160 research outputs found

    Making the Most of a Bad Situation: Coddling, Fraternization, and Total War in Camp Crossville, Tennessee

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    This study examines the significance of interactions between German prisoners of war and their American captors during World War II. It uses government documents, personal accounts, and newspaper articles to reconstruct various aspects of life in Camp Crossville, Tennessee, as a representative of the national camp system. It also examines the recollections of former prisoners, guards, and Crossville residents to assess the impressions created by prisoner-captor interactions. These sources demonstrate that camp life created a generally positive impression among both the Germans and the Americans at Camp Crossville. The POW s attempted to use their time in captivity constructively, and their interactions with Americans were usually amiable. While an official reeducation policy yielded questionable results, these social contacts triggered a process of reconciliation similar to that taking place in occupied Germany. If American policy fell short of its goals for reeducation, it did provide an admirable example of captivity within modern, total war. In contrast to the de-individualization and de-humanization taking place in other camp systems, U.S officials maintained a commendable degree of humanity. American standards of treatment, combined with one-on-one interactions, constitute a positive element to a generally gruesome war

    “Subtotal” hemispherectomy in children with intractable focal epilepsy

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    Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/109835/1/epi12845.pd

    Do elephants feel pain and if so, how do we know this?

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    The objective of this document is to identify the behavior of the academic international production in urban history, from the bibliographical records index-linked in Scopus between 1973 and 2010. We use bibliometric indicators from SCImago Group, applying them to the production in the field of arts and humanities. Afterward, we corroborate the results obtained with the indicators calculated exclusively for 1.098 records of urban history. A geographical concentration is observed in the mechanisms of diffusion, authors and institutional affiliation. Likewise, we identify that over 50% of the works published between 1973 and 2010 have not been used by other authors to create new knowledge.El propósito de este documento es identificar el comportamiento de la producción académica internacional en historia urbana, a partir de los registros bibliográficos indizados en Scopus entre 1973 y 2010. Para ello se emplean indicadores bibliométricos obtenidos de SCImago Group y aplicados a la producción en el área de artes y humanidades. Posteriormente, se contrastan los resultados obtenidos con los indicadores calculados exclusivamente para 1.098 registros de historia urbana. Se evidencia una concentración geográfica en los medios de difusión de los productos del área, los autores y su filiación. Se identifica también que más del 50% de los trabajos realizados entre 1973 y 2010 no ha sido empleado por otro autor para crear nuevo conocimientoO propósito deste documento é identificar o comportamento da produção acadêmica internacional em história urbana, a partir dos registros bibliográficos indexados em Scopus entre 1973 e 2010. Para isso, empregam-se indicadores bibliométricos obtidos de SCImago Group e aplicados à produção na área de artes e humanidades. Posteriormente, se contrastam os resultados obtidos com os indicadores calculados exclusivamente para 1,098 registros de historia urbana. Evidencia-se uma concentração geográfica nos meios de difusão dos produtos da área, os autores e sua filiação. Identifica-se também que mais do 50% dos trabalhos realizados entre 1973 e 2010 não tem sido empregados por outro autor para criar conhecimento novo

    Chronotropic incompetence and long-term risk of heart failure: The henry ford exercise testing project

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    Background: Chronotropic incompetence (CI) has been associated with cardiovascular mortality. However, its relationship with long-term risk of heart failure (HF) is not well studied. Methods: We included 43,098 participants (mean age 51.7±12.3 years, 47.5% females, 66.6% white) of the FIT project who completed a clinically indicated exercise test between 1991 and 2009. Patients with coronary artery disease, prior HF or on heart rate reducing medications were excluded. Incident HF was defined by having a documented diagnosis in 3 separate clinical encounters. CI was defined by inability to achieve 85% of maximal age predicted heart rate (calculated by 220 - age) with exercise. Multivariable adjusted Cox models were used to assess the independent association of CI with incident HF. Results: At baseline, 5,249 (12.2%) had CI. After a mean follow-up duration of 10.9 ± 4.6 years, 1329 (3.2%) experienced new onset HF. The cumulative incidence of HF was 397 (7.6%) among CI patients compared with 992 (2.6%) among chronotropic competent patients. Figure 1 shows the cumulative incidence of heart failure by CI status. In multivariable Cox regression models, CI was associated with increased risk of incident heart failure (HR 1.73; 95% CI 1.48 – 2.03, p \u3c0.001) after adjusting for confounders. There were no interactions by age, sex, race, body mass index. Conclusions: Our study shows that CI is an independent risk factor for HF. Further research is needed to determine whether CI could be a therapeutic target for HF

