Keywords: Looking through a microscope.jpg A culture dish mounted under a microscope for viewing A scientist can be seen looking through the microscope at the culture dish This test assays the effects of chemicals on cultured hamster embryo cells Topics/Categories People -- Health Professional Science and Technology -- Laboratory Techniques/Equipment Type Color Photo Source National Cancer Institute Linda Bartlett Photographer 2007 1980 Reuse Restrictions None - This image is in the public domain and can be freely reused Please credit the source and/or author listed above Linda Bartlett Photographer PD-USGov-HHS-NIH Media from National Cancer Institute Visuals Online Images uploaded by Fæ |