Effects of different laser-drilled openings in the zona pellucida on hatching of in vitro– produced cattle blastocysts Friedrich Schmoll, Ph.D., Hendrik.

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Effects of different laser-drilled openings in the zona pellucida on hatching of in vitro– produced cattle blastocysts Friedrich Schmoll, Ph.D., Hendrik Schneider, M.S., Markus Montag, Ph.D., Klaus Wimmers, Ph.D., Klaus Rink, Ph.D., Karl Schellander, Ph.D. Fertility and Sterility Volume 80, Pages 714-719 (September 2003) DOI: 10.1016/S0015-0282(03)00989-0

FIGURE 1 Empty zona pellucida in the laser-treated groups I and II and control group III. Schmoll. Zona drilling in bovine IVP embryos. Fertil Steril 2003. Fertility and Sterility 2003 80, 714-719DOI: (10.1016/S0015-0282(03)00989-0)

FIGURE 2 Correlation between gap size and zona pellucida diameter in expanded blastocysts. Schmoll. Zona drilling in bovine IVP embryos. Fertil Steril 2003. Fertility and Sterility 2003 80, 714-719DOI: (10.1016/S0015-0282(03)00989-0)

FIGURE 3 Correlation between gap size and zona pellucida thickness in expanded blastocysts. Schmoll. Zona drilling in bovine IVP embryos. Fertil Steril 2003. Fertility and Sterility 2003 80, 714-719DOI: (10.1016/S0015-0282(03)00989-0)

FIGURE 4 Correlation between diameter change and diameter before treatment in expanded blastocysts due to laser treatment. Schmoll. Zona drilling in bovine IVP embryos. Fertil Steril 2003. Fertility and Sterility 2003 80, 714-719DOI: (10.1016/S0015-0282(03)00989-0)