Osteoblasts. Colored transmission electron micrograph (TEM) of osteoblasts, bone-producing cells (purple and pink). They contain rough endoplasmic reticulum (RER), which produces, modifies and transports proteins, and nucleus — Stock photos

"Osteoblasts. Colored transmission electron micrograph (TEM) of osteoblasts, bone-producing cells (purple and pink). They contain rough endoplasmic reticulum (RER), which produces, modifies and transports proteins, and nucleus" is an authentic stock image by ScienceRF. It’s available in the following resolutions: 1514 x 1600px, 2461 x 2600px, 4572 x 4831px. The minimum price for an image is 49$. Image in the highest quality is 4572 x 4831px, 300 dpi, and costs 449$.