Results 21 to 30 of about 875,677 (285)

Modification effect of changes in cardiometabolic traits in association between kidney stones and cardiovascular events

open access: yesFrontiers in Cardiovascular Medicine, 2022
BackgroundsWhether longitudinal changes in metabolic status influence the effect of kidney stones on cardiovascular disease (CVD) remains unclarified.
Min Xu   +50 more
doaj   +1 more source

Autels en pierre des « lieux de Dieu » tsu’Ssi à Bansoa (Cameroun) : entre art des environnements sacrés et dépôts picturaux rituels

open access: yesAfrique Archéologie Arts, 2019
Overlooked in studies of stone structures in Cameroon, the Bansoa chiefdom in the center of the Bamileke plateau has revealed one of the largest concentrations of standing stones and cairns from the Grassland. It seems to be the reflection of the ancient
Narcisse Santores Tchandeu   +2 more
doaj   +1 more source

Cost-Effectiveness Analysis of Endoscopic Ultrasound versus Magnetic Resonance Cholangiopancreatography in Patients with Suspected Common Bile Duct Stones. [PDF]

open access: yes, 2015
Patients with suspected common bile duct (CBD) stones are often diagnosed using endoscopic retrograde cholangiopancreatography (ERCP), an invasive procedure with risk of significant complications.
Morris, S   +15 more
core   +1 more source

From Excavation to Restitution of the Networks of Roman and Pre-roman Roads: The Footprints of the 2222 m and 2535 m Leagues in the Carnute, Senon and Parisii Territories (Gallia Lugdunensis/France)

open access: yesOpen Archaeology, 2017
The excavation of a section of the Old path from Orleans to Paris at Massy has shown a real archaeogeographical textbook case outlining the different phases of the transformation of a gallic sunken road in a gallo-roman road, whose route was used until ...
Bruant Jean
doaj   +1 more source

The Social Qualia of Kuml – An Exploration of the Iconicity of Rune-Stones with Kuml Inscriptions from the Scandinavian Late Viking Age

open access: yesCurrent Swedish Archaeology, 2015
This article discusses qualitative experiences (qualia) of Scandinavian Late Viking Age rune- stones from a semiotically theorized perspective. Rune-stones with kuml inscriptions receive par- ticular attention.
Ing-Marie Back Danielsson
doaj   +1 more source

Rainbows, Stones & Ghosts: Part-I

open access: yes, 2023
Installation view (digital photo) of 2023 MFA exhibition by artist Sarah DePetris, entitled "Stones & Ghosts (Part I)" in the Union Art Gallery, University Union, University of North Texas, from March 27 - April 6, 2023.
DePetris, Sarah
core   +4 more sources

Structural and biochemical analysis of a B12 superbinder

open access: yesFEBS Letters, EarlyView.
BtuG proteins are vitamin B12 scavengers in Bacteroides thetaiotaomicron, a dominant human gut bacterium. We present crystal structures of three BtuG homologs bound to cobalamin and its precursor cobinamide, revealing picomolar binding affinities, among the highest known for any natural protein.
Jose M. Martinez Felices   +3 more
wiley   +1 more source

Chiral separation of chloroalkanes with the chromatographic column onboard Martian rovers

open access: yesFEBS Letters, EarlyView.
Computer image of the Rosalind Franklin Rover of ESA's ExoMars mission. ExoMars is scheduled to land on planet Mars in Oxia Planum in 2029. This area represents an interesting spot to look for biosignatures. Investigations of ExoMars include measurement on molecular chirality. We show that chiral chloroalkanes, that have been identified on Mars, can be
Asma Merzougui   +4 more
wiley   +1 more source

Stones and Flies. Richard Long in the Sahara

open access: yes, 1988
Richard Long walking past brick-maker, past group of resting camels, goats, on across desert. Walking to and fro, scuffing his feet to make a straight line on the surface. VO "A journey is a meandering line.

core   +2 more sources

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