Epidermis with cells under microscope. Clear epidermal cells. Cytoplasm. Embryonic stem cells. Paramecium caudatum is a genus of unicellular ciliated protozoan and Bacterium under the microscope.

This review provides an update on the presenting symptoms, signs, investigation and management of diseases affecting the lung caused by protozoa, nematodes and trematodes. The clinical presentations ...

Browse 12,200+ platitudinous stock videos and clips available to use in your projects, or start a new search to explore more stock footage and b-roll video clips.