Results 31 to 40 of about 2,201,433 (237)

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

Identificación del cilindro nudoso en imágenes Tc de trozas de Pinus radiata: Estudio comparativo

open access: yesMaderas: Ciencia y Tecnología, 2014
El objetivo de este estudio fue comparar la precisión de los algoritmos de máxima verosimilitud (MV) y otro basado en redes neuronales artificiales (RNA), en la identificación del cilindro nudoso a partir de imágenes TC (Tomografía Computarizada) de ...
Gerson Rojas Espinoza   +1 more
doaj  

Inter- / inside-tree variations of reference wood characteristics of high value-added Central African timber species [PDF]

open access: yes, 2012
The Central African wood sector is characterised by a steady but sometime short-lived commercialisation of new timber species on the local market as well as for regional or international trading.
Brémaud, Iris   +4 more
core  

Jet stability and the generation of superluminal and stationary components

open access: yes, 2001
We present a numerical simulation of the response of an expanding relativistic jet to the ejection of a superluminal component. The simulation has been performed with a relativistic time-dependent hydrodynamical code from which simulated radio maps are ...
Alan P. Marscher   +8 more
core   +1 more source

Cloud fragmentation and proplyd-like features in HII regions imaged by HST [PDF]

open access: yes, 2006
We have analyzed HST ACS and WFPC2 new and archival images of eight HII regions to look for new proto-planetary disks (proplyds) similar to those found in the Orion Nebula.
Allen D. A.   +13 more
core   +1 more source

Transcriptional network analysis of PTEN‐protein‐deficient prostate tumors reveals robust stromal reprogramming and signs of senescent paracrine communication

open access: yesMolecular Oncology, EarlyView.
Combining PTEN protein assessment and transcriptomic profiling of prostate tumors, we uncovered a network enriched in senescence and extracellular matrix (ECM) programs associated with PTEN loss and conserved in a mouse model. We show that PTEN‐deficient cells trigger paracrine remodeling of the surrounding stroma and this information could help ...
Ivana Rondon‐Lorefice   +16 more
wiley   +1 more source

Correlations of Quasar Optical Spectra with Radio Morphology

open access: yes, 2011
(Abridged) With the largest homogeneous quasar sample with optical spectra and robust radio morphology classifications assembled to date, we investigate quasar radio and optical properties with unprecedented statistical power.
Ivezić, Željko   +3 more
core   +1 more source

Developing evidence‐based, cost‐effective P4 cancer medicine for driving innovation in prevention, therapeutics, patient care and reducing healthcare inequalities

open access: yesMolecular Oncology, EarlyView.
The cancer problem is increasing globally with projections up to the year 2050 showing unfavourable outcomes in terms of incidence and cancer‐related deaths. The main challenges are prevention, improved therapeutics resulting in increased cure rates and enhanced health‐related quality of life.
Ulrik Ringborg   +43 more
wiley   +1 more source

Identificación del cilindro nudoso en imágenes TC de trozas podadas de Pinus radiata utilizando redes neuronales artificiales

open access: yesMaderas: Ciencia y Tecnología, 2014
La factibilidad de identificar el cilindro nudoso en imágenes de tomografía computarizada de rayos X (TC) de trozas podadas de pino radiata (Pinus radiata D.
Gerson Rojas-Espinoza   +1 more
doaj  

Dense Iron Ejecta and Core-collapse Supernova Explosion in the Young Supernova Remnant G11.2-0.3 [PDF]

open access: yes, 2009
We present the results of near-infrared spectroscopic observations of dense ($\simgt$ 10$^3$ cm$^{-3}$) iron ejecta in the young core-collapse supernova remnant G11.2-0.3.
Bon-Chul Koo   +27 more
core   +3 more sources

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