Results 41 to 50 of about 2,403,682 (282)

Chandra Observations of 3C Radio Sources with z<0.3 II: completing the snapshot survey

open access: yes, 2012
We report on the second round of Chandra observations of the 3C snapshot survey developed to observe the complete sample of 3C radio sources with ...
Axon, D.   +16 more
core   +1 more source

Observations of the Radio Sources 3c 84, 3c 273, 3c 274, and 3c 279 AT Short Centimeter Wavelengths

open access: yesThe Astrophysical Journal, 1968
Radio flux and linear polarization of various radio sources at short centimeter wavelengths in quasars ...
R. J. Allen   +2 more
openaire   +1 more source

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

Proton synchrotron radiation of large-scale jets in active galactic nuclei [PDF]

open access: yes, 2001
I propose a new mechanism for explanation of nonthernal X-ray emission of large-scale AGN jets. Namely, I assume that this radiation has synchrotron origin emitted by extremely high energy protons, and discuss implications of this model for several ...
Aharonian, Cronin, Dar, F. A. Aharonian
core   +3 more sources

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

X-ray view of four high-luminosity Swift/BAT AGN: Unveiling obscuration and reflection with Suzaku [PDF]

open access: yes, 2013
The Swift/BAT nine-month survey observed 153 AGN, all with ultra-hard X-ray BAT fluxes in excess of 10^-11 erg cm^-2 s^-1 and an average redshift of 0.03. Among them, four of the most luminous BAT AGN (44.73 < Log L(BAT) < 45.31) were selected as targets
Angelini, L.   +4 more
core   +3 more sources

Optical Identification of 3c 48, 3c 196, and 3c 286 with Stellar Objects.

open access: yesThe Astrophysical Journal, 1963
Abstract : Radio positions of the three sources were deter mined with the two 90-ft antennas working as an interferometer with an rms accuracy in both coordinates better than 10 sec of arc. Direct photographs show that a star-like object exists within the error rectangle at each of the source positions.
Thomas A. Matthews, Allan R. Sandage
openaire   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

Hall of Heroes: A Digital Game for Social Skills Training with Young Adolescents

open access: yesInternational Journal of Computer Games Technology, 2019
Traditional social skills training (SST) programs are delivered in person and suffer from significant time, financial, and opportunity barriers that limit their reach and potential benefits for youth.
Melissa E. DeRosier, James M. Thomas
doaj   +1 more source

Association of EV71 3C polymorphisms with clinical severity

open access: yesJournal of Microbiology, Immunology and Infection, 2018
Objectives: Enterovirus 71 (EV71) may cause neurological and fatal cases. EV71 3C plays an important role on viral replication and possess proteolysis activity.
Hsuan-Yin Ma   +6 more
doaj   +1 more source

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