A federal panel of experts on Wednesday recommended an expansion of RSV vaccinations for adults and a new combination shot as ...

A federal panel of medical experts on Wednesday recommended an expansion of RSV vaccinations for adults and a new combination shot as another option to protect teens against meningitis.

This electron microscope image provided by the Centers for Disease Control and Prevention shows a cluster of norovirus virions. (Charles D. Humphrey/CDC via AP, File) The CDC reports about 19 to ...

Earlier this year, scientists discovered a peculiar term appearing in published papers: "vegetative electron microscopy." ...

Much like the traditional scanning electron microscope (SEM), the field emission scanning electron microscope uses electrons to illuminate a sample, instead of visible light as is used in optical ...

Gene Machine A SARS-CoV-2 virus particle wafting into a person's nose or mouth is about 100 nanometers in diameter--visible only with an electron microscope ... they help new virions form.

SEM stands for scanning electron microscope. The SEM is a microscope that uses electrons instead of light to form an image. Since their development in the early 1950's, scanning electron microscopes ...

FILE - This undated electron microscope image provided by the Centers for Disease Control and Prevention shows rabies virions, dark and bullet-shaped, within an infected tissue sample.

FILE - This undated electron microscope image made available by the Centers for Disease Control and Prevention shows rabies virions, dark and bullet-shaped, within an infected tissue sample.