Early transmission electron micrograph of thin section of acinar cell on guinea pig pancreas. Rough endoplasmic reticulum, Golgi vesicles and portion of a zymogen granule are seen. Image made available by James D. Jamieson and the Department of Cell Biology, Yale University School of Medicine.
Original 3.25 in. x 4 in. lantern slides were scanned at 600dpi. Original Magnification: x43,000.