Oocytes

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5 oocytes retrieved from a patient who failed to produce oocytes on a previous attempt. Many other abnormally developed zonas were found but contained unviable ooplasm.

Submitted by:
Marc Portmann

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Meiotic spindle in a living human egg imaged by Polscope

Submitted by:
Weihua Wang

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An oocyte with no visible polar bodies and two apparent germinal vesicles was approximately 50% larger in diameter than a normal oocyte and may be diploid.

Submitted by:
Gregory Horne

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An oocyte with no visible polar bodies and two apparent germinal vesicles, visible on the right of the cytoplasm

Submitted by:
Gregory Horne

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Oocytes from small follicles have protrusing polar body, thick zona pellucida, small perivitelline space.

Submitted by:
Ersan Donmez

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Centrally located granular cytoplasm is a rare morphological feature of the oocyte that is diagnosed as a larger, dark, spongy granular area in the cytolpasm.

Submitted by:
Ersan Donmez

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Complejo Corona C?mulus Ovocito

Submitted by:
Ximo MORENO

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Oocyte with radiating coronal cells

Submitted by:
Liz Sanders

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Oocyte in cumulus complex. Photo taked with an Olympus IX70 Inverted microscope.

Submitted by:
Francisco Parera Deniz

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First polar body was lost during enzymatic clearing of cumulus cells.

Submitted by:
Kodyleva Tatyana