1,961 research outputs found

    Neurohumoral and mechanical factors in the modulation of left ventricular mass

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    The goals for the research were to define, describe, and study those neuroendocrine and mechanical mechanisms that may play a role in the initiation and maintenance of an increase in, or cause regression of, the mass of the left ventricle. Dynamic changes in heart mass have been observed to occur in man and animals: (1) enlargement of the heart is frequently encountered in patients with hypertensive disease, and (2) decrease in heart mass has been reported for men exposed to prolonged space flight. The basic physiologic processes which may explain how these changes occur, and the effects of gain or loss of myocardial mass on cardiac performance were considered significant questions to be answered for the benefit of the National Aeronautics and Space Administration

    A Plan of Farm Organization for Hill Land Farms in Southeastern Ohio

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    Exact date of bulletin unknown.PDF pages: 2

    Armadillo (\u3ci\u3eDasypus novemcinctus\u3c/i\u3e)

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    The armadillo (Dasypus novemcinctus) is a rather interesting and unusual animal that has a protective armor of “horny” material on its head, body, and tail. The armadillo ranges from south Texas to the southeastern tip of New Mexico, through Oklahoma, the southeastern corner of Kansas and the southwestern corner of Missouri, most of Arkansas, and southwestern Mississippi. The armadillo prefers dense, shady cover such as brush, woodlands, forests, and areas adjacent to creeks and rivers. More than 90% of the armadillo’s diet is made up of insects and their larvae. The armadillo is active primarily from twilight through early morning hours in the summer. Most armadillo damage occurs as a result of their rooting in lawns, golf courses, vegetable gardens, and flower beds. Armadillos are unprotected in most states

    Structural insights into functional amyloid inhibition in Gram –ve bacteria

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    Amyloids are proteinaceous aggregates known for their role in debilitating degenerative diseases involving protein dysfunction. Many forms of functional amyloid are also produced in nature and often these systems require careful control of their assembly to avoid the potentially toxic effects. The best-characterised functional amyloid system is the bacterial curli system. Three natural inhibitors of bacterial curli amyloid have been identified and recently characterised structurally. Here, we compare common structural features of CsgC, CsgE and CsgH and discuss the potential implications for general inhibition of amyloid
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