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人类精子的旋转和平移游动:一项动态激光散射研究。

Rotational and translational swimming of human spermatozoa: a dynamic laser light scattering study.

作者信息

Rigler R, Thyberg P

出版信息

Cytometry. 1984 Jul;5(4):327-32. doi: 10.1002/cyto.990050407.

DOI:10.1002/cyto.990050407
PMID:6468172
Abstract

The rotational swimming motion of human spermatozoa is evaluated from measurements of depolarized dynamic laser light scattering at zero angle. The analysis is based on a Maxwellian angular velocity distribution and yields a rotational frequency of about 4 Hz that is ascribed to the rotation of the sperm head. From comparison with the translational swimming motion, a propelling efficiency of about 10 micron per turn is deduced. This parameter describes the linkage between the rotational and translational swimming motion and is likely to be discriminatory in the analysis of physiological and pathological sperm motions.

摘要

通过零角度去极化动态激光光散射测量来评估人类精子的旋转游动运动。该分析基于麦克斯韦角速度分布,得出约4Hz的旋转频率,这归因于精子头部的旋转。通过与平移游动运动比较,推导出每转约10微米的推进效率。这个参数描述了旋转和平移游动运动之间的联系,并且在生理和病理精子运动分析中可能具有区分性。

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Rotational and translational swimming of human spermatozoa: a dynamic laser light scattering study.人类精子的旋转和平移游动:一项动态激光散射研究。
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