Multiple sex chromosome system in penguins (Pygoscelis, Spheniscidae)

Ricardo José Gunski; Andrés Delgado Cañedo; Analía Del Valle Garnero; Mario Angel Ledesma; Nestor Coria; Diego Montalti; Tiago Marafiga Degrandi

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Hanna Sigeman, Suvi Ponnikas, Pallavi Chauhan, Elisa Dierickx, M. de L. Brooke, Bengt Hansson (2019)
Repeated sex chromosome evolution in vertebrates supported by expanded avian sex chromosomes. Proceedings of the Royal Society B: Biological Sciences 286: 20192051.

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Sofia Mazzoleni, Pavel Němec, Tomáš Albrecht, Petros Lymberakis, Lukáš Kratochvíl, Michail Rovatsos (2021)
Long‐term stability of sex chromosome gene content allows accurate qPCR‐based molecular sexing across birds. Molecular Ecology Resources 21: 2013.

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Tiago Marafiga Degrandi, Jean Carlo Pedroso de Oliveira, Amanda de Araújo Soares, Mario Angel Ledesma, Iris Hass, Analía del Valle Garnero, Ricardo José Gunski (2018)
Karyotype description and comparative analysis in Ringed Kingfisher and Green Kingfisher (Coraciiformes, Alcedinidae). Comparative Cytogenetics 12: 163.

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Yang Zhou, Jiazheng Jin, Xuemei Li, Gregory Gedman, Sarah Pelan, Arang Rhie, Chuan Jiang, Olivier Fedrigo, Kerstin Howe, Adam M Phillippy, Erich D Jarvis, Frank Grutzner, Qi Zhou, Guojie Zhang (2025)
Chromosome-level echidna genome illuminates evolution of multiple sex chromosome system in monotremes. GigaScience 14: .

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Dominique Thépot (2021)
Sex Chromosomes and Master Sex-Determining Genes in Turtles and Other Reptiles. Genes 12: 1822.

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Rafael Kretschmer, Ricardo José Gunski, Analía del Valle Garnero, Thales Renato Ochotorena de Freitas, Gustavo Akira Toma, Marcelo de Bello Cioffi, Edivaldo Herculano Corrêa de Oliveira, Rebecca E. O’Connor, Darren K. Griffin (2020)
Chromosomal Analysis in Crotophaga ani (Aves, Cuculiformes) Reveals Extensive Genomic Reorganization and an Unusual Z-Autosome Robertsonian Translocation. Cells 10: 4.

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Diego Madruga Saraiva, Marcelo Santos de Souza, Victoria Tura, Vitor Oliveira de Rosso, Edison Zefa, Analía del Valle Garnero, Ricardo José Gunski, Francisco de Menezes Cavalcante Sassi, Marcelo de Bello Cioffi, Rafael Kretschmer (2024)
Comparative Cytogenetics in Tyrannidae (Aves, Passeriformes): High Genetic Diversity despite Conserved Karyotype Organization. Cytogenetic and Genome Research 164: 43.

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Lukáš Kratochvíl, Tony Gamble, Michail Rovatsos (2021)
Sex chromosome evolution among amniotes: is the origin of sex chromosomes non-random?. Philosophical Transactions of the Royal Society B: Biological Sciences 376: 20200108.

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Rafael Kretschmer, Malcolm Ferguson-Smith, Edivaldo De Oliveira (2018)
Karyotype Evolution in Birds: From Conventional Staining to Chromosome Painting. Genes 9: 181.

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Matthias Stöck, Lukáš Kratochvíl, Heiner Kuhl, Michail Rovatsos, Ben J. Evans, Alexander Suh, Nicole Valenzuela, Frédéric Veyrunes, Qi Zhou, Tony Gamble, Blanche Capel, Manfred Schartl, Yann Guiguen (2021)
A brief review of vertebrate sex evolution with a pledge for integrative research: towards ‘sexomics’. Philosophical Transactions of the Royal Society B: Biological Sciences 376: 20200426.

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Maria-Carmen Turcu, Anamaria Ioana Paștiu, Lucia-Victoria Bel, Anca-Alexandra Doboși, Dana Liana Pusta (2025)
Application of Minimally Invasive Oral Swab Samples for qPCR-Based Sexing in Neognathae Birds. Veterinary Sciences 12: 73.

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Lukáš Kratochvíl, Matthias Stöck, Michail Rovatsos, Mónica Bullejos, Amaury Herpin, Daniel L. Jeffries, Catherine L. Peichel, Nicolas Perrin, Nicole Valenzuela, Martina Johnson Pokorná (2021)
Expanding the classical paradigm: what we have learnt from vertebrates about sex chromosome evolution. Philosophical Transactions of the Royal Society B: Biological Sciences 376: 20200097.

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Rebecca E. O’Connor, Rafael Kretschmer, Michael N. Romanov, Darren K. Griffin (2024)
A Bird’s-Eye View of Chromosomic Evolution in the Class Aves. Cells 13: 310.

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Elsie H. Shogren, Jason M. Sardell, Christina A. Muirhead, Emiliano Martí, Elizabeth A. Cooper, Robert G. Moyle, Daven C. Presgraves, J. Albert C. Uy, Bret Payseur (2024)
Recent secondary contact, genome-wide admixture, and asymmetric introgression of neo-sex chromosomes between two Pacific island bird species. PLOS Genetics 20: e1011360.

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Ricardo J. Gunski, Rafael Kretschmer, Marcelo Santos de Souza, Ivanete de Oliveira Furo, Suziane A. Barcellos, Alice L. Costa, Marcelo B. Cioffi, Edivaldo H.C. de Oliveira, Analía del Valle Garnero (2019)
Evolution of Bird Sex Chromosomes Narrated by Repetitive Sequences: Unusual W Chromosome Enlargement in Gallinula melanops (Aves: Gruiformes: Rallidae). Cytogenetic and Genome Research 158: 152.

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Guilherme Mota Souza, Rafael Kretschmer, Gustavo Akira Toma, Alan Moura de Oliveira, Geize Aparecida Deon, Princia Grejo Setti, Rodrigo Zeni dos Santos, Caio Augusto Gomes Goes, Analía Del Valle Garnero, Ricardo José Gunski, Edivaldo Herculano Correa de Oliveira, Fabio Porto-Foresti, Thomas Liehr, Ricardo Utsunomia, Marcelo de Bello Cioffi (2024)
Satellitome analysis on the pale-breasted thrush Turdus leucomelas (Passeriformes; Turdidae) uncovers the putative co-evolution of sex chromosomes and satellite DNAs. Scientific Reports 14: .

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Luciano Cesar Pozzobon, Gustavo Akira Toma, Marcelo de Bello Cioffi, Edivaldo Herculano Corrêa de Oliveira, Rafael Kretschmer, Thales Renato Ochotorena de Freitas (2025)
Karyotype evolution of suliformes and description of a ♂Z1Z1Z2Z2/♀Z1Z2W multiple sex chromosome system in boobies (Sula spp.). Genome 68: 1.

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Dagmar Wilhelm, Diana Vidovic, Andrew J Pask (2025)
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Dagmar Wilhelm, Andrew J. Pask (2018)
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