Results 31 to 40 of about 201,016 (263)

THERMAL EMISSION OF WASP-14b REVEALED WITH THREESPITZERECLIPSES [PDF]

open access: yesThe Astrophysical Journal, 2013
16 pages, 16 ...
Blecic, Jasmina   +12 more
openaire   +4 more sources

Advances in ultrafast time resolved fluorescence physics for cancer detection in optical biopsy

open access: yesAIP Advances, 2012
We discuss the use of time resolved fluorescence spectroscopy to extract fundamental kinetic information on molecular species in tissues. The temporal profiles reveal the lifetime and amplitudes associated with key active molecules distinguishing the ...
R. R. Alfano
doaj   +1 more source

Revealing pure-ejecta emission in SNRs with XRISM

open access: yes, 2022
Spectral analysis of X-ray emission from ejecta in supernova remnants (SNRs) is hampered by the low spectral resolution of CCD detectors, which typically creates a degeneracy between the best-fit values of chemical abundances and the plasma emission measure.
openaire   +1 more source

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

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

On the use of wavelets to reveal oscillatory patterns in stellar flare emission [PDF]

open access: yesPhilosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2018
Wavelet analysis is a powerful tool to investigate non-stationary signals such as amplitude modulated sinusoids or single events lasting for a small percentage of the observing time. Wavelet analysis can be used, for example, to reveal oscillations in the light curve of stars during coronal flares.
openaire   +3 more sources

Radio emission from a pulsar’s magnetic pole revealed by general relativity [PDF]

open access: yesScience, 2019
General relativity reveals pulsar beams Pulsars are rotating neutron stars that emit beams of radio waves along their magnetic poles, seen as regular pulses if the beam points toward Earth. Desvignes et al. monitored a pulsar for more than a decade, observing how its radio pulses vary.
Gregory Desvignes   +9 more
openaire   +6 more sources

Transferrin receptor 1‐mediated iron uptake supports thermogenic activation in human cervical‐derived adipocytes

open access: yesFEBS Letters, EarlyView.
In this study, we found that human cervical‐derived adipocytes maintain intracellular iron level by regulating the expression of iron transport‐related proteins during adrenergic stimulation. Melanotransferrin is predicted to interact with transferrin receptor 1 based on in silico analysis.
Rahaf Alrifai   +9 more
wiley   +1 more source

Development of exhaust emission factors for vessels: A review and meta-analysis of available data

open access: yesAtmospheric Environment: X, 2021
The maritime sector is characterized by high contribution in the emission of harmful pollutants such as NOX, PM, and SOX. The sector is making decisive steps to drastically reduce its environmental footprint by applying new technology and fuels as a ...
Achilleas Grigoriadis   +5 more
doaj   +1 more source

Hyperosmotic stress induces PARP1‐mediated HPF1‐dependent mono(ADP‐ribosyl)ation

open access: yesFEBS Letters, EarlyView.
Sorbitol‐induced hyperosmotic stress rapidly induces reversible mono(ADP‐ribosyl)ation (MARylation) on PARP1 without the signs of genotoxic signaling. We show that PARP1 autoMARylation is HPF1 dependent and forms hydroxylamine‐resistant O‐glycosidic linkages.
Anna Georgina Kopasz   +11 more
wiley   +1 more source

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