Pathology load assessment of de-identified, human, post-mortem Alzheimer's disease and age-matched non-symptomatic donor prefrontal cortex brain tissue. We used these imaging data to inform donor stra...

Human embryonic stem cell colonies that have been stained for alkaline phosphatase (red). Alkaline phosphatase staining is used to show that the colonies are pluripotent. The colonies are growing on a...

Bright-field image of human iiver parenchymal cells, where peroxisomes are stained dark brown with DAB by their catalase activity at pH 10.5, and postosmicated. Cell nuclei are counterstained with lig...

Zebrafish development from cleavage until tailbud formation. This video made available through Mark Cooper and Zebrafish - The Living Laboratory.

Pathology load assessment of de-identified, human, post-mortem Alzheimer's disease and age-matched non-symptomatic donor prefrontal cortex brain tissue. We used these imaging data to inform donor stra...

Pathology load assessment of de-identified, human, post-mortem Alzheimer's disease and age-matched non-symptomatic donor prefrontal cortex brain tissue. We used these imaging data to inform donor stra...

Time series of images of fertilized Xenopus laevis embryos with their vitellin membrane removed. Embryos were incubated plus/minus the actin depolymerizer cytochalsin B.

Time series of images of fertilized Xenopus laevis embryos with their vitellin membrane removed. Embryos were incubated plus/minus the actin depolymerizer cytochalsin B.

Light micrograph of a transverse section through wheat stem showing uredosori of wheat rust (Puccinia graminis). These sori appear as rust-coloured streaks on the wheat. The released uredospores will ...

Brightfield image of the epidermis of Sedum sp. (stonecrop), a genus of flowering plants with succulent leaves. The image was taken at 125X. Honorable Mention, 2011 Olympus BioScapes Digital Imaging...