Evolution and biology of supernumerary B chromosomes
B chromosomes (Bs) are dispensable components of the genome exhibiting non-Mendelian
inheritance and have been widely reported on over several thousand eukaryotes, but still …
inheritance and have been widely reported on over several thousand eukaryotes, but still …
The modern view of B chromosomes under the impact of high scale omics analyses
Supernumerary B chromosomes (Bs) are extra karyotype units in addition to A
chromosomes, and are found in some fungi and thousands of animals and plant species. Bs …
chromosomes, and are found in some fungi and thousands of animals and plant species. Bs …
B chromosomes have a functional effect on female sex determination in Lake Victoria cichlid fishes
The endemic cichlid fishes in Lake Victoria are a model system for speciation through
adaptive radiation. Although the evolution of the sex-determination system may also play a …
adaptive radiation. Although the evolution of the sex-determination system may also play a …
Chromosomal Map** of Repetitive DNAs in the Grasshopper Abracris flavolineata Reveal Possible Ancestry of the B Chromosome and H3 Histone Spreading
Supernumerary chromosomes (B chromosomes) occur in approximately 15% of eukaryote
species. Although these chromosomes have been extensively studied, knowledge …
species. Although these chromosomes have been extensively studied, knowledge …
Delimiting the Origin of a B Chromosome by FISH Map**, Chromosome Painting and DNA Sequence Analysis in Astyanax paranae (Teleostei, Characiformes)
Supernumerary (B) chromosomes have been shown to contain a wide variety of repetitive
sequences. For this reason, fluorescent in situ hybridisation (FISH) is a useful tool for …
sequences. For this reason, fluorescent in situ hybridisation (FISH) is a useful tool for …
Genes on B chromosomes: old questions revisited with new tools
Background B chromosomes are supernumerary dispensable parts of the karyotype which
appear in some individuals of some populations in some species. Often, they have been …
appear in some individuals of some populations in some species. Often, they have been …
B chromosomes: from cytogenetics to systems biology
Though hundreds to thousands of reports have described the distribution of B chromosomes
among diverse eukaryote groups, a comprehensive theory of their biological role has not yet …
among diverse eukaryote groups, a comprehensive theory of their biological role has not yet …
B chromosomes of multiple species have intense evolutionary dynamics and accumulated genes related to important biological processes
Background One of the biggest challenges in chromosome biology is to understand the
occurrence and complex genetics of the extra, non-essential karyotype elements, commonly …
occurrence and complex genetics of the extra, non-essential karyotype elements, commonly …
Protein-coding genes in B chromosomes of the grasshopper Eyprepocnemis plorans
For many years, parasitic B chromosomes have been considered genetically inert elements.
Here we show the presence of ten protein-coding genes in the B chromosome of the …
Here we show the presence of ten protein-coding genes in the B chromosome of the …
Uncovering the Ancestry of B Chromosomes in Moenkhausia sanctaefilomenae (Teleostei, Characidae)
B chromosomes constitute a heterogeneous mixture of genomic parasites that are
sometimes derived intraspecifically from the standard genome of the host species, but result …
sometimes derived intraspecifically from the standard genome of the host species, but result …