منابع مشابه
Faith, Fact, and Behaviorism.
David Hume argued that ought cannot be derived from is. That is, no set of facts, no amount of scientific knowledge, is by itself sufficient to urge us to action. Yet generations of well-meaning scientists (more and more as secular influences grow in the West) seem to have forgotten Hume's words of wisdom. All motivated action depends ultimately on beliefs that cannot be proved by the methods o...
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The advent of the new biology, involving DNA analysis, translation, manipulation and transfer has opened up a new era, in which the Biological sciences have come of age in terms of their commercial application and potential for understanding and influence. The secular world has embraced biblical imagery in describing the potential of genetic engineering of plants, animals and humans, both in te...
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Sonoluminescence and Sonofusion phenomena may occur when vapor bubbles implode. This paper reviews the status of our understanding of the bubble dynamics involved in these interesting phenomena. In particular, the experimental and analytical evidence supporting the observed production of neutrons and tritium due to thermonuclear fusion within imploding bubble clusters is reviewed. Moreover, pot...
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Normal development appears to involve a progressive restriction in developmental potential. However, recent evidence suggests that this progressive restriction is not irreversible and can be altered to reveal novel phenotypic potentials of stem, progenitor, and even differentiated cells. While some of these results can be explained by the presence of contaminating cell populations, persistence ...
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Many previous studies have aimed at spermatogenesis of male murine germ cells in vitro, but no efficient system has been established yet that covers the entire process of mammalian spermatogenesis in a culture dish permanently. In this review, we report on the requirements of spermatogenesis and the current state of different culture methods using testicular tissue fragments, single cell suspen...
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ژورنال
عنوان ژورنال: Psychiatric Bulletin
سال: 1997
ISSN: 0955-6036,1472-1473
DOI: 10.1192/pb.21.11.725