Beyond IUI, IVF and ICSI - New developments in - eshre 2013
Beyond IUI, IVF and ICSI - New developments in - eshre 2013
Beyond IUI, IVF and ICSI - New developments in - eshre 2013
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Introduction<br />
Motility<br />
=<br />
One of the ma<strong>in</strong> characteristics of spermatozoa<br />
Introduction<br />
Orig<strong>in</strong> of motility<br />
<br />
Natural conception<br />
Migration vag<strong>in</strong>a Fallopian tubes<br />
Penetration of cumulus complex<br />
B<strong>in</strong>d<strong>in</strong>g to zona pellucida<br />
Sperm ultrastructure<br />
• Spermatogenic cells: centrosome<br />
• Spermiogenesis: tail formation<br />
Energy gy source<br />
• Spermatogenesis: mitochondriae<br />
• Spermiogenesis: midpiece (mitochondria)<br />
Sperm maturation<br />
• Epididymal transit<br />
• Acquire motility<br />
Sperm ultrastructure<br />
Centrosome = microtubule organiz<strong>in</strong>g centre (MTOC)<br />
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