Results 31 to 40 of about 12,551 (327)

Chromosome Painting Provides Insights Into the Genome Structure and Evolution of Sugarcane

open access: yesFrontiers in Plant Science, 2021
The genus Saccharum is composed of species with high polyploidy and highly varied chromosome numbers, laying a challenge for uncovering its genomic structure and evolution.
Zhuang Meng   +8 more
doaj   +1 more source

Abnormal Action Potentials Associated with the Shaker Complex Locus of Drosophila [PDF]

open access: yes, 1981
Intracellular recordings of action potentials were made from the cervical giant axon in Shaker (Sh) mutants and normal Drosophila. The mutants showed abnormally long delays in repolarization.
Ferrus, Alberto   +2 more
core   +1 more source

Direct Conversion of Fibroblasts to Megakaryocyte Progenitors

open access: yesCell Reports, 2016
Current sources of platelets for transfusion are insufficient and associated with risk of alloimmunization and blood-borne infection. These limitations could be addressed by the generation of autologous megakaryocytes (MKs) derived in vitro from somatic ...
Julian Pulecio   +9 more
doaj   +1 more source

Global analysis of the small RNA transcriptome in different ploidies and genomic combinations of a vertebrate complex--the Squalius alburnoides. [PDF]

open access: yesPLoS ONE, 2012
The Squalius alburnoides complex (Steindachner) is one of the most intricate hybrid polyploid systems known in vertebrates. In this complex, the constant switch of the genome composition in consecutive generations, very frequently involving a change on ...
Angela Inácio   +4 more
doaj   +1 more source

Identification of Paternal Uniparental Disomy on Chromosome 22 and a De-novo Deletion on Chromosome 18 in Individuals with Orofacial Clefts [PDF]

open access: yes, 2018
Background: Orofacial clefts are the most common malformations of the head and neck region. Genetic and environmental factors have been implicated in the etiology of these traits.Methods: We recently conducted genotyping of individuals from the African ...
Abate, Firke   +28 more
core   +2 more sources

Karyotypic determinants of chromosome instability in aneuploid budding yeast. [PDF]

open access: yesPLoS Genetics, 2012
Recent studies in cancer cells and budding yeast demonstrated that aneuploidy, the state of having abnormal chromosome numbers, correlates with elevated chromosome instability (CIN), i.e.
Jin Zhu   +4 more
doaj   +1 more source

The Analysis of Short-Term Differential Expression of Transcription Factor Family Genes in Diploid and Tetraploid Rice (Oryza sativa L.) Varieties during Blast Fungus Infection

open access: yesAgronomy, 2023
The necessity to understand plant adaptations to environmental stressors is underscored by the role of polyploidy in species evolution. This study focuses on the superior stress resistance exhibited by autotetraploid rice, which arises from chromosome ...
Minghong Xu   +10 more
doaj   +1 more source

Comparison of two high-throughput semiconductor chip sequencing platforms in noninvasive prenatal testing for Down syndrome in early pregnancy [PDF]

open access: yes, 2016
Background: Noninvasive prenatal testing (NIPT) to detect fetal aneuploidy using next-generation sequencing on ion semiconductor platforms has become common. There are several sequencers that can generate sufficient DNA reads for NIPT.
A Fortuny   +48 more
core   +1 more source

Human megakaryocyte ploidy.

open access: yesHistology and histopathology, 1999
We reviewed the literature concerning the history of determination of the ploidy of human megakaryocytes and its relationship with diseases. The ploidy of rabbit megakaryocytes was analyzed by microspectrophotometry in 1964, and the analysis of the ploidy in human megakaryocytes was first performed in 1968. Presently, microphotometry and flow cytometry
Kobayashi, Y., Kondo, M.
openaire   +3 more sources

The impact of one-decade ecological disturbance on genetic changes : a study on the brine shrimp Artemia urmiana from Urmia Lake, Iran [PDF]

open access: yes, 2019
Urmia Lake, the largest natural habitat of the brine shrimp Artemia urmiana, has progressively desiccated over the last two decades, resulting in a loss of 80% of its surface area and producing thousands of hectares of arid salty land.
Asem, Alireza   +3 more
core   +1 more source

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