Results 71 to 80 of about 453,665 (301)

A De Novo Deletion of Chromosome 18p with Persistent Limb Tremor and Difficulty Speaking

open access: yesCaspian Journal of Neurological Sciences, 2019
Background: The common causes of 18p deletion syndrome are spontaneous errors in the chromosomal structure in the early stages of human embryonic development.
Aghil Esmaeili-Bandboni   +6 more
doaj  

Congenital Malformations in a Holstein-Fresian Calf with a Unique Mosaic Karyotype: A Case Report

open access: yesAnimals, 2020
A Holstein-Fresian calf with multiple congenital malformations was subjected postmortem to anatomical and genetic investigation. The calf was small (20 kg), had shortened limbs and was unable to stand up. It lived only 44 days.
Tomasz Uzar   +7 more
doaj   +1 more source

Efficient Generation of Random Chromosome Deletions

open access: yesBioTechniques, 2007
Chromosome Deletions: Where Less Says More The ability to generate large chromosomal deletions and assay the phenotype in cells can provide valuable information regarding genes located within the d...
Yiwei Tony Zhu   +3 more
openaire   +3 more sources

Quantifying the resolution of spatial and temporal representation in children with 22q11.2 deletion syndrome. [PDF]

open access: yes, 2019
ObjectivesOur ability to generate mental representation of magnitude from sensory information affects how we perceive and experience the world. Reduced resolution of the mental representations formed from sensory inputs may generate impairment in the ...
Amato, Michele   +9 more
core   +1 more source

dUTPase is essential in zebrafish development and possesses several single‐nucleotide variants with pronounced structural and functional consequences

open access: yesFEBS Open Bio, EarlyView.
dUTPases are involved in balancing the appropriate nucleotide pools. We showed that dUTPase is essential for normal development in zebrafish. The different zebrafish genomes contain several single‐nucleotide variations (SNPs) of the dut gene. One of the dUTPase variants displayed drastically lower protein stability and catalytic efficiency as compared ...
Viktória Perey‐Simon   +6 more
wiley   +1 more source

Reduced mutation rate and increased transformability of transposon-free Acinetobacter baylyi ADP1-ISx [PDF]

open access: yes, 2017
The genomes of most bacteria contain mobile DNA elements that can contribute to undesirable genetic instability in engineered cells. In particular, transposable insertion sequence (IS) elements can rapidly inactivate genes that are important for a ...
Barrick, Jeffrey E   +3 more
core   +2 more sources

BMI‐1 modulation and trafficking during M phase in diffuse intrinsic pontine glioma

open access: yesFEBS Open Bio, EarlyView.
The schematic illustrates BMI‐1 phosphorylation during M phase, which triggers its translocation from the nucleus to the cytoplasm. In cycling cells, BMI‐1 functions within the PRC1 complex to mediate H2A K119 monoubiquitination. Following PTC596‐induced M phase arrest, phosphorylated BMI‐1 dissociates from PRC1 and is exported to the cytoplasm via its
Banlanjo Umaru   +6 more
wiley   +1 more source

FAMILIAL CASE OF CHROMOSOME 22q11.2 DELETION SYNDROME

open access: yesМедицинская иммунология, 2017
The work represents a family which includes two siblings with chromosome 22q11.2 deletion syndrome. Their mother carries the same chromosome anomaly, but with apparently normal phenotype.
I. A. Tuzankina   +3 more
doaj   +1 more source

The consequences of replicating in the wrong orientation: Bacterial chromosome duplication without an active replication origin [PDF]

open access: yes, 2015
Chromosome replication is regulated in all organisms at the assembly stage of the replication machinery at specific origins. In Escherichia coli the DnaA initiator protein regulates the assembly of replication forks at oriC.
Dimude, JU   +8 more
core   +1 more source

Nuclear pore links Fob1‐dependent rDNA damage relocation to lifespan control

open access: yesFEBS Open Bio, EarlyView.
Damaged rDNA accumulates at a specific perinuclear interface that couples nucleolar escape with nuclear envelope association. Nuclear pores at this site help inhibit Fob1‐induced rDNA instability. This spatial organization of damage handling supports a functional link between nuclear architecture, rDNA stability, and replicative lifespan in yeast.
Yamato Okada   +5 more
wiley   +1 more source

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