Single-celled alga found to harbor seven genomes
Originally published by by Bob Yirka , Phys.or, on April 28, 2023 Microscopy of Cryptomonas gyropyrenoidosa SAG 25.80 with bacterial endosymbionts. (A) DIC; (B) DAPI; (C) FISH-M. polyxenophila probe; (D) FISH-G. numerosa probe; (E) overlay of (C) and (D); (F) endosymbionts clustered in the host cytoplasm, including endosymbionts with virus-like particles (Sv); (G) endosymbiont with virus-like particles within the bacterial cytoplasm and attached to the bacterial cell’s surface (arrowhead); and (H) bacterial endosymbionts and a membrane-like structure (i.e., putative autolysosome vacuole) that potentially contains virus-like particles (arrowhead). Credit: Current Biology (2023). DOI: 10.1016/j.cub.2023.04.010 An international team of oceanographers, parasitologists and biologists has found that the single-celled alga Cryptomonas gyropyrenoidosa harbors seven genomes in its one cell. In their study, reported in the journal Current Biology , the group