Negative stain electron microscopic analysis of amyloid structures from the caput and corpus-cauda luminal fluid.

<p>The 250,000×g pellet 4 prepared from the caput (a–e) and corpus-cauda epididymal luminal fluid (f–i) was spotted on a grid, stained with 2% uranyl acetate, and examined using a Hitatchi 8100 electron microscope. Panel e shows a higher magnification of panel d.