Results 51 to 60 of about 1,311,035 (215)

Physical mapping integrated with syntenic analysis to characterize the gene space of the long arm of wheat chromosome 1A [PDF]

open access: yes, 2013
Background: Bread wheat (Triticum aestivum L.) is one of the most important crops worldwide and its production faces pressing challenges, the solution of which demands genome information. However, the large, highly repetitive hexaploid wheat genome has
Akpınar, Bala Anı   +15 more
core   +5 more sources

B Chromosomes – A Matter of Chromosome Drive [PDF]

open access: yesFrontiers in Plant Science, 2017
B chromosomes are supernumerary chromosomes which are often preferentially inherited, deviating from usual Mendelian segregation. The balance between the so-called chromosome drive and the negative effects that the presence of Bs applies on the fitness of their host determines the frequency of Bs in a particular population.
openaire   +3 more sources

The 160 bp insertion in the promoter of Rht-B1i plays a vital role in increasing wheat height

open access: yesFrontiers in Plant Science, 2016
The extensive use of two alleles (Rht-B1b and Rht-D1b) at the Rht-1 locus in wheat allowed dramatic increases in yields, triggering the so-called Green Revolution. Here, we found that a new natural allelic variation (Rht-B1i) containing a single missense
Xueyuan eLou   +8 more
doaj   +1 more source

Chromosome Segmentation Analysis Using Image Processing Techniques and Autoencoders [PDF]

open access: yesarXiv, 2022
Chromosome analysis and identification from metaphase images is a critical part of cytogenetics based medical diagnosis. It is mainly used for identifying constitutional, prenatal and acquired abnormalities in the diagnosis of genetic diseases and disorders.
arxiv  

Detection of quantitative trait loci for locomotion and osteochondrosis-related traits in Large White x Meishan pigs. [PDF]

open access: yes, 2003
Data from the F2 generation of a Large White (LW) 5 Meishan (MS) crossbred population were analysed to detect quantitative trait loci (QTL) for leg and gait scores, osteochondrosis and physis scores.
Archibald, Alan   +6 more
core  

Differential Expression of Placental Glucocorticoid Receptors and Growth Arrest-Specific Transcript 5 in Term and Preterm Pregnancies: Evidence for Involvement of Maternal Stress

open access: yesObstetrics and Gynecology International, 2014
Pregnancy-specific stress predicts birth outcomes. We hypothesized that there is a maternal stress-GR interaction that can influence fetal birth weight.
D. Mparmpakas   +6 more
doaj   +1 more source

Masked conditional variational autoencoders for chromosome straightening [PDF]

open access: yesarXiv, 2023
Karyotyping is of importance for detecting chromosomal aberrations in human disease. However, chromosomes easily appear curved in microscopic images, which prevents cytogeneticists from analyzing chromosome types. To address this issue, we propose a framework for chromosome straightening, which comprises a preliminary processing algorithm and a ...
arxiv  

Multicolor chromosome bar codes [PDF]

open access: yes, 2006
Chromosome bar codes are multicolor banding patterns produced by fluorescence in situ hybridization (FISH) with differentially labeled and pooled sub-regional DNA probes.
Müller, Stefan, Wienberg, Johannes
core   +1 more source

Rejuvenation of human mesenchymal stem cells using a nonintegrative and conditionally removable Sendai virus vector

open access: yesScientific Reports
Human mesenchymal stem cells (hMSCs) with extended lifespan and differentiation potential that can recapitulate in vivo characteristics could significantly contribute to basic research, drug development, and cell therapy.
Mitsuo Oshimura   +13 more
doaj   +1 more source

Control of Smc Coiled Coil Architecture by the ATPase Heads Facilitates Targeting to Chromosomal ParB/parS and Release onto Flanking DNA

open access: yesCell Reports, 2016
Smc/ScpAB promotes chromosome segregation in prokaryotes, presumably by compacting and resolving nascent sister chromosomes. The underlying mechanisms, however, are poorly understood.
Anita Minnen   +5 more
doaj   +1 more source

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