Bacterial culture is a method that allows the multiplication of bacterial cells in or on a culture medium under controlled laboratory conditions. The exact conditions required for optimal replication ...

The plaque assay was first described for titration of bacterial inoculums and clonal isolation, and was later adapted for testing antibiotics susceptibility and to study virulence factors and motility ...

Bacteria are single-celled, or simple, organisms that are invisible to the naked eye. Many bacteria are found both inside and outside of organisms, including humans. Bacteria are also found on ...

Infants who were started on solid foods early showed changes in the levels of gut bacteria called short-chain fatty acids, measured in their stool samples, reports a new study. Early introduction of ...

Approaches to describe the tree of life have been based on the physical characteristics and metabolic features of distinguished organisms. The advent of molecular methods has widened the diversity of ...

Your body contains trillions of bacteria. The majority of these bacteria are located in your intestines. Gut bacteria play several important roles in your health, such as communicating with your ...

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, ...