Electron micrograph showing the brush border of intestinal epithelial cells of the rat. The parallel microvilli of the brush border are about 0.1 µm wide and 1.0 µm in length. Image by Jean Paul R...

of 'The Cell, 2nd Ed.' by Don W. Fawcett M.D. Scanning electron micrograph of the epidermal surface of the flatfish sole Parophrys detulus shows a labyrinth of surface ridges. Image from Fahrenbach,...

A Purkinje neuron from the cerebellum of a 2 month old male C57BL/6 mouse, injected with Lucifer Yellow. The elaborate, highly branched dendritic arbor is revealed in this maximum projection image wh...

Figs. 314 from Don Fawcett's Chapter 12 (Centrioles). At the base of the flagellum of a mammalian spermatid, the juxtanuclear proximal centriole is continuous (at the arrow) with a structure of simila...

A high resolution view of the left side of the buccal cavity. It is covered by the plasma membrane, alveoli and a single partial layer of microtubules. Specialized cytoplasm lines the posterior end of...

A view of a part of the oral apparatus of Conchophthirus which reveals details of cortical structure. This includes one oral membranelle and three vestibular kinities as well as cytoplasm and cortical...

Intracellular dye injections of protoplasmic astrocytes from the CA1 region of hippocampus of 4 week old rat reveals highly ramified spongiform processes that span territories with minimal overlap. As...

Intracellular dye injections of protoplasmic astrocytes from the CA1 region of hippocampus of 4 week old rat reveals highly ramified spongiform processes that span territories with minimal overlap. As...

Intracellular dye injections of protoplasmic astrocytes from the CA1 region of hippocampus of 4 week old rat reveals highly ramified spongiform processes that span territories with minimal overlap. As...

Time lapse recording showing the development of neuron polarity in a hippocampal neuron growing in vitro. This recording captures not only the formation of the axon (the longest process, oriented down...