Evolution, Composition and Regulation of Supernumerary B Chromosomes
Supernumerary B chromosomes (Bs) are dispensable genetic elements found in thousands of species of plants and animals, and some fungi. Since their discovery more than a century ago, they have been a source of puzzlement, as they only occur in some members of a population and are absent from others....
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Martins, Cesar auth Evolution, Composition and Regulation of Supernumerary B Chromosomes MDPI - Multidisciplinary Digital Publishing Institute 2019 1 electronic resource (254 p.) text txt rdacontent computer c rdamedia online resource cr rdacarrier Supernumerary B chromosomes (Bs) are dispensable genetic elements found in thousands of species of plants and animals, and some fungi. Since their discovery more than a century ago, they have been a source of puzzlement, as they only occur in some members of a population and are absent from others. When they do occur, they are often harmful, and in the absence of “selfishness”, based on mechanisms of mitotic and meiotic drive, there appears to be no obvious reason for their existence. Cytogeneticists have long wrestled with questions about the biological existence of these enigmatic elements, including their lack of any adaptive properties, apparent absence of functional genes, their origin, sequence organization, and co-evolution as nuclear parasites. Emerging new technologies are now enabling researchers to step up a gear, to look enthusiastically beyond the previous limits of the horizon, and to uncover the secrets of these “silent” chromosomes. This book provides a comprehensive guide to theoretical advancements in the field of B chromosome research in both animal and plant systems. English parent-of-origin effects fluorescent in situ hybridization coverage ratio analysis ribosomal DNA reactivation cytogenetics epigenetics heterochromatin interphase nucleus whole genome resequencing transmission grasshoppers genome instability dot-like (micro) Bs ?s B chromosome supernumerary elements transcription of heterochromatin maternal X chromosome supernumerary chromosome population analysis supernumerary repeat clusters extra chromosomes genes tandem repeats B morphotypes repetitive DNA repetitive elements DNA copy number variation chromosome polymorphism satellite DNA mammals maize B chromosome additional chromosomes inactivation drive B chromosomes FISH (fluorescence in situ hybridisation) organelle DNA Orthoptera origin supernumerary chromosomes karyotype evolution GISH (genomic in situ hybridisation) DNA composition de novo centromere formation genomics paternal X chromosome euchromatin degradation supernumerary chromosomal segments (SCS) evolution centromere sSMC Prospero autumnale complex next-generation sequencing Drosophila host/parasite interaction Apodemus peninsulae genome evolution evolution teleost chromosome evolution microdissected DNA probes controlling element mobile element RNA-Seq karyotypes karyotypic characteristics RepeatExplorer 3-03897-786-1 Trifonov, Vladimir auth Houben, Andreas auth Jones, Neil auth |
language |
English |
format |
eBook |
author |
Martins, Cesar |
spellingShingle |
Martins, Cesar Evolution, Composition and Regulation of Supernumerary B Chromosomes |
author_facet |
Martins, Cesar Trifonov, Vladimir Houben, Andreas Jones, Neil |
author_variant |
c m cm |
author2 |
Trifonov, Vladimir Houben, Andreas Jones, Neil |
author2_variant |
v t vt a h ah n j nj |
author_sort |
Martins, Cesar |
title |
Evolution, Composition and Regulation of Supernumerary B Chromosomes |
title_full |
Evolution, Composition and Regulation of Supernumerary B Chromosomes |
title_fullStr |
Evolution, Composition and Regulation of Supernumerary B Chromosomes |
title_full_unstemmed |
Evolution, Composition and Regulation of Supernumerary B Chromosomes |
title_auth |
Evolution, Composition and Regulation of Supernumerary B Chromosomes |
title_new |
Evolution, Composition and Regulation of Supernumerary B Chromosomes |
title_sort |
evolution, composition and regulation of supernumerary b chromosomes |
publisher |
MDPI - Multidisciplinary Digital Publishing Institute |
publishDate |
2019 |
physical |
1 electronic resource (254 p.) |
isbn |
3-03897-787-X 3-03897-786-1 |
illustrated |
Not Illustrated |
work_keys_str_mv |
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status_str |
n |
ids_txt_mv |
(CKB)4920000000094932 (oapen)https://directory.doabooks.org/handle/20.500.12854/47144 (EXLCZ)994920000000094932 |
carrierType_str_mv |
cr |
is_hierarchy_title |
Evolution, Composition and Regulation of Supernumerary B Chromosomes |
author2_original_writing_str_mv |
noLinkedField noLinkedField noLinkedField |
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