Results 121 to 130 of about 41,384 (308)

Molecular characterization of covRS mutations in M1UK Streptococcus pyogenes

open access: yesFEBS Open Bio, EarlyView.
Group A Streptococcus (GAS) acquires covRS mutations driving a hypervirulent bacterial state, frequently associated with invasive disease‐like necrotizing fasciitis. We demonstrate that the newly emerged M1UK GAS lineage can also acquire these mutations.
Jarrad Pritchard   +12 more
wiley   +1 more source

Detailed test–particle simulations of energetic particles interacting with magnetized plasmas

open access: yes
An important research area in space physics and astrophysics is the transport of energetic, charged particles, such as electrons, protons, and muons, in magnetic turbulence, with active research in this field going back to Jokipii (1966).
Arendt, Victor
core  

Diseño térmico del instrumento EPE (Energetic Particles Experiment) = EPE (Energetic Particles Experiment) termal control analysis

open access: yes, 2017
Diseño térmico del instrumento EPE (Energetic Particles ...
González-Llana de los Reyes, Arturo
core  

Differences between CME-driven storms and CIR-driven storms [PDF]

open access: yes, 2006
Twenty one differences between CME-driven geomagnetic storms and CIR-driven geomagnetic storms are tabulated. (CME-driven includes driving by CME sheaths, by magnetic clouds, and by ejecta; CIR-driven includes driving by the associated recurring high ...
Borovsky, Joseph E., Denton, Michael H.
core  

How phagocytic cells kill bacteria: Lessons from a professional killer

open access: yesFEBS Open Bio, EarlyView.
How phagocytic cells ingest and kill bacteria has been studied for more than a century, but many questions remain unanswered. The study of the amoeba Dictyostelium discoideum brings new answers, and new questions. Professional phagocytic cells such as neutrophils and macrophages, as well as free‐living soil amoebae like Dictyostelium discoideum, employ
Otmane Lamrabet, Pierre Cosson
wiley   +1 more source

Modelling of sawtooth stabilization by beam-injected energetic particles in JET

open access: yes
CRPPSPCProc. 7th IAEA Techn. Comm. Meeting on Energetic Particles in Magnetic Confinement Systems, 8-11 October 2001, Chalmers University of Technology, Göteborg, Sweden, Oral contribution No ...
Angioni, C.   +4 more
core  

The Sun-Earth Connection of Energetic Particles

open access: yes, 2012
The origin of solar energetic particle (SEP) events is an issue for the understanding of particle acceleration and transport in astrophysics, as well as for space weather.
R. Miteva   +5 more
core   +1 more source

Nonlinear excitation of energetic particle driven geodesic acoustic mode by resonance overlap with Alfvén instability in ASDEX Upgrade

open access: yesScientific Reports
The Alfvén instability nonlinearly excited the energetic-particle-driven geodesic acoustic mode on the ASDEX-Upgrade tokamak, as demonstrated experimentally.
Hao Wang   +8 more
doaj   +1 more source

From energy provision to protein synthesis: Tunnelling nanotubes as mediators of intercellular metabolic cooperation in cancer

open access: yesFEBS Open Bio, EarlyView.
The cytoskeleton‐mediated transport of mitochondria via tunnelling nanotubes restores respiration, increases ATP production, rescues cells from apoptosis, activates the AKT/mTOR signalling pathway, promotes cell migration and invasiveness, contributes to cancer progression and treatment resistance.
Stanislava Martínková, Jan Trnka
wiley   +1 more source

Effect of terahertz irradiation on DNA damage repair in living cells

open access: yesFEBS Open Bio, EarlyView.
We investigated the effect of terahertz (THz) wave irradiation on DNA double‐strand break (DSB) repair in living cells. We found that THz irradiation enhanced DSB repair at specific frequencies, whereas heat treatment inhibited it, indicating that this effect is nonthermal and frequency‐specific.
Yuya Ueno   +3 more
wiley   +1 more source

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