Results 71 to 80 of about 6,611,862 (305)

Diversity and complexity in neural organoids

open access: yesFEBS Letters, EarlyView.
Neural organoid research aims to expand genetic diversity on one side and increase tissue complexity on the other. Chimeroids integrate multiple donor genomes within single organoids. Self‐organising multi‐identity organoids, exogenous cell seeding, or enforced assembly of region‐specific organoids contribute to tissue complexity.
Ilaria Chiaradia, Madeline A. Lancaster
wiley   +1 more source

Selection-Driven Gene Loss in Bacteria

open access: yesPLoS Genetics, 2012
Gene loss by deletion is a common evolutionary process in bacteria, as exemplified by bacteria with small genomes that have evolved from bacteria with larger genomes by reductive processes. The driving force(s) for genome reduction remains unclear, and here we examined the hypothesis that gene loss is selected because carriage of superfluous genes ...
Koskiniemi S   +3 more
openaire   +5 more sources

Genomic Variability of Monkeypox Virus among Humans, Democratic Republic of the Congo

open access: yesEmerging Infectious Diseases, 2014
Monkeypox virus is a zoonotic virus endemic to Central Africa. Although active disease surveillance has assessed monkeypox disease prevalence and geographic range, information about virus diversity is lacking.
Jeffrey R. Kugelman   +18 more
doaj   +1 more source

An isoform of 14‐3‐3 protein regulates transbilayer lipid movement at the plasma membrane

open access: yesFEBS Letters, EarlyView.
Loss of 14‐3‐3ζ in CHO cells confers resistance to exogenous phosphatidylserine (PS) and impairs endocytosis‐independent inward flip‐flop of fluorescent PS at the plasma membrane. RNAi‐mediated knockdown reproduces this defect, while no additive effect is seen in ATP11C‐deficient cells.
Akiko Yamaji‐Hasegawa   +3 more
wiley   +1 more source

Identification and characterisation of gene regulation by the POU4F3 (BRN-3C) transcription factor in the inner ear [PDF]

open access: yes, 2010
Hair cells are the mechanosensory cells of the inner ear whose loss causes irreversible hearing loss in mammals. POU4F3, a POU-domain transcription factor, is only expressed in hair cells in the inner ear and is essential for hair cell terminal ...
Tornari, C.
core  

Gene Family Evolution by Duplication, Speciation, and Loss [PDF]

open access: yesJournal of Computational Biology, 2008
We consider two algorithmic questions related to the evolution of gene families. First, given a gene tree for a gene family, can the evolutionary history of this family be explained with only speciation and duplication events? Such gene trees are called DS-trees.
Cédric Chauve   +2 more
openaire   +3 more sources

Potential allopolyploid origin of Ericales revealed with gene-tree reconciliation

open access: yesFrontiers in Plant Science, 2022
Few incidents of ancient allopolyploidization (polyploidization by hybridization or merging diverged genomes) were previously revealed, although there is significant evidence for the accumulation of whole genome duplications (WGD) in plants.
Shuai Nie   +13 more
doaj   +1 more source

Septin 9 PB domains coordinate centrosome positioning and microtubule acetylation to control epithelial polarity

open access: yesFEBS Letters, EarlyView.
Septin 9 polybasic domains couple phosphoinositide‐rich membrane binding to centrosome positioning, Golgi organization, and microtubule acetylation to control epithelial polarity. Their loss disrupts this axis, causing centrosome mispositioning, Golgi fragmentation, reduced microtubule acetylation, and polarity inversion via upregulation of the ...
Ting ting Cai   +4 more
wiley   +1 more source

Studying Corruption and Anticorruption in a Late Medieval Commune: The case of Thirteenth- and Fourteenth-century Bologna [PDF]

open access: yes, 2023
This paper explores the historical meaning of corruption and its forms of contrast in late medieval Bologna. It focuses on understanding the different and changing notions this form of classifiable crime, performed by public officers, assumed in the ...
Edward Loss
core   +1 more source

Loss of retinoblastoma gene and amplification of N-myc gene in retinoblastoma [PDF]

open access: yesJournal of Korean Medical Science, 1993
We have analyzed paired samples of genomic DNA from peripheral leukocyte and primary tumor tissue from nine patients with retinoblastoma (RB) and from two RB cell lines, WERI-Rb-1 and Y79, to detect the molecular alterations of the retinoblastoma susceptibility gene (RB-1) and N-myc gene.
S W, Choi   +5 more
openaire   +2 more sources

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