Results 41 to 50 of about 71,340 (269)

Towards optimised extracellular vesicle proteomics from cerebrospinal fluid

open access: yesScientific Reports, 2023
The proteomic profile of extracellular vesicles (EVs) from cerebrospinal fluid (CSF) can reveal novel biomarkers for diseases of the brain. Here, we validate an ultrafiltration combined with size-exclusion chromatography (UF-SEC) method for isolation of ...
Petra Kangas   +7 more
doaj   +1 more source

The solution supramolecular structure of α2 → 8 polysialic acid suggests a structural cause for its low immunogenicity

open access: yesFEBS Letters, EarlyView.
α2 → 8 polysialic acid elicits poor immunogenicity. Small‐angle scattering shows a supramolecular structure with parallel‐chain binding, although in different forms at μm and mm calcium. The major histocompatibility complex requires molecular weights around 2000 Da to produce antibodies, and 2000 Da polysialic oligomers will bind in these structures ...
Kenneth A. Rubinson
wiley   +1 more source

A biophysical observation model for field potentials of networks of leaky integrate-and-fire neurons [PDF]

open access: yes, 2012
We present a biophysical approach for the coupling of neural network activity as resulting from proper dipole currents of cortical pyramidal neurons to the electric field in extracellular fluid. Starting from a reduced threecompartment model of a single pyramidal neuron, we derive an observation model for dendritic dipole currents in extracellular ...
arxiv   +1 more source

The power of microRNA regulation—insights into immunity and metabolism

open access: yesFEBS Letters, EarlyView.
MicroRNAs are emerging as crucial regulators at the intersection of metabolism and immunity. This review examines how miRNAs coordinate glucose and lipid metabolism while simultaneously modulating T‐cell development and immune responses. Moreover, it highlights how cutting‐edge artificial intelligence applications can identify miRNA biomarkers ...
Stefania Oliveto   +2 more
wiley   +1 more source

Unlocking the potential of tumor‐derived DNA in urine for cancer detection: methodological challenges and opportunities

open access: yesMolecular Oncology, EarlyView.
Urine is a rich source of biomarkers for cancer detection. Tumor‐derived material is released into the bloodstream and transported to the urine. Urine can easily be collected from individuals, allowing non‐invasive cancer detection. This review discusses the rationale behind urine‐based cancer detection and its potential for cancer diagnostics ...
Birgit M. M. Wever   +1 more
wiley   +1 more source

The effect of preoperative fasting on the water sectors of the body in the perioperative period in children

open access: yesВестник анестезиологии и реаниматологии
Introduction. Avoiding solid foods and liquids before surgery is a common practice in elective surgery in pediatric, however, there is a risk of dehydration.The objective was to assess the distribution of fluid across the water sectors of the body in ...
Yu. S. Aleksandrovich   +3 more
doaj   +1 more source

Mathematical Model of Hippocampal Microdialysis: Validation of in vivo Methodology [PDF]

open access: yesarXiv, 2020
Microdialysis is a well-established method for in vivo neurochemical measurements of small molecules, with implanted concentric-design probes offering minimized tissue damage and good temporal and spatial resolution. However, the large majority of measurements do not allow the perfusate to reach equilibrium with the brain, so that inferential methods ...
arxiv  

Identification of functional and diverse circulating cancer‐associated fibroblasts in metastatic castration‐naïve prostate cancer patients

open access: yesMolecular Oncology, EarlyView.
Cancer‐associated fibroblasts (CAFs) promote cancer growth, invasion (metastasis), and drug resistance. Here, we identified functional and diverse circulating CAFs (cCAFs) in patients with metastatic prostate cancer (mPCa). cCAFs were found in higher numbers and were functional and diverse in mPCa patients versus healthy individuals, suggesting their ...
Richell Booijink   +6 more
wiley   +1 more source

Water Balance Estimation in Patients with Acute Poisonings due to Psychotropic Agents

open access: yesОбщая реаниматология, 2010
Objective: to develop a procedure for an integrated assessment of changes in body hydration, by using the polyseg-mental bioimpedance analysis (PBIA) of the body’s water sectors. Subjects and methods.
K. K. Ilyashenko   +5 more
doaj   +1 more source

Quantification of Dialytic Removal and Extracellular Calcium Mass Balance during a Weekly Cycle of Hemodialysis. [PDF]

open access: yesPLoS ONE, 2016
The removal of calcium during hemodialysis with low calcium concentration in dialysis fluid is generally slow, and the net absorption of calcium from dialysis fluid is often reported.
Jacek Waniewski   +4 more
doaj   +1 more source

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