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High viral abundance and low diversity are associated with increased CRISPR-Cas prevalence across microbial ecosystems
CRISPR-Cas are adaptive immune systems that protect their hosts against viruses and other parasitic mobile genetic elements.(1) Although widely distributed among prokaryotic taxa, CRISPR-Cas systems are not ubiquitous.2, 3, 4 Like most defense-system genes, CRISPR-Cas are frequently lost and gained,...
Autores principales: | , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Cell Press
2022
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8751634/ https://www.ncbi.nlm.nih.gov/pubmed/34758284 http://dx.doi.org/10.1016/j.cub.2021.10.038 |