Results 31 to 40 of about 53,195 (239)

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Intergalactic Globular Clusters [PDF]

open access: yes, 2003
We confirm and extend our previous detection of a population of intergalactic globular clusters in Abell 1185, and report the first discovery of an intergalactic globular cluster in the nearby Virgo cluster of galaxies.
Cote, Patrick   +7 more
core   +2 more sources

The Globular Cluster System of NGC 5128: Ages, Metallicities, Kinematics, and Structural Parameters [PDF]

open access: yes, 2009
: We review our recent studies of the globular cluster system of NGC 5128. First, we have obtained low-resolution, high signal-to-noise spectroscopy of 72 globular clusters using Gemini-S/GMOS to obtain the ages, metallicities, and the level of alpha ...
Gómez, M., Woodley, K.A.
core   +2 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

The Birthplace of Low-Mass X-ray Binaries: Field Versus Globular Cluster Populations

open access: yes, 2005
Recent Chandra studies of low-mass X-ray binaries (LMXBs) within early-type galaxies have found that LMXBs are commonly located within globular clusters of the galaxies.
Fasano G.   +2 more
core   +1 more source

Globular cluster formation triggered by the initial starburst in galaxy formation [PDF]

open access: yes, 1999
We propose and investigate a new formation mechanism for globular clusters in which they form within molecular clouds that are formed in the shocked regions created by galactic winds driven by successive supernova explosions shortly after the initial ...
IKEUCHI Satoru   +3 more
core   +4 more sources

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

SiO Maser Sources toward Globular Clusters

open access: yes, 2005
We report on the detection of SiO masers in Asymptotic Giant Branch variables toward bulge/disk globular clusters. In five out of six cases, the radial velocities are compatible with the optically measured radial velocities of globular clusters in the ...
Deguchi, Shuji   +9 more
core   +1 more source

The Origin of Gamma-Rays from Globular Clusters [PDF]

open access: yes, 2010
Fermi has detected gamma-ray emission from eight globular clusters. We suggest that the gamma-ray emission from globular clusters may result from the inverse Compton scattering between relativistic electrons/positrons in the pulsar wind of MSPs in the ...
Cheng, K. S.   +4 more
core   +2 more sources

Planets in globular clusters?

open access: yesThe Astrophysical Journal, 1992
This is a paper from 1992 distributed on arXiv with permission from AAS.
openaire   +2 more sources

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