Portion of a proximal convoluted tubule from a rat kidney with experimental hemoglobinuria. A mass of dense hemoglobin completely fills the tubule lumen and outlines the microvilli of the brush border...

Transmission electron micrograph of endothelium caveolea. The specimen is a rat ventricular myocardium capillary. Image made available by James D. Jamieson and the Department of Cell Biology, Yale Un...

Portion of a proximal convoluted tubule from a rat kidney with experimental hemoglobinuria. A mass of dense hemoglobin completely fills the tubule lumen and outlines the microvilli (MV) of the brush b...

Transmission electron micrograph of capillary ventricular caveolea shown in a tangential section. Image made available by James D. Jamieson and the Department of Cell Biology, Yale University School ...

Junctional complex between two cells in the epithelium of the rat intestinal mucosa. The tight junction (also known as zonula occludens) is the structure located nearest to the lumen. The elimination ...

Junctional complex between two cells in the epithelium of the rat intestinal mucosa. The tight junction (also known as zonula occludens, ZO) located nearest to the lumen extends from arrow 1 to arrow ...

A 3D reconstruction of the cardiac outflow tract (OFT)(horizontal rotation) from a stage-16 wild-type embryo stained for Ladybird early (Lbe; blue), Tinman (Tin; red), and the DE-Cadherin Shotgun (Shg...

Colorized scanning electron micrograph showing two lung cancer cells. These cells were grown using cell culture techniques.

Colorized scanning electron micrograph of a lung cancer cell grown in culture.

Figures 81 (upper) and 82 (lower) from Chapter 3 (Junctional Specializations) of 'The Cell, 2nd Ed.' by Don W. Fawcett M.D. Septate junctions (upper, rectum; lower, testis) in the cockroach Periplane...