Results 1 to 10 of about 58,213 (308)

The use of ketotifen as long-term anti-inflammatory prophylaxis in children with PFAPA syndrome

open access: yesFrontiers in Immunology, 2023
IntroductionPeriodic fever, aphthous stomatitis, pharyngitis and adenitis syndrome (PFAPA) is the most frequent periodic fever syndrome in children. Its pathogenesis is still unknown, but some disease-modifying factors were observed.
Lenka Kapustova   +12 more
doaj   +1 more source

Clinical response trajectories and drug persistence in systemic lupus erythematosus patients on belimumab treatment: A real-life, multicentre observational study

open access: yesFrontiers in Immunology, 2023
ObjectiveTo obtain real-world data on outcomes of belimumab treatment and respective prognostic factors in patients with systemic lupus erythematosus (SLE).MethodsObservational study of 188 active SLE patients (median disease duration 6.2 years, two ...
Myrto Nikoloudaki   +27 more
doaj   +1 more source

Magnetic Activity of Different Types of Variable Stars Observed by TESS Mission

open access: yesUniverse, 2023
The investigation of the magnetic activity of different types of variable stars holds significant implications for our understanding of the physical processes and evolution of stars.
Ming Zhong   +3 more
doaj   +1 more source

N-S Asymmetry and Solar Cycle Distribution of Superactive Regions from 1976 to 2017

open access: yesUniverse, 2022
There were 51 superactive regions (SARs) during solar cycles (SCs) 21–24. We divided the SARs into SARs1, which produced extreme space weather events including ≥X5.0 flares, ground level events (GLEs), and super geomagnetic storms (SGSs, Dst < −250 nT ...
Ming-Xian Zhao   +2 more
doaj   +1 more source

Humoral immunity in hepatitis B virus infection: Rehabilitating the B in HBV

open access: yesJHEP Reports, 2022
Summary: Insights into the immunopathogenesis of chronic HBV infections are fundamental in the quest for novel treatment approaches aimed at a functional cure.
Thomas Vanwolleghem   +3 more
doaj   +1 more source

The Solar Particle Acceleration Radiation and Kinetics (SPARK) Mission Concept

open access: yesAerospace, 2023
Particle acceleration is a fundamental process arising in many astrophysical objects, including active galactic nuclei, black holes, neutron stars, gamma-ray bursts, accretion disks, solar and stellar coronae, and planetary magnetospheres.
Hamish A. S. Reid   +59 more
doaj   +1 more source

Two Successive Type II Radio Bursts Associated With B-Class Flares and Slow CMEs

open access: yesFrontiers in Astronomy and Space Sciences, 2020
From 2018 Oct 12 to 13, three successive solar eruptions (E1–E3) with B-class flares and poor white light coronal mass ejections (CMEs) occurred from the same active region NOAA AR 12724. Interestingly, the first two eruptions are associated with Type II
Suli Ma, Huadong Chen, Huadong Chen
doaj   +1 more source

Chromospheric thermodynamic conditions from inversions of complex Mg II h & k profiles observed in flares

open access: yesFrontiers in Astronomy and Space Sciences, 2023
The flare activity of the Sun has been studied for decades, using both space- and ground-based telescopes. The former have mainly focused on the corona, while the latter have mostly been used to investigate the conditions in the chromosphere and ...
Alberto Sainz Dalda   +4 more
doaj   +1 more source

Impact of Meteorological Parameters on Dispersion Modeling of Sulfur Dioxide from Gas Flares (Case Study: Sirri Island) [PDF]

open access: yesIranica Journal of Energy and Environment, 2019
In this study, in 2011 for the duration of two months, the dispersion of a major air pollutant, sulfur dioxide from gas flares of an oil field, in Iran, was investigated.
M. A. Mirrezaei
doaj   +1 more source

Effect of solar flares on 54Mn and 57Co radioactive decay constants performance [PDF]

open access: yesNuclear Technology and Radiation Protection, 2021
Changes in radioactive decay rates due to solar flares have attracted increasing scientific attention in recent decades. In previous studies we demonstrated that solar flares cause changes in the decay rate of 241Am, 222Rn, and 232Th. The change
Walg Jonathan   +4 more
doaj   +1 more source

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