Intracytoplasmic sperm injection could minimize the incidence of prematurely condensed human sperm chromosomes Sai Ma, Ph.D., Basil Ho Yuen Fertility.

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Presentation transcript:

Intracytoplasmic sperm injection could minimize the incidence of prematurely condensed human sperm chromosomes Sai Ma, Ph.D., Basil Ho Yuen Fertility and Sterility Volume 75, Issue 6, Pages 1095-1101 (June 2001) DOI: 10.1016/S0015-0282(01)01799-X

Figure 1 Human oocytes after ICSI showing various degrees of sperm nuclei condensation and signs of premature sperm chromosome condensation (A–D). (A), A decondensing sperm head; (B), PCCs with single-stranded elements reach out of the chromatin mass; (C), PCCs in midprophase of G-1; (D), MII oocyte chromosomes with separated chromatids together with PCCs (in late prophase of G-1) after ICSI. Ma. ICSI could reduce the incidence of PCCs. Fertil Steril 2001. Fertility and Sterility 2001 75, 1095-1101DOI: (10.1016/S0015-0282(01)01799-X)