White blood cells fight infection under the microscope! RARE FOOTAGE! Posted: April 21, 2025 \| Last updated: April 21, 2025.

Sure enough, under a microscope ... this can’t be. Red blood cells don’t preserve.” Schweitzer showed the slide to Horner. “When she first found the red-blood-cell-looking structures ...

Let's take a look at how to observe cells under a microscope ... Pop a cover slip on the slide and then put the slide onto the microscope. Take a look! Check out that strong cell wall structure.