Recently we have done two differential stains, the Gram stain and the Acid Fast stain. Both stains differentiate between bacteria chemically. The two staining techniques of Lab 4 differentiate by ...

Ciliates, a group of single-celled ciliated eukaryotes, have been studied since the dawn of light microscopy, with over 10,000 species described. Cilia are the key feature of ciliates and contribute ...

Biofilms are found in many different settings, providing advantages in industry and disadvantages in human health. As these structures are so complex and found in many different environments, there ...

Hans Christian Gram, the inventor of the Gram staining technique, was a pioneering biologist who devised the system of classification which led to as many as 30,000 formally named species of bacteria ...

Gram staining is one way scientists can identify bacteria. Gram-positive bacteria, such as Staphylococcus, appear blue or purple under a microscope when scientists apply a stain. Conversely, ...