Medizin - Open Access LMU - Teil 13/22
Medizin - Open Access LMU - Teil 13/22

Medizin - Open Access LMU - Teil 13/22

Ludwig-Maximilians-Universität München

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Die Universitätsbibliothek (UB) verfügt über ein umfangreiches Archiv an elektronischen Medien, das von Volltextsammlungen über Zeitungsarchive, Wörterbücher und Enzyklopädien bis hin zu ausführlichen Bibliographien und mehr als 1000 Datenbanken reicht. Auf iTunes U stellt die UB unter anderem eine Auswahl an elektronischen Publikationen der Wissenschaftlerinnen und Wissenschaftler an der LMU bereit. (Dies ist der 13. von 22 Teilen der Sammlung 'Medizin - Open Access LMU'.)

Recent Episodes

Effects of spiritual care training for palliative care professionals
JAN 1, 2005
Effects of spiritual care training for palliative care professionals
Little is known about the effects of spiritual care training for professionals in palliative medicine. We therefore investigated prospectively the effects of such training over a six-month period. All 63 participants of the three and a half-day training were asked to fill out three questionnaires: before and after the training, as well as six months later. The questionnaires included demographic data, numeric rating scales about general attitudes towards the work in palliative care, the Self-Transcendence Scale (STS), the spiritual subscale of the Functional Assessment of Chronic Illness Therapy (FACIT-Sp) and the Idler Index of Religiosity (IIR). Forty-eight participants (76) completed all three questionnaires (91 women, median age 49 years; 51 nurses, 16 hospice volunteers, 14 physicians).Significant and sustained improvements were found in self-perceived compassion for the dying (after the training: P =0.002; 6 months later: P=0.025), compassion for oneself (P < 0.001; P =0.013), attitude towards one's family (P =0.001; P =0.031), satisfaction with work (P < 0.001; P =0.039), reduction in work-related stress (P < 0.001; P =0.033), and attitude towards colleagues (P =0.039; P =0.040), as well as in the FACIT-Sp (P < 0.001; P =0.040). Our results suggest that the spiritual care training had a positive influence on the spiritual well-being and the attitudes of the participating palliative care professionals which was preserved over a six-month period.
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Prognostic significance of endogenous adhesion/growth-regulatory lectins in lung cancer
JAN 1, 2005
Prognostic significance of endogenous adhesion/growth-regulatory lectins in lung cancer
Objective: To determine the expression of endogenous adhesion/growth-regulatory lectins and their binding sites using labeled tissue lectins as well as the binding profile of hyaluronic acid as an approach to define new prognostic markers. Methods: Sections of paraffin-embedded histological material of 481 lungs from lung tumor patients following radical lung excision processed by a routine immunohistochemical method (avidin-biotin labeling, DAB chromogen). Specific antibodies against galectins-1 and - 3 and the heparin-binding lectin were tested. Staining by labeled galectins and hyaluronic acid was similarly visualized by a routine protocol. After semiquantitative assessment of staining, the results were compared with the pT and pN stages and the histological type. Survival was calculated by univariate and multivariate methods. Results: Binding of galectin-1 and its expression tended to increase, whereas the parameters for galectin-3 decreased in advanced pT and pN stages at a statistically significant level. The number of positive cases was considerably smaller among the cases with small cell lung cancer than in the group with non-small-cell lung cancer, among which adenocarcinomas figured prominently with the exception of galectin-1 expression. Kaplan-Meier computations revealed that the survival rate of patients with galectin-3-binding or galectin-1-expressing tumors was significantly poorer than that of the negative cases. In the multivariate calculations of survival lymph node metastases ( p < 0.0001), histological type ( p = 0.003), galectin-3-binding capacity ( p = 0.01), galectin-3 expression ( p = 0.03) and pT status ( p = 0.003) proved to be independent prognostic factors, not correlated with the pN stage. Conclusion: The expression and the capacity to bind the adhesion/growth regulatory galectin-3 is defined as an unfavorable prognostic factor not correlated with the pTN stage. Copyright (C) 2005 S. Karger AG, Basel.
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Adaptive regulation of the ileal apical sodium dependent bile acid transporter (ASBT) in patients with obstructive cholestasis.
JAN 1, 2005
Adaptive regulation of the ileal apical sodium dependent bile acid transporter (ASBT) in patients with obstructive cholestasis.
Background/Aims The apical sodium dependent bile acid transporter ASBT (SLC10A2) contributes substantially to the enterohepatic circulation of bile acids by their reabsorption from the intestine. In the rat, its adaptive regulation was observed in the kidneys, cholangiocytes and terminal ileum after bile duct ligation. Whether an adaptive regulation of the human intestinal ASBT exists during obstructive cholestasis is not known. Methods Human ASBT mRNA expression along the intestinal tract was analyzed by real time PCR in biopsies of 14 control subjects undergoing both gastroscopy and colonoscopy. Their duodenal ASBT mRNA expression was compared to 20 patients with obstructive cholestasis. Additionally, in 4 patients with obstructive cholestasis, duodenal ASBT mRNA expression was measured after reconstitution of bile flow. Results Normalized ASBT expression in control subjects was highest (mean arbitrary units± SEM) in the terminal ileum 1010 ± 330. Low ASBT expression was found in the colonic segments (8.3±5, 4.9±0.9, 4.8±1.7 and 1.1±0.2, ascending, transverse, descending, and sigmoid colon, respectively). Duodenal ASBT expression of control subjects was found with 171.8±20.3 at about four fold higher levels when compared to 37.9±6.5 (p<0.0001) in patients with obstructive cholestasis. Individual ASBT mRNA expression was inversely correlated with bile acid and bilirubin plasma concentrations. In 4 cholestatic patients average ASBT mRNA increased from 76±18 before to 113±18 after relief of cholestasis (NS). Immunohistochemical assessment indicates that ASBT protein is expressed on the apical surface of the duodenal epithelial cells. Conclusion Obstructive cholestasis in humans leads to down-regulation of ASBT mRNA expression in the distal part of the human duodenum.
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