2,491 research outputs found

    The subacute onset of a bilateral interstitial pneumonia

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    We report the case of a patient who presents subacute onset of interstitial pneumonia with rapidly progressive respiratory failure, sepsis and acute thrombotic complication. The diagnosis of the underlying pathology, the HIV infection, is made at the fifth day of hospitalisation, while the BAL allows also the detection of Pneumocistis jiroveci and CMV. Here we discuss the importance of an early diagnosis and the management of antibiotic and antithrombotic therapy in this kind of patients

    Thromboembolic disease and chronic obstructive pulmonary disease

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    Venous thromboembolism is still a leading cause of mortality and morbidity for hospitalised patients. While the awareness of the risk for thromboembolic complications for surgical patients is high, and effective prophylactic treatment is normally and systematically prescribed, the situation is very different regarding patients admitted in a internal medical ward. Only recently the usefulness of prophylactic treatment was recognised also for medical patients. A thromboembolic event can be a life threatening complication especially for people affected by chronic obstructive pulmonary disease (COPD) that represents a significant part of medical hospitalised patients. Moreover symptoms and signs related to the chronic pulmonary disease can be confusing factors that may delay a timely and correct diagnosis of a thromboembolic complication

    On the Grassmann space representing the lines of an affine space

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    AbstractIn 1982, Bichara and Mazzocca characterized the Grassmann space Gr(1,A) of the lines of an affine space A of dimension at least 3 over a skew-field K by means of the intersection properties of the three disjoint families Σ1,Σ2 and T of maximal singular subspaces of Gr(1,A). In this paper, we deal with the characterization of Gr(1,A) using only the family Σ=Σ1∪Σ2 of maximal singular subspaces

    Dairy products and inflammation: a review of the clinical evidence

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    Inflammation is a major biological process regulating the interaction between organisms and the environment, including the diet. Because of the increase in chronic inflammatory diseases, and in light of the immune-regulatory properties of breastfeeding, the ability of dairy products to modulate inflammatory processes in humans is an important but unresolved issue. Here, we report a systematic review of 52 clinical trials investigating inflammatory markers in relation to the consumption of dairy products. An inflammatory score (IS) was defined to quantitatively evaluate this interaction. The IS was significantly positive for the entire data set, indicating an anti-inflammatory activity in humans. When the subjects were stratified according to their health status, the IS was strongly indicative of an anti-inflammatory activity in subjects with metabolic disorders and of a pro-inflammatory activity in subjects allergic to bovine milk. Stratifying the data by product categories associated both low-fat and high-fat products, as well as fermented products, with an anti-inflammatory activity. Remarkably, the literature is characterized by a large gap in knowledge on bioavailability of bioactive nutrients. Future research should thus better combine food and nutritional sciences to adequately follow the fate of these nutrients along the gastrointestinal and metabolic axes.info:eu-repo/semantics/publishedVersio

    2002-2003 Third Annual Mozart Birthday Concert

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    https://spiral.lynn.edu/conservatory_otherseasonalconcerts/1078/thumbnail.jp

    Metabolic syndrome, left ventricular hypertrophy and carotid atherosclerosis in hypertension: a gender-based study.

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    Background. The influence of gender on the association between metabolic syndrome (MS) and subclinical organ damage (OD) has been poorly investigated. The aim of this study was to investigate whether the risk of developing left ventricular hypertrophy (LVH) and carotid atherosclerosis is different in men and women with MS. Methods. A total of 3752 untreated and treated hypertensive patients (mean age 53.3 ± 12.6, 52.7% men) were considered for this analysis. All patients underwent standard ultrasonographic investigations searching for LVH and carotid atherosclerosis. The MS was defined according to ATP III criteria. Results. LVH was more prevalent in women and men with the MS compared with their counterparts (58% vs 34% and 48% vs 33%, respectively, p < 0.001). This was also the case for carotid plaque prevalence (61% vs 42% and 57% vs 44%, p < 0.001). The prevalence of OD was not different between men and women with MS, after adjusting for confounders. In multivariate analysis, abdominal obesity was the most important MS component independently related to LVH in both genders, followed by blood pressure. As for carotid plaques, blood pressure, hyperglycemia and hypertriglyceridemia turned out to be independent correlates regardless of gender. Conclusions. Our data indicate that MS is associated with a higher risk of LVH and carotid atherosclerosis irrespective of gender; these findings do not support a gender influence in the association between MS and subclinical OD. © 2013 Scandinavian Foundation for Cardiovascular Research

    A palmitoylethanolamide producing lactobacillus paracasei improves clostridium difficile toxin a-induced colitis

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    Genetically engineered probiotics, able to in situ deliver therapeutically active compounds while restoring gut eubiosis, could represent an attractive therapeutic alternative in Clostridium difficile infection (CDI). Palmitoylethanolamide is an endogenous lipid able to exert immunomodulatory activities and restore epithelial barrier integrity in human models of colitis, by binding the peroxisome proliferator–activated receptor-α (PPARα). The aim of this study was to explore the efficacy of a newly designed PEA-producing probiotic (pNAPE-LP) in a mice model of C. difficile toxin A (TcdA)-induced colitis. The human N-acyl-phosphatidylethanolamine-specific phospholipase D (NAPE-PLD), a key enzyme involved in the synthesis of PEA, was cloned and expressed in a Lactobacillus paracasei that was intragastrically administered to mice 7 days prior the induction of the colitis. Bacteria carrying the empty vector served as negative controls (pLP).In the presence of palmitate, pNAPE-LP was able to significantly increase PEA production by 27,900%, in a time- and concentration-dependent fashion. Mice treated with pNAPE-LP showed a significant improvement of colitis in terms of histological damage score, macrophage count, and myeloperoxidase levels (−53, −82, and −70.4%, respectively). This was paralleled by a significant decrease both in the expression of toll-like receptor-4 (−71%), phospho-p38 mitogen-activated protein kinase (−72%), hypoxia-inducible factor-1-alpha (−53%), p50 (−74%), and p65 (−60%) and in the plasmatic levels of interleukin-6 (−86%), nitric oxide (−59%), and vascular endothelial growth factor (−71%). Finally, tight junction protein expression was significantly improved by pNAPE-LP treatment as witnessed by the rescue of zonula occludens-1 (+304%), Ras homolog family member A-GTP (+649%), and occludin expression (+160%). These protective effects were mediated by the specific release of PEA by the engineered probiotic as they were abolished in PPARα knockout mice and in wild-type mice treated with pLP. Herein, we demonstrated that pNAPE-LP has therapeutic potential in CDI by inhibiting colonic inflammation and restoring tight junction protein expression in mice, paving the way to next generation probiotics as a promising strategy in CDI prevention
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