Results 61 to 70 of about 5,577,040 (294)

Stable potassium isotopes (41K/39K) track transcellular and paracellular potassium transport in biological systems

open access: yesFrontiers in Physiology, 2022
As the most abundant cation in archaeal, bacterial, and eukaryotic cells, potassium (K+) is an essential element for life. While much is known about the machinery of transcellular and paracellular K transport–channels, pumps, co-transporters, and tight ...
John A. Higgins   +8 more
doaj   +1 more source

Biological solutions to transport network design [PDF]

open access: yesProceedings of the Royal Society B: Biological Sciences, 2007
Transport networks are vital components of multicellular organisms, distributing nutrients and removing waste products. Animal and plant transport systems are branching trees whose architecture is linked to universal scaling laws in these organisms.
Bebber, D   +4 more
openaire   +2 more sources

A Bibliometric Analysis of Publications in Uremic Toxins From 1991 to 2024

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Uremic toxins are a growing area of research in nephrology, with significant implications in the progression and treatment of chronic kidney disease (CKD) and the management of end‐stage kidney disease (ESKD). This bibliometric analysis aims to evaluate the global research trends, key contributors, and the impact of publications in ...
Yuh‐Shan Ho   +7 more
wiley   +1 more source

Cytomembrane‐Mediated Transport of Metal Ions with Biological Specificity

open access: yesAdvanced Science, 2019
Metal ions are of significant importance in biomedical science. This study reports a new concept of cytomembrane‐mediated biospecific transport of metal ions without using any other materials.
Ming‐Kang Zhang   +6 more
doaj   +1 more source

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

A multiscale description of growth and transport in biological tissues [PDF]

open access: yesTheoretical and Applied Mechanics, 2007
We study a growing biological tissue as an open biphasic mixture with mass exchange between phases. The solid phase is identified with the matrix of a porous medium, while the fluid phase is comprised of water, together with all the dissolved chemical ...
Grillo A.   +5 more
doaj   +1 more source

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Particle reworking and solute transport by the sediment-living polychaetes Marenzelleria neglecta and Hediste diversicolor [PDF]

open access: yes, 2011
This experimental study quantified and compared particle-mixing and solute transport by the polychaetes Marenzelleria neglecta (2 g ww, 3200 ind.m−2) and Hediste diversicolor (2 g ww, 800 ind.m−2) in Baltic Sea sediments.
Franck Gilbert   +10 more
core   +1 more source

The Biophysics of Lymphatic Transport: Engineering Tools and Immunological Consequences

open access: yesiScience, 2019
Lymphatic vessels mediate fluid flows that affect antigen distribution and delivery, lymph node stromal remodeling, and cell-cell interactions, to thus regulate immune activation.
Meghan J. O'Melia   +2 more
doaj   +1 more source

Ethane groups modified DNA nanopores to prolong the dwell time on live cell membranes for transmembrane transport

open access: yesFrontiers in Chemistry, 2023
Transmembrane transport, mostly relying on biological channels, is crucial for the metabolic processes of live cells including sensing, signaling, cellular communicating and molecular transport.
Yuan Li   +3 more
doaj   +1 more source

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