Results 1 to 10 of about 300,046 (285)

Thermal Neutron Relative Biological Effectiveness Factors for Boron Neutron Capture Therapy from In Vitro Irradiations [PDF]

open access: yesCells, 2020
The experimental determination of the relative biological effectiveness of thermal neutron factors is fundamental in Boron Neutron Capture Therapy. The present values have been obtained while using mixed beams that consist of both neutrons and photons of
María Pedrosa-Rivera   +13 more
doaj   +6 more sources

Biological effectiveness and relative biological effectiveness of ion beams for in‐vitro cell irradiation [PDF]

open access: yesCancer Science, 2022
AbstractBiological effectiveness and relative biological effectiveness are critical for proton and ion beam radiotherapy. However, the relationship between the two quantities and physical character of ion beams is not well established. By analyzing 1188 sets of in‐vitro cell irradiation experiments using ion beams ranging from protons to 238U, compiled
Heng Li
exaly   +4 more sources

Mechanistic Modeling of the Relative Biological Effectiveness of Boron Neutron Capture Therapy [PDF]

open access: yesCells, 2020
Accurate dosimetry and determination of the biological effectiveness of boron neutron capture therapy (BNCT) is challenging because of the mix of different types and energies of radiation at the cellular and subcellular levels.
Seth W. Streitmatter   +3 more
doaj   +3 more sources

Relative Biological Effectiveness of High LET Particles on the Reproductive System and Fetal Development [PDF]

open access: yesLife, 2020
During a space mission, astronauts are inevitably exposed to space radiation, mainly composed of the particles having high values of linear energy transfer (LET), such as protons, helium nuclei, and other heavier ions.
Bing Wang, Hiroshi Yasuda
doaj   +3 more sources

Proton relative biological effectiveness (RBE): a multiscale problem. [PDF]

open access: yesBr J Radiol, 2019
Proton radiotherapy is undergoing rapid expansion both within the UK and internationally, but significant challenges still need to be overcome if maximum benefit is to be realised from this technique. One major limitation is the persistent uncertainty in
Underwood TS, McMahon SJ.
europepmc   +7 more sources

Recommendations for reporting and evaluating proton therapy beyond dose and constant relative biological effectiveness [PDF]

open access: yesPhysics and Imaging in Radiation Oncology
Background and purpose: In proton therapy, a relative biological effectiveness (RBE) of 1.1 is used to convert proton dose into an equivalent photon dose.
Armin Lühr   +10 more
doaj   +4 more sources

The relative biological effectiveness of antiprotons

open access: yesRadiotherapy and Oncology, 2016
Aside from the enhancement of physical dose deposited by antiprotons annihilating in tissue-like material compared to protons of the same range a further increase of biological effective dose has been demonstrated. This enhancement can be expressed in an
Knudsen, Helge   +11 more
core   +4 more sources

(Theory of relative biological effectiveness) [PDF]

open access: yes, 1992
Research continued on relative biological effectiveness, in the following areas: radial distribution of dose about the path of an energetic heavy ion; the response of E.
Katz, R.
core   +3 more sources

Assessment of Tumor Relative Biological Effectiveness in Low-LET Proton Irradiation [PDF]

open access: yesBiomedicines
Background/Objectives: Within the range of spread-out Bragg peak (SOBP), LET (linear energy transfer) gradually increases from proton beam entrance point toward the beam exit direction.
Ying-Chun Lin, Jiamin Mo, Yuan-Hao Lee
doaj   +2 more sources

First theoretical determination of relative biological effectiveness of very high energy electrons [PDF]

open access: yesScientific Reports, 2021
Very high energy electrons (VHEEs, E > 70 MeV) present promising clinical advantages over conventional beams due to their increased range, improved penumbra and relative insensitivity to tissue heterogeneities.
Rachel Delorme   +4 more
doaj   +2 more sources

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