The answer lies in a membrane structure ... They do so with nervous system tissue that imitates electrical wiring. The nervous system is comprised of two primary cell types: neurons and glial ...

However, when Erbacher looked at skin tissue under the microscope, he noticed that nerve fibers did ... did not puncture the skin cell membrane and poke into the cytoplasm, like a needle piercing ...

The COBRE Transmission Electron Microscopy (TEM) core primarily serves the needs of COBRE projects and other cell ... microscope. Training and scoping time is provided by appointment. Located in the ...