Results 81 to 90 of about 7,728,248 (377)

The Perils of Clumpfind: The Mass Spectrum of Sub-structures in Molecular Clouds [PDF]

open access: yes, 2009
We study the mass spectrum of sub-structures in the Perseus Molecular Cloud Complex traced by 13CO (1-0), finding that $dN/dM\propto M^{-2.4}$ for the standard Clumpfind parameters.
Alyssa A. Goodman   +23 more
core   +2 more sources

Sequence determinants of RNA G‐quadruplex unfolding by Arg‐rich regions

open access: yesFEBS Letters, EarlyView.
We show that Arg‐rich peptides selectively unfold RNA G‐quadruplexes, but not RNA stem‐loops or DNA/RNA duplexes. This length‐dependent activity is inhibited by acidic residues and is conserved among SR and SR‐related proteins (SRSF1, SRSF3, SRSF9, U1‐70K, and U2AF1).
Naiduwadura Ivon Upekala De Silva   +10 more
wiley   +1 more source

Golgi-targeting viscosity probe for the diagnosis of Alzheimer’s disease

open access: yesScientific Reports
Early diagnosis and intervention of Alzheimer’s disease (AD) are particularly important to delay the pathological progression. Although fluorescent probes have been widely employed for investigating and diagnosing AD, their biological applications are ...
Wenjing Wu   +6 more
doaj   +1 more source

THE MASS SPECTRUM OF THE FIRST STARS [PDF]

open access: yes, 2014
We perform cosmological hydrodynamics simulations with non-equilibrium primordial chemistry to obtain 59 minihalos that host first stars. The obtained minihalos are used as the initial conditions of local three-dimensional radiation hydrodynamics ...
H. Susa, K. Hasegawa, N. Tominaga
semanticscholar   +1 more source

Covariance of the One-Dimensional Mass Power Spectrum [PDF]

open access: yes, 2004
We analyse the covariance of the one-dimensional mass power spectrum along lines of sight. The covariance reveals the correlation between different modes of fluctuations in the cosmic density field and gives the sample variance error for measurements of ...
Eisenstein, Daniel, Zhan, Hu
core   +1 more source

On mass spectrum in SQCD. Unequal quark masses [PDF]

open access: yesJournal of Experimental and Theoretical Physics, 2010
17 pages, small improvements; also replaced the paper arXiv:0712.3167, with significant ...
openaire   +2 more sources

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

Enhancing MALDI time-of-flight mass spectrometer performance through spectrum averaging. [PDF]

open access: yesPLoS ONE, 2015
Matrix-assisted laser desorption ionization time-of-flight (MALDI-TOF) mass spectrometers are simple and robust mass spectrometers used for analysis of biologically relevant molecules in diverse fields including pathogen identification, imaging mass ...
Morgan Mitchell   +3 more
doaj   +1 more source

On the hadronic mass spectrum [PDF]

open access: yesIl Nuovo Cimento A Series 10, 1967
We argue that the sole requirement of a self-consistent bootstrap including all hadrons up to infinite mass leads to asymptotically exponential laws for the hadron mass spectrum, for momentum distributions, and for form factors (and to a highest temperature).
openaire   +1 more source

β‐TrCP overexpression enhances cisplatin sensitivity by depleting BRCA1

open access: yesMolecular Oncology, EarlyView.
Low levels of β‐TrCP (Panel A) allow the accumulation of BRCA1 and CtIP, which facilitate the repair of cisplatin‐induced DNA damage via homologous recombination (HR) and promote tumor cell survival. In contrast, high β‐TrCP expression (Panel B) leads to BRCA1 and CtIP degradation, impairing HR repair, resulting in persistent DNA damage and apoptosis ...
Rocío Jiménez‐Guerrero   +8 more
wiley   +1 more source

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