Results 71 to 80 of about 6,470,900 (400)

P‐glycoprotein modulates the fluidity gradient of the plasma membrane of multidrug resistant CHO cells

open access: yesFEBS Letters, EarlyView.
To explore the impact of the overexpression of the multidrug‐transporter P‐glycoprotein (ABCB1) on membrane fluidity, we compared the transversal gradient of mobility and microviscosity in plasma membranes of drug‐sensitive Chinese hamster ovary cells (AuxB1) and their multidrug‐resistant derivatives (B30) using the fluorescent n‐(9‐anthroyloxy) fatty ...
Roger Busche   +2 more
wiley   +1 more source

Crystals for high-energy calorimeters in extreme environments

open access: yes, 2005
Scintillating crystals are used for calorimetry in several high-energy physics experiments. For many of them, performance has to be ensured in very difficult operating conditions, like a high radiation environment and large particle fluxes, which place ...
Nessi-Tedaldi, F.
core   +1 more source

Evolutionary interplay between viruses and R‐loops

open access: yesFEBS Letters, EarlyView.
Viruses interact with specialized nucleic acid structures called R‐loops to influence host transcription, epigenetic states, latency, and immune evasion. This Perspective examines the roles of R‐loops in viral replication, integration, and silencing, and how viruses co‐opt or avoid these structures.
Zsolt Karányi   +4 more
wiley   +1 more source

Medical Physics Commissioning

open access: yesarXiv: Medical Physics, 2017
7 pages, Presented at the CAS- CERN Accelerator School on Accelerators for Medical Application, V\"osendorf, Austria, 26 May - 5 June ...
openaire   +3 more sources

Frontiers in medical physics: material classification and blood pressure measurement of wearable piezoelectric sensors

open access: yesFrontiers in Physics
Wearable piezoelectric sensors, as an emerging tool for blood pressure measurement, have attracted much attention at the forefront of medical physics and have broad application prospects due to their portability, real-time monitoring and low interference
Fuchen Cao, Yanli Li
doaj   +1 more source

Treatment parameters optimization to compensate for interfractional anatomy variability and intrafractional tumor motion

open access: yesFrontiers in Oncology, 2015
Scanned ion beam therapy of lung tumors is severely limited in its clinical applicability by intrafractional organ motion, interference effects between beam and tumor motion (interplay) as well as interfractional anatomic changes.
Romain eBrevet   +5 more
doaj   +1 more source

Cancer Treatment Using Different Shapes of Gold-Based Nanomaterials in Combination with Conventional Physical Techniques

open access: yesPharmaceutics, 2023
The conventional methods of cancer treatment and diagnosis, such as radiotherapy, chemotherapy, and computed tomography, have developed a great deal. However, the effectiveness of such methods is limited to the possible failure or collateral effects on ...
Simona Tarantino   +4 more
doaj   +1 more source

Search for a Possible Spontaneous Emission of Muons from Heavy Nuclei

open access: yes, 2010
A search for an exotic natural radioactivity of lead nuclei, using nuclear emulsion sheets as detector, is described. We discuss the experimental set-up of a test performed at the Gran Sasso National Laboratory (Italy), the event simulation, data ...
Giorgini, M.
core   +1 more source

Cell‐free and extracellular vesicle microRNAs with clinical utility for solid tumors

open access: yesMolecular Oncology, EarlyView.
Cell‐free microRNAs (cfmiRs) are small‐RNA circulating molecules detectable in almost all body biofluids. Innovative technologies have improved the application of cfmiRs to oncology, with a focus on clinical needs for different solid tumors, but with emphasis on diagnosis, prognosis, cancer recurrence, as well as treatment monitoring.
Yoshinori Hayashi   +6 more
wiley   +1 more source

Dark-field X-ray imaging for the assessment of osteoporosis in human lumbar spine specimens

open access: yesFrontiers in Physiology, 2023
Background: Dark-field imaging is a novel imaging modality that allows for the assessment of material interfaces by exploiting the wave character of x-ray.
Florian T. Gassert   +19 more
doaj   +1 more source

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