Results 31 to 40 of about 124,652 (274)

Dominant T-cell Receptor Delta Rearrangements in B-cell Precursor Acute Lymphoblastic Leukemia: Leukemic Markers or Physiological γδ T Repertoire? [PDF]

open access: yes, 2023
Acute lymphoblastic leukemia (ALL) is an aggressive hematological malignancy characterized by clonal expansion of aberrant B- and T-cell precursor lymphoid cells.
Monika Brüggemann   +23 more
core   +1 more source

Next-generation in vitro blood–brain barrier models: benchmarking and improving model accuracy

open access: yesFluids and Barriers of the CNS, 2021
With the limitations associated with post-mortem tissue and animal models, In vitro BBB models enable precise control of independent variables and microenvironmental cues, and hence play an important role in studying the BBB.
Raleigh M. Linville, Peter C. Searson
doaj   +1 more source

CD4+ T-Cell Activation Prompts Suppressive Function by Extracellular Vesicle-Associated MicroRNAs

open access: yes, 2021
MicroRNAs (miRNAs), small non-coding molecules targeting messenger RNAs and inhibiting protein translation, modulate key biological processes, including cell growth and development, energy utilization, and homeostasis.
Prattichizzo F.   +8 more
core   +1 more source

CONSIDERATIONS REGARDING WATER RADIOACTIVITY AND ITS EFFECTS ON THE BODY [PDF]

open access: yesFiabilitate şi Durabilitate, 2019
The physiological action of radioactive waters can be manifested by complex effects that result in modifications or destruction of living cells. In the body, however, under the action of radiation, inverse phenomena of cell renewal can also occur, so ...
Daniela CÎRŢÎNĂ
doaj  

Significance of Hydrogen Sulfide Production in the Pancreatic β-Cell

open access: yesJournal of Pharmacological Sciences, 2011
.: Hydrogen sulfide (H2S) is an important signaling molecule in various mammalian cells and tissues. H2S is synthesized from l-cysteine and regulates several cellular and physiological phenomena (vasorelaxation, hormone secretion, and apoptosis) and ...
Shigeki Taniguchi, Ichiro Niki
doaj   +1 more source

Growth-factor-induced, persistent fibroblast migration is mediated by mechanical insulation of cell front and back [PDF]

open access: yes, 2014
Cell migration is a crucial process during development, the immune response and wound healing. As a consequence, aberrant cell migration can lead to tumor metastasis or autoimmune disorders.
Martin, Katrin
core   +1 more source

Micropatterned substrates for studying astrocytes in culture

open access: yesFrontiers in Neuroscience, 2009
Recent studies of the physiological roles of astrocytes have ignited renewed interest in the functional significance of these glial cells in the central nervous system.
William Lee, Vladimir Parpura
doaj   +1 more source

A Parsimonious Model of the Rabbit Action Potential Elucidates the Minimal Physiological Requirements for Alternans and Spiral Wave Breakup. [PDF]

open access: yesPLoS Computational Biology, 2016
Elucidating the underlying mechanisms of fatal cardiac arrhythmias requires a tight integration of electrophysiological experiments, models, and theory.
Richard A Gray, Pras Pathmanathan
doaj   +1 more source

Numerical study of substrate assimilation by a microorganism exposed to fluctuating concentration [PDF]

open access: yes, 2012
In most modelling works on bioreactors, the substrate assimilation is computed from the volume average concentration. The possible occurrence of a competition between the transport of substrate towards the cell and the assimilation at the cell level is ...
Martins Afonso, Marco   +4 more
core   +1 more source

Exercise-Induced Skeletal Muscle Adaptations Alter the Activity of Adipose Progenitor Cells. [PDF]

open access: yesPLoS ONE, 2016
Exercise decreases adiposity and improves metabolic health; however, the physiological and molecular underpinnings of these phenomena remain unknown. Here, we investigate the effect of endurance training on adipose progenitor lineage commitment.
Daniel Zeve   +3 more
doaj   +1 more source

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