There are many ways of classifying bacteria. One method is based on the cell membrane. In 1884, a bacteriologist named Christian Gram created a test that could determine if a bacterium had a thick, ...

Please provide your email address to receive an email when new articles are posted on . Some gram-negative bacilli, or GNB, are inherently resistant to certain antibiotics. Others acquire resistance ...

This is a preview. Log in through your library . Abstract Compromised patients are predisposed to the acquisition of the more resistant gram-negative bacilli from the hospital environment. In ...

Gram-positive bacteria show blue or purple after Gram-staining in a laboratory test. They have thick cell walls. Gram-negative bacteria show pink or red on staining and have thin walls. They release ...