A systematic review of 27 studies maps how Gram-positive and Gram-negative bacteria use enzymes, thiols, metal homeostasis, and biofilm matrices to survive oxidative stress.
What is Gram staining?Gram staining is a staining method that differentiates bacteria into 'positive = purple' and 'negative ...
Due to increasing antibiotic resistance in pathogens causing infections, the development of new antibacterial substances is needed. Scientists are testing out a new group of substances produced by ...
The findings are concerning given SA’s high rates of HIV and TB, says Dr Lee Heine, lead author of the UJ study.
October 26, 2026For those who have memorized the characteristics of staining, culture media, and major bacteria, but still ...
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