Gram staining is a type of differential staining used to distinguish between Gram positive and Gram negative bacterial groups, based on inherent differences in their cell wall constituents. Stains ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Quick, can you describe your grandparents?

Differentiating bacterial strains within a single sample can be a daunting challenge. Microscopic studies of the sample can be used for simple identification and differentiation tasks. Microbiologists ...

Raheem Kherani and Kam Shojania recently provided a comprehensive overview of septic arthritis; however, I have some concerns about the antimicrobial therapies outlined in their article.1 The authors ...