A single image from animation of the computed slices through a tomographic volume of mitochondria at the Node of Ranvier in rat peripheral nerve root. This image has been downsampled from the raw dat...

Transmission electron microscope image of a region in the Drosophila germarium. Specific cells in the germarium contain synaptonemal complex in their nuclei.

Transmission electron micrograph of glutaraldehyde fixed pancreatic acinar cell showing the characteristic features of nuclear chromatin with this preparative method. Darkly staining heterochromatin (...

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 f...

Transmission electron micrographs showing annulate lamellae from a frog oocyte. Annulate lamellae consist of stacked sheets of membrane containing closely packed structures resembling nuclear pores a...

Transmission electron micrograph of stacked annulate lamellae from the oocyte of the sea urchin Arbacia. Annulate lamellae consist of sheets of membrane containing closely packed structures resemblin...

Transmission EM showing adherens junctions between cells of the enveloping layer of a 24 hr (prim-5) Zebrafish embryo. Specimens fixed in Karnofsky's (overnight at 4˚C) followed by postfixing in 4% ...

High Voltage (1MeV) TEM image of a 'thick' section of polytene chromosome from salivary gland of 3rd instar larva of Drosophila melanogaster showing the band-interband organization. This image was cap...

High Voltage (1MeV) TEM image of a 'thick' section of polytene chromosome from salivary gland of 3rd instar larva of Drosophila melanogaster showing the band-interband organization. This image was cap...

High Voltage (1MeV) TEM image of a 'thick' section of polytene chromosome from salivary gland of 3rd instar larva of Drosophila melanogaster showing the band-interband organization. This image was cap...