Transcribing the enigma: the B chromosome as a territory of uncharted RNAs

JIN Oliveira, DC Cabral-de-Mello, GT Valente… - Genetics, 2024 - academic.oup.com
B chromosomes are supernumerary elements found in several groups of eukaryotes,
including fungi, plants, and animals. Typically, these chromosomes either originate from …

B Chromosomes in Psalidodon scabripinnis (Characiformes, Characidae) Species Complex

DMZA Silva, JP Castro, CAG Goes, R Utsunomia… - Animals, 2022 - mdpi.com
Simple Summary For more than a century, B chromosomes have been investigated in
several eukaryotic species. These supernumerary genomic elements behave as parasites or …

Satellite DNA content of B chromosomes in the characid fish Characidium gomesi supports their origin from sex chromosomes

EA Serrano-Freitas, DMZA Silva… - Molecular Genetics and …, 2020 - Springer
The origin of supernumerary (B) chromosomes is clearly conditioned by their ancestry from
the standard (A) chromosomes. Sequence similarity between A and B chromosomes is thus …

Meiotic behavior, transmission and active genes of B chromosomes in the cichlid Astatotilapia latifasciata: new clues about nature, evolution and maintenance of …

AL Cardoso, NB Venturelli, I da Cruz… - Molecular Genetics and …, 2022 - Springer
Supernumerary B chromosomes (Bs) are dispensable genetic elements widespread in
eukaryotes and are poorly understood mainly in relation to mechanisms of maintenance and …

De novo genome assembly of the cichlid fish Astatotilapia latifasciata reveals a higher level of genomic polymorphism and genes related to B chromosomes

M Jehangir, SF Ahmad, AL Cardoso, E Ramos… - Chromosoma, 2019 - Springer
Supernumerary B chromosomes (Bs) are accessory elements to the regular chromosome
set (As) and have been observed in a huge diversity of eukaryotic species. Although …

First characterization of PIWI-interacting RNA clusters in a cichlid fish with a B chromosome

JIN Oliveira, AL Cardoso, IR Wolf, RA de Oliveira… - BMC biology, 2022 - Springer
Background B chromosomes are extra elements found in several eukaryote species.
Usually, they do not express a phenotype in the host. However, advances in bioinformatics …

Gene expression changes elicited by a parasitic B chromosome in the grasshopper Eyprepocnemis plorans are consistent with its phenotypic effects

B Navarro-Domínguez, M Martín-Peciña… - Chromosoma, 2019 - Springer
Parasitism evokes adaptive physiological changes in the host, many of which take place
through gene expression changes. This response can be more or less local, depending on …

Differential expression of miRNAs in the presence of B chromosome in the cichlid fish Astatotilapia latifasciata

JI Nascimento-Oliveira, BEA Fantinatti, IR Wolf… - BMC genomics, 2021 - Springer
Background B chromosomes (Bs) are extra elements observed in diverse eukaryotes,
including animals, plants and fungi. Although Bs were first identified a century ago and have …

A genomic glimpse of B chromosomes in cichlids

C Martins, M Jehangir - Genes & Genomics, 2021 - Springer
Background B chromosomes (Bs) are extra karyotype elements in addition to A
chromosomes and are found in all major eukaryotic taxa. Among hundreds of investigated …

B Chromosomes' Sequences in Yellow-Necked Mice Apodemus flavicollis—Exploring the Transcription

M Rajičić, A Makunin, T Adnađević, V Trifonov… - Life, 2021 - mdpi.com
B chromosomes (Bs) are highly polymorphic additional chromosomes in the genomes of
many species. Due to the dispensability of Bs and the lack of noticeable phenotypic effects …