    Transmission of Synucleinopathies in the Enteric Nervous System of A53T Alpha-Synuclein Transgenic Mice

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    Parkinson's disease (PD) and dementia with Lewy bodies (DLB) are characterized by abnormal deposition of α-synuclein aggregates in many regions of the central and peripheral nervous systems. Accumulating evidence suggests that the α-synuclein pathology initiates in a few discrete regions and spreads to larger areas in the nervous system. Recent pathological studies of PD patients have raised the possibility that the enteric nervous system is one of the initial sites of α-synuclein aggregation and propagation. Here, we evaluated the induction and propagation of α-synuclein aggregates in the enteric nervous system of the A53T α-synuclein transgenic mice after injection of human brain tissue extracts into the gastric walls of the mice. Western analysis of the brain extracts showed that the DLB extract contained detergent-stable α-synuclein aggregates, but the normal brain extract did not. Injection of the DLB extract resulted in an increased deposition of α-synuclein in the myenteric neurons, in which α-synuclein formed punctate aggregates over time up to 4 months. In these mice, inflammatory responses were increased transiently at early time points. None of these changes were observed in the A53T mice injected with saline or the normal brain extract, nor were these found in the wild type mice injected with the DLB extract. These results demonstrate that pathological α-synuclein aggregates present in the brain of DLB patient can induce the aggregation of endogenous α-synuclein in the myenteric neurons in A53T mice, suggesting the transmission of synucleinopathy lesions in the enteric nervous system

    Increased Intestinal Permeability Correlates with Sigmoid Mucosa alpha-Synuclein Staining and Endotoxin Exposure Markers in Early Parkinson's Disease

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    Parkinson's disease (PD) is the second most common neurodegenerative disorder of aging. The pathological hallmark of PD is neuronal inclusions termed Lewy bodies whose main component is alpha-synuclein protein. The finding of these Lewy bodies in the intestinal enteric nerves led to the hypothesis that the intestine might be an early site of PD disease in response to an environmental toxin or pathogen. One potential mechanism for environmental toxin(s) and proinflammatory luminal products to gain access to mucosal neuronal tissue and promote oxidative stress is compromised intestinal barrier integrity. However, the role of intestinal permeability in PD has never been tested. We hypothesized that PD subjects might exhibit increased intestinal permeability to proinflammatory bacterial products in the intestine. To test our hypothesis we evaluated intestinal permeability in subjects newly diagnosed with PD and compared their values to healthy subjects. In addition, we obtained intestinal biopsies from both groups and used immunohistochemistry to assess bacterial translocation, nitrotyrosine (oxidative stress), and alpha-synuclein. We also evaluated serum markers of endotoxin exposure including LPS binding protein (LBP). Our data show that our PD subjects exhibit significantly greater intestinal permeability (gut leakiness) than controls. In addition, this intestinal hyperpermeability significantly correlated with increased intestinal mucosa staining for E. coli bacteria, nitrotyrosine, and alpha-synuclein as well as serum LBP levels in PD subjects. These data represent not only the first demonstration of abnormal intestinal permeability in PD subjects but also the first correlation of increased intestinal permeability in PD with intestinal alpha-synuclein (the hallmark of PD), as well as staining for gram negative bacteria and tissue oxidative stress. Our study may thus shed new light on PD pathogenesis as well as provide a new method for earlier diagnosis of PD and suggests potential therapeutic targets in PD subjects.Clinicaltrials.gov NCT01155492
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