Results 41 to 50 of about 67,145 (262)

Galactic longitude dependent Galactic model parameters [PDF]

open access: yes, 2006
We present the Galactic model parameters for thin disc estimated by Sloan Digital Sky Survey (SDSS) data of 14 940 stars with apparent magnitudes ...
Ak, S.   +4 more
core   +3 more sources

Spatial Overlap of Claudin- and Phosphatidylinositol Phosphate-Binding Sites on the First PDZ Domain of Zonula Occludens 1 Studied by NMR

open access: yesMolecules, 2018
Background: The tight junction is an intercellular adhesion complex composed of claudins (CLDs), occludin, and the scaffolding proteins zonula occludens 1 (ZO-1) and its two paralogs ZO-2 and ZO-3.
Hidekazu Hiroaki   +7 more
doaj   +1 more source

Establishment of an oligoasthenospermia mouse model based on TAp73 gene suppression

open access: yesAnimal Models and Experimental Medicine, 2021
Background Oligoasthenospermia is one of the main causes of male infertility. Researchers usually use chemical drugs to directly damage germ cells to prepare oligoasthenospermia models, which disregards the adhesion and migration between spermatogenic ...
Hong‐Juan Liu   +8 more
doaj   +1 more source

Investigating the Aerodynamic Surface Roughness Length over Baghdad City Utilizing Remote Sensing and GIS Techniques

open access: yesمجلة بغداد للعلوم, 2021
This study calculated the surface roughness length (Zo), zero-displacement length (Zd) and height of the roughness elements (ZH) using GIS applications. The practical benefit of this study is to classify the development of Baghdad, choose the appropriate
Al-Zahraa A. Mohsen   +2 more
doaj   +1 more source

ZO-1 and ZO-2 Independently Determine Where Claudins Are Polymerized in Tight-Junction Strand Formation [PDF]

open access: yesCell, 2006
A fundamental question in cell and developmental biology is how epithelial cells construct the diffusion barrier allowing them to separate different body compartments. Formation of tight junction (TJ) strands, which are crucial for this barrier, involves the polymerization of claudins, TJ adhesion molecules, in temporal and spatial manners. ZO-1 and ZO-
Umeda, Kazuaki   +9 more
openaire   +2 more sources

Hepatoma cell density promotes claudin-1 and scavenger receptor BI expression and hepatitis C virus internalization. [PDF]

open access: yes, 2009
Hepatitis C virus (HCV) entry occurs via a pH- and clathrin-dependent endocytic pathway and requires a number of cellular factors, including CD81, the tight-junction proteins claudin 1 (CLDN1) and occludin, and scavenger receptor class B member I (SR-BI).
Balfe, Peter   +5 more
core   +2 more sources

Differential expression and localization of tight junction proteins in the goat epididymis

open access: yesJournal of Animal Science and Technology, 2022
The blood-epididymis barrier (BEB) forms a unique microenvironment that is crucial for the maturation, protection, transport, and storage of spermatozoa in the epididymis.
Sung Woo Kim   +8 more
doaj   +1 more source

Total energy losses due to the radiation in an acoustically based undulator: the undulator and the channeling radiation included [PDF]

open access: yes, 2000
This paper is devoted to the investigation of the radiation energy losses of an ultra-relativistic charged particle channeling along a crystal plane which is periodically bent by a transverse acoustic wave.
Greiner, W.   +2 more
core   +3 more sources

Plecstatin inhibits hepatocellular carcinoma tumorigenesis and invasion through cytolinker plectin

open access: yesMolecular Oncology, EarlyView.
The ruthenium‐based metallodrug plecstatin exerts its anticancer effect in hepatocellular carcinoma (HCC) primarily through selective targeting of plectin. By disrupting plectin‐mediated cytoskeletal organization, plecstatin inhibits anchorage‐dependent growth, cell polarization, and tumor cell dissemination.
Zuzana Outla   +10 more
wiley   +1 more source

Bile duct ligation in the rat causes upregulation of ZO-2 and decreased colocalization of claudins with ZO-1 and occludin [PDF]

open access: yes, 2018
As the only barrier between blood and bile compartments hepatocellular tight junctions play a crucial role in cholestasis-induced increase of biliary permeability. The molecular basis of this reversible defect is not known.
Landmann, Lukas, Maly, I.
core  

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