Results 81 to 90 of about 3,975,342 (333)

Inhibiting stearoyl‐CoA desaturase suppresses bone metastatic prostate cancer by modulating cellular stress, mTOR signaling, and DNA damage response

open access: yesFEBS Letters, EarlyView.
Bone metastasis in prostate cancer (PCa) patients is a clinical hurdle due to the poor understanding of the supportive bone microenvironment. Here, we identify stearoyl‐CoA desaturase (SCD) as a tumor‐promoting enzyme and potential therapeutic target in bone metastatic PCa.
Alexis Wilson   +7 more
wiley   +1 more source

Complete characterization of convergence to equilibrium for an inelastic Kac model

open access: yes, 2012
Pulvirenti and Toscani introduced an equation which extends the Kac caricature of a Maxwellian gas to inelastic particles. We show that the probability distribution, solution of the relative Cauchy problem, converges weakly to a probability distribution ...
A. Pulvirenti   +28 more
core   +1 more source

Calculation of the Electronic Parameters of an Al/DNA/p-Si Schottky Barrier Diode Influenced by Alpha Radiation

open access: yesSensors, 2015
Many types of materials such as inorganic semiconductors have been employed as detectors for nuclear radiation, the importance of which has increased significantly due to recent nuclear catastrophes. Despite the many advantages of this type of materials,
Hassan Maktuff Jaber Al-Ta'ii   +2 more
doaj   +1 more source

Geomagnetically trapped alpha particles [PDF]

open access: yes
Geomagnetically trapped alpha particles from Injun IV satellite ...
Krimigis, S. M., Van Allen, J. A.
core   +1 more source

Fission studies with 140 MeV $\bm{\alpha}$-Particles

open access: yes, 2009
Binary fission induced by 140 MeV $\alpha$-particles has been measured for $^{\rm nat}$Ag, $^{139}$La, $^{165}$Ho and $^{197}$Au targets. The measured quantities are the total kinetic energies, fragment masses, and fission cross sections. The results are
A. Buttkewitz   +12 more
core   +1 more source

A new mechanism for DNA alterations induced by alpha particles such as those emitted by radon and radon progeny.

open access: yesEnvironmental Health Perspectives, 1997
The mechanism(s) by which alpha (alpha) particles like those emitted from inhaled radon and radon progeny cause their carcinogenic effects in the lung remains unclear.
B. Lehnert, E. Goodwin
semanticscholar   +1 more source

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

Structural biology of ferritin nanocages

open access: yesFEBS Letters, EarlyView.
Ferritin is a conserved iron‐storage protein that sequesters iron as a ferric mineral core within a nanocage, protecting cells from oxidative damage and maintaining iron homeostasis. This review discusses ferritin biology, structure, and function, and highlights recent cryo‐EM studies revealing mechanisms of ferritinophagy, cellular iron uptake, and ...
Eloise Mastrangelo, Flavio Di Pisa
wiley   +1 more source

Kinetic theory of helium ash source from distribution function of He ions and its effects on helium ash density profile

open access: yesNuclear Fusion
In this work, the source of helium (He) ash is explicitly defined in terms of the full energy distribution function of He ions in deuterium–tritium burning plasmas, and the He ash density profile is subsequently predicted by considering both source and ...
Ziying Jiang, Weixin Guo, Lu Wang
doaj   +1 more source

Natural radionuclide distribution and radon exhalation rate from the soil in Vilnius city

open access: yesJournal of Environmental Engineering and Landscape Management, 2007
In the territory of Vilnius city radioisotopic composition of different soils was experimentally determined and radon exhalation rate from the soil was evaluated using these data.
Dainius Jasaitis, Aloyzas Girgždys
doaj   +1 more source

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