Results 51 to 60 of about 1,011,946 (298)

Competition of mixing and segregation in rotating cylinders

open access: yes, 1998
Using discrete element methods, we study numerically the dynamics of the size segregation process of binary particle mixtures in three-dimensional rotating drums, operated in the continuous flow regime.
Christian M. Dury   +4 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

RoundMi: A quantitative method to analyze mitochondrial morphology in mitotic cells

open access: yesFEBS Open Bio, EarlyView.
RoundMi is a workflow for rapid analysis of mitochondrial morphology in mitotic cells. By combining adaptive preprocessing with automated segmentation and quantification, it enables accurate measurements from single focal plane images, reducing acquisition time and computational demands while remaining compatible with high‐throughput fixed and live ...
Elmira Parvindokht Bararpour   +2 more
wiley   +1 more source

An extrinsic motor directs chromatin loop formation by cohesin

open access: yesThe EMBO Journal
The ring-shaped cohesin complex topologically entraps two DNA molecules to establish sister chromatid cohesion. Cohesin also shapes the interphase chromatin landscape with wide-ranging implications for gene regulation, and cohesin is thought to achieve ...
Thomas M Guérin   +4 more
doaj   +1 more source

Description of the Seminiferous Epithelium Cycle Stages in the Zebra Finch Taeniopygia guttata

open access: yesAnimals
Spermatogenesis in passerine birds remains poorly characterized. Previous studies focused on the steps of spermiogenesis, while a detailed staging of the seminiferous epithelium cycle is still lacking for this order.
Tatiana Bikchurina   +5 more
doaj   +1 more source

Aging Is a Key Driver for Adult Acute Myeloid Leukemia

open access: yesAging and Cancer, EarlyView.
Acute myeloid leukemia (AML) is a classical age‐related hematologic malignancy, and a key driver of AML is aging, which profoundly regulates intrinsic factors such as genomic instability, epigenetic reprogramming, and metabolic dysregulation, and alters bone marrow microenvironment.
Rong Yin, Haojian Zhang
wiley   +1 more source

Le vote intermittent - Comment les ségrégations urbaines influencent-elles les comportements électoraux en Ile-de-France ?

open access: yesL'Espace Politique, 2014
This paper studies the influence of social inequalities on turnout fluctuations in the region Ile-de-France between 2002 and 2012. It uses aggregate electoral and census data at the municipality scale.
Antoine Jardin
doaj   +1 more source

“The idea of beautifying the surroundings”: Bloemfontein’s (Mangaung) Batho location a “garden location”? (ca. 1918-1939)

open access: yesContree, 2020
In 1918, the Municipality of Bloemfontein saw the establishment of Batho as the new location for the town’s black and coloured people as an opportunity to not only establish a so called model location but also a garden location.
Derek du Bruyn, Marietjie Oelofse
doaj   +1 more source

In‐Depth Profiling Highlights the Effect of Efgartigimod on Peripheral Innate and Adaptive Immune Cells in Myasthenia Gravis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Myasthenia gravis (MG) is an autoimmune disorder characterized by antibody‐mediated complement activation. Efgartigimod, a neonatal Fc receptor (FcRn) antagonist, is approved for treating generalized MG (gMG). However, its modulatory effects on upstream innate and adaptive immune cells remain largely unexplored.
Lei Jin   +11 more
wiley   +1 more source

In Focus n° 2: Producing Cultural Heritage: The Neoliberalization of Arts & Cultural Spaces in Abu Dhabi’s Souk and Sa‛diyāt Island

open access: yesArabian Humanities, 2013
The neoliberal restructuring of the “arts and culture” sphere currently occurring in Abu Dhabi through the cultural project of Saadiyat Island is characterized by two major phenomena, namely the commodification of the past and the segregation of consumer
Beth Harrington
doaj   +1 more source

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