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A video pondering what an atom really looks like...

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It was previously known that β-lactam antibiotics work by preventing cell wall growth, but exactly how they kill has remained a mystery until now. “Concentrating on the superbug MRSA, our research revealed that the antibiotics lead to the formation of small holes that span the cell wall that gradually enlarge as part of growth-associated processes, eventually killing the bacteria. We also identified some of the enzymes that are involved in making the holes. Read more...  

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Antibiotics, science -

A study of one of the weapons that bacteria use to defeat rivals has revealed a new approach for potential antibiotics.

Different species, and even different strains of the same species of bacteria, can compete for resources by launching weapons that impair or kill their competitors. One of these weapons is the 'Type VI secretion system' (T6SS), a microscopic harpoon, which several bacteria use to fire toxic arrows at other bacteria.

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Come here you little bacteria.... you can't run from me...  GOTCHA!

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  Great article in Nature [free access] recently. How the coronavirus infects cells — and why Delta is so dangerous Scientists are unpicking the life cycle of SARS-CoV-2 and how the virus uses tricks to evade detection. CLICK HERE  

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