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Search Results for chromatin
(270 results)

image is part of a group
CIL:35379
NCBI Organism Classification
Homo sapiens
Biological Process
nuclear division
Cellular Component
condensed chromosome
High Voltage transmission electron micrograph of human female (HeLa) mitotic chromosomes from metaphase arrested cell swollen in hypotonic medium and recorded at 1 MeV. This image was taken with a sp...
image is part of a group
CIL:39734
NCBI Organism Classification
none specified
Biological Process
chromatin organization
Cellular Component
chromatin
EM images of chromatin fibers reconstituted from tandem arrays of a strong nucleosome positioning sequence flanked by different lengths of 'linker' DNA, to create nucleosome repeat lengths (NRL) from ...
image is part of a group
CIL:11046
NCBI Organism Classification
Cavia sp.
Biological Process
nucleus organization
Cellular Component
nuclear pore
Transmission electron micrographs showing details of nuclear pores in thin sections of an erythroblast (above) and endothelial cell (below). Pores appear to be filled with dark staining material in th...
3-D (z-stack) image is part of a groupimage is suitable for quantitation
CIL:26566
NCBI Organism Classification
Mus musculus
Biological Process
nucleus organization
Cellular Component
heterochromatin
Image shows a z-series of a mouse ES cell carrying an alpha-globin BAC transgene array (clone 1c) hybridized with probes against the lac operator repeat (green) and the entire alpha-globin BAC sequenc...
image is part of a group
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...
image is part of a group
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...
image is part of a group
CIL:24732
NCBI Organism Classification
Homo sapiens
Biological Process
ribosome biogenesis
Cellular Component
nucleolus
Thin section showing nucleolus of a Human neuroblastoma SK-N-SH cell imaged with a FEI Tecnai 20 energy filtered electron microscope at 200 KV and a 20 eV enegy window. Left panel shows 'phosphorus' i...
image is part of a group
CIL:24734
NCBI Organism Classification
Homo sapiens
Biological Process
ribosome biogenesis
Cellular Component
nucleolus
Thin section showing nucleolus of a Human neuroblastoma SK-N-SH cell imaged with a FEI Tecnai 20 energy filtered electron microscope at 200 KV and a 20 eV energy window. Overlay of net phosphorus dist...
image is part of a group
CIL:39234
NCBI Organism Classification
Mus musculus
Biological Process
DNA replication involved in S phase
Cellular Component
chromatin
Shown is a 0.5 micrometer thick confocal image of a midplane section of a 3T3 fibroblast pulsed for 5 min with BrdU and immuno-labeled with anti-BrdU antibodies. Replication is confined to discrete si...
image is part of a group
CIL:39733
NCBI Organism Classification
none specified
Biological Process
chromatin organization
Cellular Component
chromatin
EM images of chromatin fibers reconstituted from tandem arrays of a strong nucleosome positioning sequence flanked by 'linker' DNA, creating fibers containing 22 nucleosomes and a nucleosome repeat l...
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