Results 111 to 120 of about 97,087 (224)

Cerebrovascular pulsatility following long duration spaceflight is associated with changes in pulse pressure and carotid artery stiffness

open access: yesExperimental Physiology, EarlyView.
Abstract Central artery stiffening increases the haemodynamic pulsations transmitted downstream towards target organs, including the brain. While recent evidence suggests that long duration spaceflight is associated with reduced common carotid artery (CCA) distensibility, cerebrovascular pulsatility has not been extensively characterized in astronauts.
Roxanne Fournier   +5 more
wiley   +1 more source

Radio Continuum and Star Formation in CO-rich Early Type Galaxies

open access: yes, 2007
In this paper we present new high resolution VLA 1.4 GHz radio continuum observations of five FIR bright CO-rich early-type galaxies and two dwarf early-type galaxies.
Braun R.   +14 more
core   +1 more source

Radio Sources in the 2dF Galaxy Redshift Survey. I. Radio Source Populations [PDF]

open access: yes, 1999
We present the first results from a study of the radio continuum properties of galaxies in the 2dF Galaxy Redshift Survey, based on thirty 2dF fields covering a total area of about 100 square degrees.
C. A. Jackson   +7 more
core   +3 more sources

Spaceborne and spaceborn: Physiological aspects of pregnancy and birth during interplanetary flight

open access: yesExperimental Physiology, EarlyView.
Abstract Crewed interplanetary return missions that are on the planning horizon will take years, more than enough time for initiation and completion of a pregnancy. Pregnancy is viewed as a sequence of processes – fertilization, blastocyst formation, implantation, gastrulation, placentation, organogenesis, gross morphogenesis, birth and neonatal ...
Arun V. Holden
wiley   +1 more source

CHANG-ES

open access: yesAstronomy & Astrophysics
Context. Cosmic rays and magnetic fields play an important role in the formation and evolution of galaxies. Radio continuum observations enable their study in the halos of edge-on galaxies. Aims.
Smolinski D. C.   +9 more
doaj   +1 more source

Radiogalaxies in the Sloan Digital Sky Survey: spectral index-environment correlations [PDF]

open access: yes, 2010
We analyze optical and radio properties of radiogalaxies detected in the Sloan Digital Sky Survey (SDSS). The sample of radio sources are selected from the catalogue of Kimball & Ivezi\'c (2008) with flux densities at 325, 1400 and 4850 MHz, using WENSS,
Abell   +49 more
core   +1 more source

Massive galaxies with very young AGN

open access: yes, 2007
Gigahertz Peaked Spectrum (GPS) radio galaxies are generally thought to be the young counterparts of classical extended radio sources and live in massive ellipticals.
de Vries   +5 more
core   +3 more sources

Advances in cardiac devices and bioelectronics augmented with artificial intelligence

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Interfaces between the human heart, diagnostic bioelectronics, artificial intelligence, and clinical care. From left to right: Human heart and biosensor interface; representative waveforms of common diagnostic bioelectronic sensing modalities.
Charles Stark   +3 more
wiley   +1 more source

B3 0003+387: AGN Marked Large-Scale Structure at z=1.47?

open access: yes, 2000
We present evidence for a significant overdensity of red galaxies, as much as a factor of 14 over comparable field samples, in the field of the z=1.47 radio galaxy B3 0003+387. The colors and luminosities of the brightest red galaxies are consistent with
Aragon-Salamanca A.   +10 more
core   +1 more source

Mapping Immunity With Cutting‐Edge Spatial Biology and Tissue Cytometry Innovations

open access: yesMedComm, Volume 7, Issue 6, June 2026.
This review explores how spatial biology integrates multiplexed imaging and tissue cytometry to reveal immune organization within native tissue contexts. ABSTRACT The immune system operates within organized tissue landscapes, where spatial relationships between cells shape the nature and outcome of immune responses.
Lilibeth Cárdenas‐Piedra   +5 more
wiley   +1 more source

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