When bacteria retain the crystal violet dye during the Gram stain test, they are called Gram-positive bacteria. Learn more here. ... Streptococcus pneumoniae is a leading cause of bacterial pneumonia.

Gram-positive bacteria are bacteria with thick cell walls. In a Gram stain test, these organisms yield a positive result. Here’s why knowing whether the result is positive or negative is important.

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 ...

Streptococcus pneumoniae is a type of bacteria that can cause pneumococcal disease. There are more than 100 strains of this bacteria, though not all of them lead to infections. People can carry ...

Increases in multidrug-resistance in the bacteria Streptococcus pneumoniae have made it the fourth-leading cause of death associated with antibiotic resistance. In a study in PLOS Biology ...

Streptococcus pneumoniae binds to host GAPDH on dying lung epithelial cells worsening secondary infection following influenza. Cell Reports , 2021; 35 (11): 109267 DOI: 10.1016/j.celrep.2021. ...