Heart: excitation and contraction.

Heart: excitation and contraction.
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心脏:兴奋和收缩。

DOI:
--
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发表时间:
1971
影响因子:
18.2
通讯作者:
M. Lieberman
M. Lieberman
中科院分区:
医学1区
文献类型:
--
作者:
E. Johnson;M. Lieberman

文献摘要

被引文献

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在截至1970年7月初的2年期间内关于心肌的文献(约1500篇参考文献)。压倒在这个数量的文件,我们非常愿意服从编辑的指示之一,是有选择性的,在我们选择的文件进行审查,限制自己的“关键描述和评价的优秀论文”,并指导我们的审查,这些领域,我们有特别的兴趣。近年来,人们对一个被认为是基础性的、有争议的、研究最多的、特别感兴趣的领域--心肌电压钳进行了研究。我们必须重新认识并包括其他领域的相关信息。在回顾文献时,我们发现缺乏认真的尝试来建立一个实验方法和制备方法的合理模型。有了适当的物理定律和数学,就可以进行严格的、批判性的分析,考虑到数据的呈现、分析和解释所依据的假设的合理性。虽然这种忽视并不局限于电压钳领域,但我们认为,它使它的结果更加清楚,而且,从这些数据中得出的结论涉及到心肌的那些基本性质,而我们对心肌电活动的理解正是基于这些基本性质的。为了说明这种需要更严格的预谋的细节,这篇评论的某些部分有些不寻常,因为它们涉及对少数论文的冗长讨论。
concerning cardiac muscle within the 2 year period ending early July 1970 (ca 1500 references). Overwhelmed at this number of papers, we were very willing to obey one of the editors' instructions to be selective in our choice of papers for review, to confine ourselves to "critical description and evaluation of outstanding papers", and to direct our review to those areas in which we have particular interest. vVe have focused on one active and controversial area which wc considered to be funda­ mental and about which wc had thought most and had parti cular interest­ voltage-clamp of cardiac muscle. Wc have tricd to rccognize and include relevant information in other areas. In reviewing the literaturc we were imprcssed by thc lack of a serious attempt to build up a rcalistic model of the cxpcrimcntal method and prep­ aration. With the appropriate physical laws and mathematics, a rigorous, critical analysis could have been made which would have taken into con­ sideration the reasonableness of the assumptions on which the presentation, analysis, and interpretation of the data were based. Although such disregard is not confined to the field of voltage-clamp, it exemplifies, we think, the consequences of it. Furthermore, the conclusions drawn from the data con­ cern those fundamental properties of cardiac muscle on which our under­ standing of its electrical activity is based. The detail required to illustrate this need for more rigorous premeditation has made some parts of the review somewhat unusual in that they involve a lengthy discussion of a small number of papers.