Sperm

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A rapid method (Spermac stain) to analyse sperm acrosome intactness. Type 1, sperm with intact acrosome: Type 2, enzymes absent: Type 3, Broken or missing enzymes.

Submitted by:
Dr. Philip Chan

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Electron micrograph of the round-headed human spermatozoa.

Submitted by:
Andrei Rybouchkin

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Sperm (at center) incubated at 40C shows hyperactive motility (star-spin pattern) while other sperm cells show progressive or zero motility. Fertil. Steril. 69,118, 1998.

Submitted by:
Prof. Philip J. Chan

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Normal spermatozoon under Scanning electron microscopy.(Magnification:12,000x.)      

Submitted by:
Hasan Burjaq ,MT (BGS)

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Sperm DNA damage in a patient exposed to environmental contaminants at work place.

Submitted by:
Kazim R. Chohan, PhD, HCLD

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Sperms without acrosome.

Submitted by:
Loredana Papale

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Immunofluorescent depiction illustrating the presence and distribution of the platelet-activating factor receptor on spermatozoa. Fertility and Sterility 1999;71(5):941-942.

Submitted by:
William E. Roudebush

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Can you tell which image shows polymorphonuclear leukocytes(PMN) and which image shows spermatids? Answer: The left column are PMN leukocytes or white blood cells (WBC). Diff-Quik stain of semen. Ma

Submitted by:
Professor Philip J. Chan

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Acrosomeless human spermatozoa, most of which are round-headed, hence the term round-headed or globozoospermia. These two terms are inaccurate because acrosomeless spermatozoa need not necessarily be

Submitted by:
E.S. Al-Yafeai, MYQ Al-Rawi, J. Ali

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The multinuclear cell is a result of incomplete spermatogenesis resulting in undivided spermatids as an abnormal round cell. Spermatids with cytoplasm are at the stage just before 

Submitted by:
Professor Philip J. Chan