Keywords: cavefish
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A supernumerary “B-sex” chromosome drives male sex determination in the Pachón cavefish, Astyanax mexicanusB. Imarazene, K. Du, S. Beille, E. Jouanno, R. Feron, Q. Pan, J. Torres-Paz, C. Lopez-Roques, A. Castinel, L. Gil, C. Kuchly, C. Donnadieu, H. Parrinello, L. Journot, C. Cabau, M. Zahm, C. Klopp, T. Pavlica, A. Al-Rikabi, T. Liehr, S. A. Simanovsky, J. Bo, Current Biology, 2021.
Sex chromosomes are generally derived from a pair of classical type-A chromosomes, and relatively few alternative models have been proposed up to now.(1)(,)(2) B chromosomes (Bs) are supernumerary and dispensable chromosomes with non-Mendelian inheritance found in many plant and ... |
