The image shows a mouse spermatocyte in meiosis immuno-labeled for two components, SYCP3 (red) and SYCP1 green) of the synaptonemal complex. The red and green signals have been offset to facilitate vi...

Time lapse movie of meiosis II in spermatocytes of the Locust Psophus stridulus showing two sequences that include metaphase and anaphase. This is a historic movie made in the early 40s by Kurt Mich...

Figure 292 from Chapter 10 (Lipochrome Pigment) of 'The Cell, 2nd Ed.' by Don W. Fawcett M.D. Brown cytoplasmic inclusions identified as lipofuscin, or lipochrome pigment increase in aging cells, sho...

Figure 436 from Chapter 16 (Cytoplasmic matrix and cytoskeleton) of 'The Cell, 2nd Ed.' by Don W. Fawcett M.D. Cytoplasm of a Sertoli cell from testis of the ground squirrel, Citellus lateralis in cu...

Figure 365 from Chapter 15 (Cytoplasmic Inclusions) of 'The Cell, 2nd Ed.' by Don W. Fawcett M.D. These crystalline lattice-like inclusions in human Sertoli cells were first described by Reinke, and ...

Sertoli-Sertoli occluding junctions from guinea pig testis. Figures 67 (left) and 68 (right) from Chapter 3 (Junctional Specializations) of 'The Cell, 2nd Ed.' by Don W. Fawcett M.D. A PDF copy of t...

A freeze fracture replica of a Sertoli cell junction from rat testis shows more than 50 rows of particles along the E-face. Image from Gilula, Fawcett and Aoki, Dev. Biol. 50: 142-168 (1976), reprint...

The transmission electron micrograph shows stacked annulate lamellae from a human Sertoli cell. Annulate lamellae consist of sheets of membrane containing closely packed structures resembling nuclear...

Figure 356 from Chapter 15 (Cytoplasmic Inclusions) of 'The Cell, 2nd Ed.' by Don W. Fawcett M.D. Lipid appears as spherical droplets in the cytosol, shown here in a Sertoli cell from the oppossum te...

Movie of meiosis I and II in primary spermatocytes of the crane-fly Nephrotoma suturalis. Time-lapse DIC microscopy using a Nikon Microphot SA, equipped for liquid crystal polarized light microscopy...