Results 121 to 130 of about 11,109,446 (394)

Magnification of Genes Coding for Ribosomal RNA in Saccharomyces cerevisiae [PDF]

open access: yes, 1977
When a strain of Saccharomyces cerevisiae monosomic for chromosome I and initially deficient for 25% of the genes coding for ribosomal RNA is repeatedly subcultured, the number of these genes increases to and remains stable at the number in the wild type.
Halvorson, Harlyn O., Kaback, David B.
core  

YAP1::TFE3 mediates endothelial‐to‐mesenchymal plasticity in epithelioid hemangioendothelioma

open access: yesMolecular Oncology, EarlyView.
The YAP1::TFE3 fusion protein drives endothelial‐to‐mesenchymal transition (EndMT) plasticity, resulting in the loss of endothelial characteristics and gain of mesenchymal‐like properties, including resistance to anoikis, increased migratory capacity, and loss of contact growth inhibition in endothelial cells.
Ant Murphy   +9 more
wiley   +1 more source

The Chromosome Number of Schaffnerella Gracilis (Gramineae, Chloridoideae) [PDF]

open access: yes, 2002
The first ever chromosome report for the monotypic genus Schaffnerella (Grarnineae, Chloridoideae) is 2n = 20 (10 II) from pollen parent cells at diakinesis, which indicates diploidy and a base number of 10. The close relative Lycurus likewise has x = 10,
Columbus, J. Travis   +1 more
core   +3 more sources

Not just a by‐product: circular DNA molecules derived from V(D)J recombination are linked to worse prognosis in B‐cell leukemia

open access: yesMolecular Oncology, EarlyView.
Gao et al. report that circular DNA molecules created as by‐products of V(D)J recombination during lymphocyte maturation (ESCs) can replicate and be retained for much longer than previously thought in healthy cells. In BCP‐ALL cells, increased ESC abundance correlates with a greater chance of relapse likely mediated by their ability to induce genome ...
Davide Pradella, Andrea Ventura
wiley   +1 more source

A taxonomic revision of Eremopoa persica (Trin.) Roshev. and E. songarica (Schrenk.) Roshev. using morphological features and cytological data

open access: yesتاکسونومی و بیوسیستماتیک, 2012
A total of 58 accessions of Eremopoa persica and E. songarica belongigng to the family Poaceae and tribe Festuceae (Poacea) were morphologically studied.
Sorour Rahmanian   +1 more
doaj  

Mediterranean chromosome number reports - 24

open access: yes, 2012
Kamari, G., Blanche, C. & Siljak-Yakovlev, S. (eds): Mediterranean chromosome number reports – 22. — Fl. Medit. 22: 211-232. 2012. — ISSN: 1120-4052 printed, 2240-4538 online.
G. Kamari, S. Siljak-Yakovlev
semanticscholar   +1 more source

Chromosome errors in human eggs shape natural fertility over reproductive life span

open access: yesScience, 2019
Understanding fertility in young and old Fertility in humans follows a U-curve, with low rates in both teenagers and women of advancing maternal age (mid-30s and above). Gruhn et al.
J. Gruhn   +29 more
semanticscholar   +1 more source

Uncovering Proximity of Chromosome Territories using Classical Algebraic Statistics [PDF]

open access: yes, 2014
Exchange type chromosome aberrations (ETCAs) are rearrangements of the genome that occur when chromosomes break and the resulting fragments rejoin with other fragments from other chromosomes.
Arsuaga, Javier   +3 more
core  

Artificial escape from XCI by DNA methylation editing of the CDKL5 gene. [PDF]

open access: yes, 2020
A significant number of X-linked genes escape from X chromosome inactivation and are associated with a distinct epigenetic signature. One epigenetic modification that strongly correlates with X-escape is reduced DNA methylation in promoter regions. Here,
Anderson, Johnathon D   +14 more
core   +1 more source

Survivin and Aurora Kinase A control cell fate decisions during mitosis

open access: yesMolecular Oncology, EarlyView.
Aurora A interacts with survivin during mitosis and regulates its centromeric role. Loss of Aurora A activity mislocalises survivin, the CPC and BubR1, leading to disruption of the spindle checkpoint and triggering premature mitotic exit, which we refer to as ‘mitotic slippage’.
Hana Abdelkabir   +2 more
wiley   +1 more source

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