Results 31 to 40 of about 248,131 (206)

Correlation between DNase I hypersensitive site distribution and gene expression in HeLa S3 cells. [PDF]

open access: yesPLoS ONE, 2012
Mapping DNase I hypersensitive sites (DHSs) within nuclear chromatin is a traditional and powerful method of identifying genetic regulatory elements. DHSs have been mapped by capturing the ends of long DNase I-cut fragments (>100,000 bp), or 100-1200 bp ...
Ya-Mei Wang   +5 more
doaj   +1 more source

Using Nanopore Sequencing to Obtain Complete Bacterial Genomes from Saliva Samples

open access: yesmSystems, 2022
Obtaining complete, high-quality reference genomes is essential to the study of any organism. Recent advances in nanopore sequencing, as well as genome assembly and analysis methods, have made it possible to obtain complete bacterial genomes from ...
Jonathon L. Baker
doaj   +1 more source

Investigating transcription factor dynamics in health and disease using FRAP

open access: yesFEBS Letters, EarlyView.
FRAP analysis of GFP‐tagged transcription factors reveals how molecular mobility and target engagement change in response to drug treatment. By combining live‐cell imaging, quantitative model fitting, and statistical analysis, this approach uncovers transcription factor dynamics linked to disease mechanisms, providing a powerful framework for ...
Kannan Govindaraj   +3 more
wiley   +1 more source

Tandemly repeated DNA families in the mouse genome

open access: yesBMC Genomics, 2011
Background Functional and morphological studies of tandem DNA repeats, that combine high portion of most genomes, are mostly limited due to the incomplete characterization of these genome elements.
Gavrilova Ekaterina V   +4 more
doaj   +1 more source

Additional haplogroups of Toxoplasma gondii out of Africa: population structure and mouse-virulence of strains from Gabon. [PDF]

open access: yesPLoS Neglected Tropical Diseases, 2010
BACKGROUND: Toxoplasma gondii is found worldwide, but distribution of its genotypes as well as clinical expression of human toxoplasmosis varies across the continents.
Aurélien Mercier   +8 more
doaj   +1 more source

Microbiome‐blood–brain barrier interactions in aging — mechanisms and therapeutic potential

open access: yesFEBS Letters, EarlyView.
Aging reshapes the gut microbiome (↓SCFA‐producing commensals; ↑pro‐inflammatory outputs), shifting circulating metabolites (↓SCFAs; ↑LPS, ↑TMAO, ↑PAA) that act at the BBB to increase nonspecific transcytosis, alter transport, and promote astrocyte reactivity, heightening brain vulnerability.
Daniel Cuervo‐Zanatta   +3 more
wiley   +1 more source

Insertion/deletion polymorphisms are convenient and reliable markers to assess chromosomal instability in human tumors

open access: yesThe International Journal of Biological Markers, 2012
Chromosomal instability (CIN) is frequently associated with a poor outcome in human carcinomas. The genomes of the main human malignancies are well defined as hundreds of tumors have been characterized by arrays.
Agnès Marchio   +4 more
doaj   +1 more source

Peripheral lysosomes recruit PLEKHG3 to focal adhesions and restrain protrusion dynamics

open access: yesFEBS Letters, EarlyView.
Proximity‐dependent labeling at the LAMTOR complex revealed the Rho GEF PLEKHG3 as a lysosome‐proximal protein directing the study toward the influence of lysosome positioning on actin dynamics and cell motility. We show that PLEKHG3 colocalizes with lysosomes at focal adhesion sites and observe that forced peripheral dispersion of lysosomes hinders ...
Rainer Ettelt   +8 more
wiley   +1 more source

An insight into the phylogenetic history of HOX linked gene families in vertebrates

open access: yesBMC Evolutionary Biology, 2007
Background The human chromosomes 2q, 7, 12q and 17q show extensive intra-genomic homology, containing duplicate, triplicate and quadruplicate paralogous regions centered on the HOX gene clusters.
Grzeschik Karl-Heinz, Abbasi Amir
doaj   +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

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