Search Results - "VELENSKY, PETR"
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Genome of the Komodo dragon reveals adaptations in the cardiovascular and chemosensory systems of monitor lizards
Published in Nature ecology & evolution (01-08-2019)“…Monitor lizards are unique among ectothermic reptiles in that they have high aerobic capacity and distinctive cardiovascular physiology resembling that of…”
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Shared Ancient Sex Chromosomes in Varanids, Beaded Lizards, and Alligator Lizards
Published in Molecular biology and evolution (01-06-2019)“…Sex determination in varanids, Gila monsters, beaded lizards, and other anguimorphan lizards is still poorly understood. Sex chromosomes were reported only in…”
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Sex is determined by XX/XY sex chromosomes in Australasian side-necked turtles (Testudines: Chelidae)
Published in Scientific reports (09-03-2020)“…Turtles demonstrate variability in sex determination and, hence, constitute an excellent model for the evolution of sex chromosomes. Notably, the sex…”
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Morphological characteristics of blood cells in monitor lizards: is erythrocyte size linked to actual body size?
Published in Integrative zoology (01-04-2013)“…Blood cell morphology and count are not uniform across species. Recently, between‐species comparisons revealed that the size of red blood cells is associated…”
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Heteromorphic ZZ/ZW sex chromosomes sharing gene content with mammalian XX/XY are conserved in Madagascan chameleons of the genus Furcifer
Published in Scientific reports (28-02-2024)“…Chameleons are well-known lizards with unique morphology and physiology, but their sex determination has remained poorly studied. Madagascan chameleons of the…”
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Conserved sex chromosomes and karyotype evolution in monitor lizards (Varanidae)
Published in Heredity (01-08-2019)“…Despite their long history with the basal split dating back to the Eocene, all species of monitor lizards (family Varanidae) studied so far share the same…”
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ZZ/ZW Sex Determination with Multiple Neo-Sex Chromosomes is Common in Madagascan Chameleons of the Genus Furcifer (Reptilia: Chamaeleonidae)
Published in Genes (06-12-2019)“…Chameleons are well-known, highly distinctive lizards characterized by unique morphological and physiological traits, but their karyotypes and sex…”
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Author Correction: Sex is determined by XX/XY sex chromosomes in Australasian side-necked turtles (Testudines: Chelidae)
Published in Scientific reports (03-04-2020)“…An amendment to this paper has been published and can be accessed via a link at the top of the paper…”
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Turtles of the genera Geoemyda and Pangshura (Testudines: Geoemydidae) lack differentiated sex chromosomes: the end of a 40-year error cascade for Pangshura
Published in PeerJ (San Francisco, CA) (06-02-2019)“…For a long time, turtles of the family Geoemydidae have been considered exceptional because representatives of this family were thought to possess a wide…”
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Universality of indeterminate growth in lizards rejected: the micro-CT reveals contrasting timing of growth cartilage persistence in iguanas, agamas, and chameleons
Published in Scientific reports (12-12-2019)“…Squamate reptiles are considered to exhibit indeterminate growth. Nevertheless, current literature disputes the available definitions of this growth type,…”
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Interstitial Telomeric Repeats Are Rare in Turtles
Published in Genes (16-06-2020)“…Telomeres are nucleoprotein complexes protecting chromosome ends in most eukaryotic organisms. In addition to chromosome ends, telomeric-like motifs can be…”
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Evolution of Karyotypes in Chameleons
Published in Genes (12-12-2017)“…The reconstruction of the evolutionary dynamics of karyotypes and sex determining systems in squamate reptiles is precluded by the lack of data in many groups…”
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First Description of the Karyotype and Sex Chromosomes in the Komodo Dragon (Varanus komodoensis)
Published in Cytogenetic and genome research (01-01-2016)“…The Komodo dragon (Varanus komodoensis) is the largest lizard in the world. Surprisingly, it has not yet been cytogenetically examined. Here, we present the…”
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Patterns of growth in monitor lizards (Varanidae) as revealed by computed tomography of femoral growth plates
Published in Zoomorphology (01-03-2017)“…Growth plate cartilage (GPC) is responsible for the growth of long bones due to endochondral ossification, which is the main mechanism of longitudinal skeletal…”
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Offenders tend to be heavier: experimental encounters in mangrove-dwelling monitor lizards (Varanus indicus)
Published in Acta ethologica (01-02-2017)“…The evolution of male-biased sexual size dimorphism is often explained by sexual selection providing competitive advantage to the larger males. The aggressive…”
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Haplotype variation in founders of the Mauremys annamensis population kept in European Zoos
Published in Acta herpetologica (01-01-2015)“…The critically endangered Annam leaf turtle Mauremys annamensis faces extinction in nature. Because of that, the conservation value of the population kept in…”
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Ontogeny of sexual size dimorphism in monitor lizards: males grow for a longer period, but not at a faster rate
Published in Zoological science (01-12-2010)“…Monitor lizards belong to the largest and the most sexually dimorphic lizards in terms of size, making this group an ideal model for studies analyzing…”
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Easy life of males? Indirect evidence that growth is easier than egg production in mangrove-dwelling monitor lizards (Varanus indicus)
Published in Acta herpetologica (01-01-2013)“…In male-larger species of animals, males typically continue to grow after the age of female sexual maturation has been reached. Consequently, a switch of…”
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Determination and validation of the elastic moduli of small and complex biological samples: bone and keratin in bird beaks
Published in Journal of the Royal Society interface (07-06-2012)“…In recent years, there has been a surge in the development of finite-element (FE) models aimed at testing biological hypotheses. For example, recent modelling…”
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Built to Bite: Feeding Kinematics, Bite Forces, and Head Shape of a Specialized Durophagous Lizard, Dracaena Guianensis (Teiidae)
Published in Journal of experimental zoology. Part A, Ecological genetics and physiology (01-07-2012)“…ABSTRACTMost lizards feed on a variety of food items that may differ dramatically in their physical and behavioral characteristics. Several lizard families are…”
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