Results 61 to 70 of about 848,265 (305)

Clinical results of proton beam therapy for elderly patients with non-small cell lung cancer

open access: yesRadiation Oncology, 2018
Background The purpose of the present study was to evaluate retrospectively the efficacy and safety of proton beam therapy for elderly patients (≥80 years of age) with non-small cell lung cancer.
Takashi Ono   +9 more
doaj   +1 more source

Artificial molecular machines and motors—Design and control of nanoscale motion

open access: yesFEBS Letters, EarlyView.
Molecules are constantly moving because of thermal fluctuations, but random motion alone cannot be exploited to perform directional tasks. Artificial molecular machines use chemical, electrical, or light energy to bias this motion. Molecular shuttles, rotary motors, and supramolecular pumps illustrate how nanoscale movement can be controlled and ...
Leonardo Andreoni, Alberto Credi
wiley   +1 more source

Exploring new frontiers in the pulsed power laboratory: Recent progress

open access: yesResults in Physics, 2015
One of the most fundamental processes in the Universe, nucleosynthesis of elements drives energy production in stars as well as the creation of all atoms heavier than hydrogen.
S. Adamenko   +14 more
doaj   +1 more source

Proton structure from deep inelastic and diffractive scattering [PDF]

open access: yes, 1996
We investigate various aspects of the proton structure in this thesis. The first addresses the distribution of the proton spin among its constituents, quarks and gluons.
Gehrmann, Thomas
core  

The heterodimeric amino acid transporters (HAT) of the SLC7/SLC3 family: A structure−function relationships and relevance to human pathology

open access: yesFEBS Letters, EarlyView.
Heterodimeric amino acid transporters consist of SLC7 and SLC3 family proteins arranged in a conserved structural organization. They regulate nutrient transport across cell membranes, supporting essential cellular functions. These transporters also contribute to xenobiotic/drug uptake and distribution.
Mariafrancesca Scalise   +5 more
wiley   +1 more source

Patient-specific stopping power calibration for proton therapy planning based on single-detector proton radiography. [PDF]

open access: yes, 2015
A simple robust optimizer has been developed that can produce patient-specific calibration curves to convert x-ray computed tomography (CT) numbers to relative stopping powers (HU-RSPs) for proton therapy treatment planning.
Sharp, G   +5 more
core  

Proton-Conductive Cerium-Based MetalOrganic Frameworks

open access: yes, 2021
In this study, proton-conducting behaviors of a cerium-based metal–organic framework (MOF), Ce-MOF-808, its zirconium-based isostructural MOF, and bimetallic MOFs with various Zr-to-Ce ratios are investigated.
Chung-Wei Kung (1395898)   +13 more
core   +1 more source

Smaller is better: nanobodies meet NMR

open access: yesFEBS Letters, EarlyView.
Nanobodies are single‐domain antigen‐binding fragments derived from camelid heavy chain antibodies. Their small size, high stability, and exceptional specificity make nanobodies uniquely useful probes for NMR studies of protein dynamics, transient conformational states, and protein–protein interactions.
Oleg Y. Dmitriev
wiley   +1 more source

Long-term survival after definitive proton beam therapy for oligorecurrent esophageal squamous cell carcinoma: a case report

open access: yesJournal of Medical Case Reports, 2022
Background Radical esophagectomy for esophageal squamous cell carcinoma has improved survival, but the rate of recurrence is high. Patients of recurrent esophageal squamous cell carcinoma after failure of chemotherapy have a poor prognosis.
Yojiro Ishikawa   +8 more
doaj   +1 more source

On proton-proton bremsstrahlung [PDF]

open access: yesPhysics Letters B, 1967
Abstract The cross section for proton-proton bremsstrahlung has been calculated for soft photons in a model independent way. Comparison with experiments has been made.
openaire   +1 more source

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