Results 61 to 70 of about 3,886,811 (311)

Liver organoids: modelling complexity in homeostasis and disease

open access: yesFEBS Letters, EarlyView.
Studying liver in vitro has been challenging because simple 2D cell cultures fail to capture liver's cellular and architectural complexity. To bridge this gap, scientists increasingly use organoids, 3D liver models which better mimic liver composition and function. This review examines recent advances in liver organoid complexity and realism, discusses
Anna M. Dowbaj, Meritxell Huch
wiley   +1 more source

Characterization of the complete mitogenome of the Hongyuan Yak Bos grunniens (Artiodactyla: Bovidae) and its phylogenetic analysis

open access: yesMitochondrial DNA. Part B. Resources, 2020
The Hongyuan breed Yak (Bos grunniens) belongs to a member of t the subfamily Bovinae. We provide a complete mitogenome of B. grunniens and analyze its phylogenetic relationship with other related species.
Lichun Jiang   +7 more
doaj   +1 more source

Topoisomerase 2β and DNA topology during B cell development

open access: yesFrontiers in Immunology, 2022
Topoisomerase 2β (TOP2B) introduces transient double strand breaks in the DNA helix to remove supercoiling structures and unwind entangled DNA strains. Advances in genomic technologies have enabled the discovery of novel functions for TOP2B in processes ...
Olivier Papapietro   +4 more
doaj   +1 more source

Pycnophyes kielensis genome organization.

open access: yes, 2016
Pycnophyes kielensis genome organization.
Olga S. Kedrova (3226869)   +9 more
core   +1 more source

Autophagy and mitophagy in pancreatic β‐cell homeostasis and their involvement in diabetes pathophysiology

open access: yesFEBS Letters, EarlyView.
This review focuses on the role of autophagy and mitophagy in maintaining pancreatic β‐cell function and homeostasis. We discuss how genetic defects affecting these pathways contribute to the development of type 1, type 2, monogenic, and gestational diabetes. We further explore their potential as therapeutic targets. Created in BioRender.
Yunkyeong Lee   +2 more
wiley   +1 more source

Potential Role of Flavivirus NS2B-NS3 Proteases in Viral Pathogenesis and Anti-flavivirus Drug Discovery Employing Animal Cells and Models: A Review

open access: yesViruses, 2021
Flaviviruses are known to cause a variety of diseases in humans in different parts of the world. There are very limited numbers of antivirals to combat flavivirus infection, and therefore new drug targets must be explored.
Abdul Wahaab   +8 more
doaj   +1 more source

Genome organization and regulation

open access: yesMolecular Biology of the Cell, 2013
The broad-ranging topic of this Minisymposium attracted four presentations describing in vivo and in vitro experimental work and two presentations that primarily addressed theoretical aspects of chromatin behavior over long and short length scales. Overall, the focus was very much on chromosomes, with presentations addressing chromosome ends (telomeres)
openaire   +2 more sources

Ligand‐dependent transcriptional heterogeneity in cell cycle gene expression delays G1/S entry

open access: yesFEBS Letters, EarlyView.
EGF and HRG induce distinct G1/S progression programs in ErbB2‐amplified BT474 breast cancer cells. Despite activating the potent ErbB2–ErbB3 heterodimer, HRG does not accelerate cell‐cycle entry. Instead, EGF promotes earlier restriction‐point passage via ERK–FOS signaling, whereas HRG activates the AKT–MYC axis, driving transcriptional heterogeneity ...
Ririn Rahmala Febri   +5 more
wiley   +1 more source

H3K9me2 orchestrates inheritance of spatial positioning of peripheral heterochromatin through mitosis

open access: yeseLife, 2019
Cell-type-specific 3D organization of the genome is unrecognizable during mitosis. It remains unclear how essential positional information is transmitted through cell division such that a daughter cell recapitulates the spatial genome organization of the
Andrey Poleshko   +9 more
doaj   +1 more source

Unique features of transcription termination and initiation at closely spaced tandem human genes

open access: yesMolecular Systems Biology, 2022
The synthesis of RNA polymerase II (Pol2) products, which include messenger RNAs or long noncoding RNAs, culminates in transcription termination. How the transcriptional termination of a gene impacts the activity of promoters found immediately downstream
Noa Nissani, Igor Ulitsky
doaj   +1 more source

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