Results 91 to 100 of about 2,507,189 (293)

Spin-forbidden Helium I transition rates

open access: yesJournal of Physics: Conference Series, 2012
We have calculated spin-forbidden transition rates in neutral helium using the spin-orbit and spin-other-orbit Breit-Pauli operators.
Morton, D.C., Drake, G.W.F.
openaire   +1 more source

Tau acetylation at K331 has limited impact on tau pathology in vivo

open access: yesFEBS Letters, EarlyView.
We mapped tau post‐translational modifications in humanized MAPT knock‐in mice and in amyloid‐bearing double knock‐in mice. Acetylation within the repeat domain, particularly around K331, showed modest increases under amyloid pathology. To test functional relevance, we generated MAPTK331Q knock‐in mice.
Shoko Hashimoto   +3 more
wiley   +1 more source

The transition rates for 232Th using the two component particle-hole state density with different corrections

open access: yesIraqi Journal of Physics, 2012
The particle-hole state densities have been calculated for 232Th in the case of incident neutron with  ,  1 Z Z T T T T and   2 Z T T . The finite well depth, surface effect, isospin and Pauli correction are considered in the calculation of the ...
Mahdi H. Jasim
doaj  

Estimating multistate transition rates from population distributions [PDF]

open access: yes
The ability to estimate transition rates (or probabilities) from population distributions has many potential applications in demography. Iterative Proportional Fitting (IPF) has been used for such estimation, but lacks a meaningful behavioral, or ...
Robert Schoen, Stefan H. Jonsson
core  

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

Küresel Bir Süreç Olarak Demografik Dönüşüm: Mekânsal Bir Değerlendirme

open access: yesCoğrafi Bilimler Dergisi, 2011
Decisive declines in fertility levels over the last century enable us to understand demographic transition as a global process, while demographic transition theory helps us to explain worldwide fertility and mortality change in light of Europe's ...
M. Murat Yüceşahin
doaj   +1 more source

Multi-state epidemic processes on complex networks

open access: yes, 2006
Infectious diseases are practically represented by models with multiple states and complex transition rules corresponding to, for example, birth, death, infection, recovery, disease progression, and quarantine.
Abdullah   +51 more
core   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Transition into a low temperature superconducting phase of unconventional pinning in Sr_2RuO_4

open access: yes, 2000
We have found a sharp transition in the vortex creep rates at a temperature T^\ast=0.05 T_c in a single crystal of Sr_2RuO_4 (T_{c}=1.03 K) by means of magnetic relaxation measurements.
A. Amann   +12 more
core   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

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