Human brain cancer stem cells treated with graphene, SEM

How E. coli causes diarrhoea

Villi in the small intestine

Human cell in telophase

Blood vessels in the head of a zebrafish embryo

Cross-section through the optic vesicle (early eye), chick

Breast cancer cell

TEM of normal intestinal epithelial cell

Enteropathogenic E. coli on human intestinal cells

Yoiung sciatic nerve, showing nuclei and axons

Colon cancer cells

Human brain cancer stem cells, SEM

Prostate cancer cell spheroid, SEM

Human neural stem cells stained for Sox2 (green) and vimentin (red). Both are markers of neural stem cells.

Crypts in the mouse colon

Breast cancer cells

Cytoskeletal dynamics

Villi in the colon

Human chromosomes in telophase. The chromosomes have separated and decondensed, and the new nuclear envelope forms.

Symmetric cell division in a live zebrafish embryo

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