Results 51 to 60 of about 328,071 (298)

Asymmetric random walks reveal that the chemotaxis network modulates flagellar rotational bias in Helicobacter pylori

open access: yeseLife, 2021
The canonical chemotaxis network modulates the bias for a particular direction of rotation in the bacterial flagellar motor to help the cell migrate toward favorable chemical environments.
Jyot D Antani   +3 more
doaj   +1 more source

Chemotaxis in Childhood [PDF]

open access: yesPediatric Research, 1983
Developmental aspects of monocyte and neutrophil chemotaxis were evaluated by the agarose and the Boyden chamber methods. Simultaneous measurements of both the distances and the cell counts were carried out by the agarose method. Before 6 years of age monocyte chemotaxis values, determined by the Boyden chamber method, were significantly lower than ...
openaire   +2 more sources

collective-chemotaxis-cpm: Initial Release

open access: yes, 2016
<p>First release of the cellular Potts model (CPM) code used for studying collective chemotaxis due to intercellular communication.</p ...
Julien Varennes
core   +1 more source

The C‐terminal truncated splicing variant of NK1R negatively modulates substance P‐stimulated NK1R signaling

open access: yesFEBS Open Bio, EarlyView.
The neurokinin 1 receptor exists as full‐length (NK1L) and C‐terminally truncated (NK1S) splice variants. We show that NK1S heterodimerizes with NK1L, impairing Gαq coupling and Ca2+ mobilization while enhancing β‐arrestin1 recruitment. NK1S suppresses substance P‐driven gene expression and cell migration, revealing NK1S as an endogenous biased ...
Lan Phuong Nguyen   +8 more
wiley   +1 more source

Chemotaxis-based smart drug delivery of epirubicin using a 3D printed microfluidic chip

open access: yes, 2021
Chemotaxis-based smart drug delivery of epirubicin using a 3D printed microfluidic ...
K Dalvand (16254908)   +3 more
core  

Chronobiology of Cancer: How Aging Fuels Oncogenesis at the Molecular Level

open access: yesAging and Cancer, EarlyView.
This graphical abstract illustrates the key biological pathways linking aging with cancer development and progression. In the upper left, cumulative exposure to ultraviolet radiation, toxins, and reactive oxygen species (ROS) causes DNA damage and genomic instability, whereas age‐related decline in repair mechanisms, such as ATM/ATR, BER, and NER ...
Anu Singh, Aroonima Misra, Sufian Zaheer
wiley   +1 more source

A novel computer vision‐based assessment of neutrophil chemotaxis in patients with severe infection

open access: yesClinical & Translational Immunology, 2021
Objectives To evaluate the value of chemotactic function of neutrophils in patients with severe infections. Methods A computer vision‐based cellular chemotaxis analysis platform was established for the dynamic assessment of neutrophil chemotaxis.
Yunxi Yang   +8 more
doaj   +1 more source

Effects of Add‐On Icosapent Ethyl With Standard Treatment on Functional Outcomes and Inflammatory Biomarkers in Acute Ischemic Stroke: A Blinded Randomized Controlled Trial

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Ischemic stroke, a major cause of mortality and long‐term disability, results from the abrupt cessation of cerebral blood flow due to vascular occlusion or rupture. Icosapent Ethyl (EPA‐EE), approved for hypertriglyceridemia, has anti‐inflammatory and antithrombotic properties that may lessen ischemic damage.
Mitra Mahmoudi Meymand   +5 more
wiley   +1 more source

Bacterial chemotaxis to organic pollutants and its influence on biodegradation

open access: yes浙江大学学报. 农业与生命科学版, 2017
The bioremediation of organic pollutants is regarded as a safe, economical and efficient strategy. Nevertheless, biodegradation efficiency is not only associated with the degrading capability of bacteria, but also depends on the bioavailability of ...
WANG Hui   +4 more
doaj   +1 more source

An Updated Perspective on Sinorhizobium meliloti Chemotaxis to Alfalfa Flavonoids

open access: yesFrontiers in Microbiology, 2020
The symbiotic interaction between leguminous plants and their cognate rhizobia allows for the fixation of gaseous dinitrogen into bioavailable ammonia.
K. Karl Compton   +3 more
doaj   +1 more source

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