Results 61 to 70 of about 610,854 (344)

The SNR Puppis A Revisited with Seven Years of Fermi Large Area Telescope Observations

open access: yes, 2017
Puppis A is a very famous and extensively studied supernova remnant (SNR) that shows strong evidence of shock-cloud interaction. We re-analyze the GeV $\gamma$-ray emission of it using seven years Pass 8 data recorded by the Fermi Large Area Telescope ...
Guo, Xiao-Lei   +5 more
core   +1 more source

A synthetic benzoxazine dimer derivative targets c‐Myc to inhibit colorectal cancer progression

open access: yesMolecular Oncology, EarlyView.
Benzoxazine dimer derivatives bind to the bHLH‐LZ region of c‐Myc, disrupting c‐Myc/MAX complexes, which are evaluated from SAR analysis. This increases ubiquitination and reduces cellular c‐Myc. Impairing DNA repair mechanisms is shown through proteomic analysis.
Nicharat Sriratanasak   +8 more
wiley   +1 more source

Imaging and Spectral Fitting of Bright Gamma-Ray Sources with the COSI Balloon Payload

open access: yesThe Astrophysical Journal
The Compton Spectrometer and Imager balloon payload (COSI-Balloon) is a wide field-of-view Compton gamma-ray telescope that operates in the 0.2–5 MeV bandpass.
Jarred M. Roberts   +19 more
doaj   +1 more source

On the radio and GeV-TeV gamma-ray emission connection in Fermi blazars [PDF]

open access: yes, 2017
The Fermi-LAT revealed that the census of the gamma-ray sky is dominated by blazars. Looking for a possible connection between radio and gamma-ray emission is a central issue for understanding the blazar physics, and various works were dedicated to this ...
Costamante, L.   +6 more
core   +2 more sources

LDAcoop: Integrating non‐linear population dynamics into the analysis of clonogenic growth in vitro

open access: yesMolecular Oncology, EarlyView.
Limiting dilution assays (LDAs) quantify clonogenic growth by seeding serial dilutions of cells and scoring wells for colony formation. The fraction of negative wells is plotted against cells seeded and analyzed using the non‐linear modeling of LDAcoop.
Nikko Brix   +13 more
wiley   +1 more source

MoO3-TeO2 glass system for gamma ray shielding applications

open access: yesMaterials Research Express, 2020
This paper examines the gamma-ray shielding features of some selected tellurite-based glasses in the form of xMoO _3 (100−x)TeO _2 (20 ≤ x ≤ 50 mol%). Mass attenuation coefficients ( μ _m ) of these glasses have been calculated using Geant4 toolkit and ...
M S Al-Buriahi   +4 more
doaj   +1 more source

Discovery of gamma-ray emission from a strongly lobe-dominated quasar 3C 275.1

open access: yes, 2015
We systematically analyze the 6-year {\it Fermi}/LAT data of the lobe-dominated quasars (LDQs) in the complete LDQ sample from 3CRR survey and report the discovery of high-energy $\gamma$-ray emission from 3C 275.1. The $\gamma$-ray emission of 3C 207 is
Bai, Jin-Ming   +9 more
core   +1 more source

Variable gamma-ray emission from the Be/X-ray transient A0535+26? [PDF]

open access: yes, 2001
We present a study of the unidentified gamma-ray source 3EG J0542+2610. This source is spatially superposed to the supernova remnant G180.0-1.7, but its time variability makes unlikely a physical link.
Bernado, M. M. Kaufman   +3 more
core   +2 more sources

The PI3Kδ inhibitor roginolisib (IOA‐244) preserves T‐cell function and activity

open access: yesMolecular Oncology, EarlyView.
Identification of novel PI3K inhibitors with limited immune‐related adverse effects is highly sought after. We found that roginolisib and idelalisib inhibit chronic lymphocytic leukemia (CLL) cells and Treg suppressive functions to similar extents, but roginolisib affects cytotoxic T‐cell function and promotion of pro‐inflammatory T helper subsets to a
Elise Solli   +7 more
wiley   +1 more source

A Short History of the First 50 Years: From the GRB Prompt Emission and Afterglow Discoveries to the Multimessenger Era

open access: yesUniverse
More than fifty years have elapsed from the first discovery of gamma-ray bursts (GRBs) with American Vela satellites, and more than twenty-five years from the discovery with the BeppoSAX satellite of the first X-ray afterglow of a GRB.
Filippo Frontera
doaj   +1 more source

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