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Cell Process
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Center for Research in Biological Systems
University of California, San Diego
9500 Gilman Drive
La Jolla, CA 92093-0608, USA
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Search Results for
sperm
(66 results)
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CIL:10904
NCBI Organism Classification
Cavia porcellus
Biological Process
fertilization
Cellular Component
plasma membrane
This electron micrograph shows the P-face of a small region of membrane from the midpiece of guinea pig sperm. The changing distribution of intramembranous particles (IMPs)in this image provided some...
CIL:435
NCBI Organism Classification
Patiria miniata
Biological Process
reproduction
Cellular Component
male germ cell nucleus
Transmission electron micrograph of unstained cryo-section of a sperm cell of the starfish Patiria miniata. Echinoderm sperm nuclei are unusual in that chromatin fibers are clearly seen, allowing the...
CIL:437
NCBI Organism Classification
Patiria miniata
Biological Process
reproduction
Cellular Component
male germ cell nucleus
Transmission electron micrograph of unstained cryo-section of a sperm cell of the starfish Patiria miniata. Echinoderm sperm nuclei are unusual in that chromatin fibers are clearly seen, allowing the...
CIL:777
NCBI Organism Classification
Patiria miniata
Biological Process
fertilization
Cellular Component
nuclear chromatin
Phosphorus has a characteristic electron energy loss with an edge at 160 eV. The Zeiss 902 electron microscope permits images to be recorded at different energy losses which can be digitized and proce...
CIL:11602
NCBI Organism Classification
Cricetulus griseus
Biological Process
spermatid development
Cellular Component
centriole
Figs. 315 from Don Fawcett's Chapter 12 (Centrioles). The dense material that forms the capitulum and the cross-striated columns of the connecting piece in spermatozoa is formed in intimate associatio...
CIL:44001
NCBI Organism Classification
Ascaris sp.
Biological Process
sperm motility
Cellular Component
cytoskeleton
The sequences in this videotape illustrate the unusual crawling motility of the amoeboid sperm of the nematode parasite, Ascaris suum, an intestinal parasite of pigs. Ascaris sperm contain no myosins ...
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