Results 141 to 150 of about 2,461,604 (426)

Energy dependence of the GAFCHROMIC LD‐V1 in the diagnostic radiographic modalities

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract The GAFCHROMIC LD‐V1 radiochromic film is widely used in dosimetry because it can provide high‐resolution two‐dimensional dose distributions without processing. This study aimed to evaluate the response characteristics at different effective energies, from the low‐energy range of mammography to the high‐energy range of computed tomography. Net
Tatsuhiro Gotanda   +9 more
wiley   +1 more source

Traditional Chinese medicine for the treatment of chronic inflammatory diseases: A review of inhibitors for NLRP3 inflammasome

open access: yesAdvanced Chinese Medicine, Volume 2, Issue 1, Page 1-12, March 2025.
Abstract The NLR family pyrin domain‐containing 3 (NLRP3) inflammasome is a vital part of the innate immune response, whilst its aberrant activation drives the progression of several noncommunicable diseases. It induces caspase‐1 activation and the downstream substrates involved with the processing and secretion of the pro‐inflammatory cytokines IL‐1β ...
Yucen Zou   +6 more
wiley   +1 more source

Modelling radiation-induced cell cycle delays

open access: yes, 2009
Ionizing radiation is known to delay the cell cycle progression. In particular after particle exposure significant delays have been observed and it has been shown that the extent of delay affects the expression of damage such as chromosome aberrations ...
AD Virgilio   +34 more
core   +1 more source

Novel Biologically Active Glass Fiber Functionalized Using Magnesium Phosphate Cement Promotes Bone and Vascular Regeneration

open access: yesAdvanced Biology, EarlyView.
In this study, a new type of bioactive glass fiber ‐based composite magnesium phosphate bone cement is prepared and verified that its mechanical strength and biological properties. In addition, the cement may have played a biologically active role in the Notch and HIF signaling pathways.
Yuzheng Lu   +12 more
wiley   +1 more source

Assessment of the SARS-CoV-2 basic reproduction number, R0, based on the early phase of COVID-19 outbreak in Italy

open access: yesBiosafety and Health, 2020
As of March 12th Italy has the largest number of SARS-CoV-2 cases in Europe as well as outside China. The infections, first limited in Northern Italy, have eventually spread to all other regions.
Marco D'Arienzo, Angela Coniglio
doaj  

Evolution of a hot primordial gas in the presence of an ionizing ultraviolet background: instabilities, bifurcations, and the formation of Lyman limit systems [PDF]

open access: yesarXiv, 1997
The time evolution of thermal and thermo-reactive instabilities of primordial gas in the presence of ionizing UV radiation is studied. We obtain conditions (depending on density, temperature, and UV radiation intensity) favorable for the formation of a multi-component medium.
arxiv  

The Regulation of Trace Metal Elements in Cancer Ferroptosis

open access: yesAdvanced Biology, EarlyView.
The induction of ferroptosis inhibits tumor growth, enhances anticancer efficacy, and overcomes drug resistance. Recent evidence shows nonferrous metal elements play a role in ferroptosis. This review focuses on how trace metals regulate ferroptosis processes like iron accumulation, lipid peroxidation, and antioxidant defense.
Xiaoyan Wang   +5 more
wiley   +1 more source

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