Adding salt water to red onion cells will cause the cytoplasm to lose water by osmosis. The cell’s content shrinks.

A summary of microscopy-related articles for March 2014.

Mounting media for microscopy can roughly be divided into those that are water soluble (aqueous) and those that are not (non-aqueous).

The foldscope is a paper microscope with x/y positioning of the slide and an ability to focus.

March 5th, 2014 marks the day on which 1000 people have “liked” the MicrobeHunter website on FaceBook. Between 6 and 12 people click the like button every day. How long will it take to reach 2000 likes?

The refractive indes (RI) of the mounting medium can have a significant impact on the image quality.

A summary of microscopy-related articles.

Red blood cells (also known as erythrocytes) are responsible for carrying oxygen from the lungs to the rest of the body. Unlike other cells, red blood cells do not have a nucleus (they have lost it during development). The available space can now be used to carry hemoglobin, the red pigment which carries oxygen. The […]

Microscope bulbs should never be touched with bare hands, as the grease deposited on the lamp will cause its breakage.

Dry-mounted permanent slides do not use a mounting medium. It is necessary to hold the cover glass in place using adhesive tape.

This parasite is spread over the tsetse fly and causes the sleeping sickness.

A blue daylight filter is able to remove red parts of the color spectrum when using tungsten or halogen lamps, giving the micrograph a cooler color.

A summary of microscopy-related articles.

Concave microscope slides have either one or two depressions to hold larger specimens.

Monocots and dicots can be distinguished by the arrangement of the vascular bundles.