One day later, there was a marked increase in the vascular supply of the testis, and numerous vessels appeared to have breached the membrana propria of the tubules. Kochar NK, Harrison RG. The effects of x-rays on the vascularization of the mouse testis. Fertil Steril 1971;22:53-57. The impact of temperature shock upon mammalian sperm is severe, and produces physical as well as biochemical alterations in the cells. Ackerman DR. Variation due to freezing in the citrate acid content of human semen. Fertil Steril 1971;22:58-60.

中文翻译：

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回到生育的基础科学

一天后，睾丸的血管供应明显增加，许多血管似乎已经突破了小管的固有膜。Kochar NK，哈里森 RG。X 射线对小鼠睾丸血管形成的影响。施肥 1971；22:53-57。温度冲击对哺乳动物精子的影响是严重的，并在细胞中产生物理和生化变化。阿克曼博士 由于人类精液柠檬酸含量冻结而引起的变化。施肥 1971；22:58-60。