Contact: Laura Udakis
Society for General Microbiology
Caption: The key experiment shows the successful protection of a phage-sensitive bacterial strain against a virus. Top-right - bacterial lawn growing in absence of virus; Top-left -holes in the lawn (plaques) caused by growth perturbation due to phage; Bottom - when equipped with the right components of the CRISPR/Cas defense system, the bacteria became resistant to virus infection.
Credit: John van der Oost
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