Licensing

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*CIL – Cell Image Library accession number. Please use this to reference an image.

CIL:11014^* Cite

Description

Transmission electron micrographs showing chromosomes in dividing spermatogonia during metaphase in tissue from ram testis (upper panel) and as they begin to separate during early anaphase in tissue from the Chinese hamster (lower panel).

Technical Details

Figures 124 (upper) and 125 (lower from Chapter 4 (Nucleus) of 'The Cell, 2nd Ed.' by Don W. Fawcett M.D. A PDF copy of the accompanying chapter is available on the ASCB's BioEDUCATE website.

Biological Sources

NCBI Organism Classification: Ovis aries; Cricetulus griseus
Cell Type: spermatogonium
Cellular Component: nuclear chromosome

Biological Context

Biological Process: nucleus organization; mitosis; mitotic anaphase; mitotic metaphase; chromatin organization

Attribution

Names: Don W. Fawcett
Published: ISBN 0721635849
Published: from: Don W. Fawcett M.D ‘The Cell’ 2nd edition, W.B. Saunders Chapter 4 (Nucleus)
Link: ASCB BioEDUCATE Program

Citation

Digital Object Identifier (DOI): doi:10.7295/W9CIL11014
Archival Resource Key (ARK): ark:/b7295/w9cil11014

Grouping This image is part of a group.

Imaging

Image Type: film
Image Mode: transmission electron microscopy (TEM); detection of electrons
Parameters Imaged: electron density
Source of Contrast: differences in adsorption or binding of stain
Visualization Methods: uranyl salt; osmium tetroxide; lead salt
Processing History: Image extracted from .pdf file of 'The Cell'
Data Qualifiers: processed data

Sample Preparation

Methods: tissue in plastic embedment; osmium tetroxide fixed tissue; glutaraldehyde fixed tissue
Relation To Intact Cell: microtome-sectioned tissue

Dimensions

Spatial Axis	Image Size	Pixel Size
X	900px	——
Y	1292px	——