Results 41 to 50 of about 10,446,015 (290)

Homologies in human and Macasa fuscata chromosomes revealed by in situ suppression hybridization with human chromosome specific DNA libraries [PDF]

open access: yes, 1992
We established chromosomal homologies between all chromosomes of the human karyotype and that of an old world monkey (Macaca fuscata) by chromosomal in situ suppression (CISS) hybridization with human chromosome specific DNA libraries.
Cremer, Thomas   +3 more
core   +1 more source

Genetic predisposition to mosaic Y chromosome loss in blood

open access: yesbioRxiv, 2019
Mosaic loss of chromosome Y (LOY) in circulating white blood cells is the most common form of clonal mosaicism1–5, yet our knowledge of the causes and consequences of this is limited. Here, using a computational approach, we estimate that 20% of the male
Deborah J. Thompson   +50 more
semanticscholar   +1 more source

ETAA1 ensures proper chromosome segregation: A matter of S phase or mitosis? [PDF]

open access: yes, 2019
ETAA1 activates the master checkpoint kinase ATR. Bass and Cortez (2019. J. Cell Biol. https://doi.org/10.1083/jcb.201810058) recently reported an intra-mitotic function of ETAA1 that safeguards chromosome stability.
Achuthankutty   +12 more
core   +1 more source

The Y chromosome sequence of the channel catfish suggests novel sex determination mechanisms in teleost fish

open access: yesBMC Biology, 2019
BackgroundSex determination mechanisms in teleost fish broadly differ from mammals and birds, with sex chromosomes that are far less differentiated and recombination often occurring along the length of the X and Y chromosomes, posing major challenges for
Lisui Bao   +20 more
semanticscholar   +1 more source

The role of Beringia in human adaptation to Arctic conditions based on results of genomic studies of modern and ancient populations

open access: yesВавиловский журнал генетики и селекции, 2023
The results of studies in Quaternary geology, archeology, paleoanthropology and human genetics demonstrate that the ancestors of Native Americans arrived in mid-latitude North America mainly along the Pacific Northwest Coast, but had previously inhabited
B. A. Malyarchuk
doaj   +1 more source

Mismatches between the genetic and phenotypic sex in the wild Kou population of Nile tilapia Oreochromis niloticus [PDF]

open access: yes, 2019
Sex determination and sex chromosomes can be very diverse between teleost species. The group of tilapias shows a polymorphism in sex determination not only between closely related species but also between domestic strains within a species.
Baroiller, Jean-François   +3 more
core   +1 more source

Linear assembly of a human centromere on the Y chromosome

open access: yesNature Biotechnology, 2018
The human genome reference sequence remains incomplete owing to the challenge of assembling long tracts of near-identical tandem repeats in centromeres.
Miten Jain   +9 more
semanticscholar   +1 more source

C-banding, fluorescent staining and NOR location in holokinetic chromosomes of bugs of the Neotropical genus Antiteuchus (Heteroptera: Pentatomidae: Discocephalinae) [PDF]

open access: yes, 2006
Different cytogenetic techniques including C-banding, base-specific fluorochromes and silver nitrate staining were used to compare the karyotypes of three species of bugs, representatives of the Neotropical genus Antiteuchus, namely A.
de Souza, Maria José, Lanzone, Cecilia
core   +1 more source

Heterochromatin-Enriched Assemblies Reveal the Sequence and Organization of the Drosophila melanogaster Y Chromosome

open access: yesGenetics, 2018
Heterochromatic repeat-rich regions are often missing from even the best genome assemblies. Chang and Larracuente designed a de novo assembly strategy to improve the Drosophila melanogaster assembly in heterochromatin, extending the reference assembly by
Ching-Ho Chang, A. Larracuente
semanticscholar   +1 more source

Chromosomal in situ suppression hybridization of human gonosomes and autosomes and its use in clinical cytogenetics [PDF]

open access: yes, 1990
DNA libraries from sorted human gonosomes were used selectively to stain the X and Y chromosomes in normal and aberrant cultured human cells by chromosomal in situ suppression (CISS-) hybridization.
Cremer, Thomas   +5 more
core   +1 more source

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