kinetic factors in periods of high productivity is postulated as the mechanism to explain the associated negative isotopic trends, although the effect of a shift of the calcite precipitation towards the warmer months cannot be excluded.

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OBJECTIVE: Review of incidence, clinical picture, therapy, and outcome of Pneumocystis carinii pneumonia (PCP) in infants with vertically-acquired HIV infection in Switzerland. METHODS: Inquiry among members of the Swiss Pediatrics AIDS Group, review of the data base of the Swiss Neonatal HIV Study and retrospective analysis of the charts from infants with PCP. RESULTS: Since 1986 PCP has been diagnosed in 10 out of 107 infants with vertically-acquired HIV infection. PCP occurred in 7 infants at the age of 3-6 months and in 3 at the age of 9-11 months. 4 infants showed symptoms related to HIV infection before developing PCP. Before the development of PCP, infection with HIV had been ascertained in 6 infants. In 2 the diagnosis was still unclear and in the 2 remaining the risk of HIV infection was not known. None of the infants was on primary prophylaxis against PCP. Signs and symptoms of PCP included cough and tachypnea (100%) as well as high fever up to 40 degrees C (90%). Transcutaneous oxygen saturation was 70-95%. Chest X-rays revealed interstitial infiltrates in 6 infants, localized infiltrates in 2 and interstitial as well as localized infiltrates in 2. The CD4+ cell count was, with one exception, < 1500/microliters, i.e. below the normal value for age. Side effects of high dose cotrimoxazole were noted in 6 patients. 5 infants required intubation and mechanical ventilation. 4 infants died due to PCP, including 3 of those who required intubation and mechanical ventilation. CONCLUSIONS: PCP in infants with vertically-acquired HIV infection preferentially occurs at the age of 3 to 6 months and is often lethal, especially in patients requiring intubation. Evaluation for HIV infection should be done as early as possible in order to introduce primary PCP prophylaxis in infants at risk for this opportunistic infection.

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Kirja-arvio

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Audit report on Indian Hills Community College in Ottumwa, Iowa for the year ended June 30, 2015