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Bacterial competition in situations of food scarcity prevents survival of mutants

Publicado em 10 março 2021
Study compares the phenomenon observed in the species E. coli to a “tragedy of the commons”, in which individual interests take precedence over the collective good. It masks the emergence of variants and makes the colony’s mutation rate seem lower. A study conducted by researchers at the University of São Paulo in Brazil shows that competition for nutrients and lack of cooperation among bacteria of the species Escherichia coli in the same population and in situations [...]