Results 31 to 40 of about 2,690,211 (327)

Bolometric and UV Light Curves of Core-Collapse Supernovae [PDF]

open access: yes, 2013
The Swift UV-Optical Telescope (UVOT) has been observing Core-Collapse Supernovae (CCSNe) of all subtypes in the UV and optical since 2005. We present here 50 CCSNe observed with the Swift UVOT, analyzing their UV properties and behavior.
Bayless, Amanda J.   +4 more
core   +3 more sources

Characterisation of the p53-Mediated Cellular Responses Evoked in Primary Mouse Cells Following Exposure to Ultraviolet Radiation [PDF]

open access: yes, 2013
Exposure to ultraviolet (UV) light can cause significant damage to mammalian cells and, although the spectrum of damage produced varies with the wavelength of UV, all parts of the UV spectrum are recognised as being detrimental to human health ...
Allinson, Sarah   +2 more
core   +2 more sources

Postfotografía y el ecosistema mediático e informacional de los universitarios

open access: yesLa Revista Icono 14, 2022
Los estudiantes universitarios realizan prácticas postfotográficas cotidianamente, empleando un abanico de medios que priorizan la interacción, lo cual afecta sus procesos de aprendizaje.
Alejandra Olivio   +2 more
doaj  

Detection of laser-UV microirradiation-induced DNA photolesions by immunofluorescent staining [PDF]

open access: yes, 1980
A low-power laser-UV microbeam of wave-length 257 nm was used for microirradiation of a small part of the nucleus of Chinese hamster cells. Following fixation in interphase or in the subsequent metaphase indirect immunofluorescent staining was performed ...
Cremer, Christoph   +3 more
core   +1 more source

Real‐time assay of ribonucleotide reductase activity with a fluorescent RNA aptamer

open access: yesFEBS Letters, EarlyView.
Ribonucleotide reductases (RNR) synthesize DNA building blocks de novo, making them crucial in DNA replication and drug targeting. FLARE introduces the first single‐tube real‐time coupled RNR assay, which enables isothermal tracking of RNR activity at nanomolar enzyme levels and allows the reconstruction of allosteric regulatory patterns and rapid ...
Jacopo De Capitani   +4 more
wiley   +1 more source

The New Potential of Deep Convective Clouds as a Calibration Target for a Geostationary UV/VIS Hyperspectral Spectrometer

open access: yesRemote Sensing, 2020
As one of geostationary earth orbit constellation for environmental monitoring over the next decade, the Geostationary Environment Monitoring Spectrometer (GEMS) has been designed to observe the Asia-Pacific region to provide information on atmospheric ...
Yeeun Lee, Myoung-Hwan Ahn, Mina Kang
doaj   +1 more source

Optical constants, band gap, and infrared-active phonons of (LaAlO₃)0.3(Sr₂AlTaO₆)0.35 (LSAT) from spectroscopic ellipsometry [PDF]

open access: yes, 2017
Using spectroscopic ellipsometry, the authors determined the optical constants (complex dielectric function) for (LaAlO₃)0.3(Sr₂AlTaO₆) 0.35 (LSAT) from 0.01 to 6.5 eV.
Bernhard, Christian   +6 more
core  

X-ray properties of UV-selected star forming galaxies at z~1 in the Hubble Deep Field North

open access: yes, 2005
We present an analysis of the X-ray emission from a large sample of ultraviolet (UV) selected, star forming galaxies with 0 ...
Adelberger, K. L.   +4 more
core   +1 more source

Multiwavelength Observations of the BL Lacertae Object PKS 2155-304 with XMM-Newton [PDF]

open access: yes, 2006
The optical-UV and X-ray instruments on-board XMM-Ndewton provide an excellent opportunity to perform simultaneous observations of violently variable objects over a broad wavelength range.
Bai, J. M.   +5 more
core   +2 more sources

The role of histone modifications in transcription regulation upon DNA damage

open access: yesFEBS Letters, EarlyView.
This review discusses the critical role of histone modifications in regulating gene expression during the DNA damage response (DDR). By modulating chromatin structure and recruiting repair factors, these post‐translational modifications fine‐tune transcriptional programmes to maintain genomic stability.
Angelina Job Kolady, Siyao Wang
wiley   +1 more source

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