Results 31 to 40 of about 449,344 (250)

The Correlation between Cellular Features and Gene Expression in ‘Korla’ Fragrant Pear

open access: yesHortScience, 2019
‘Korla’ fragrant pear (Pyrus sinkiangensis T.T. Yu) variety has shown severe coarse skin in recent years. The intrinsic quality of its coarse fruit shows an increase in the number of stone cells and poor taste.
Wen-hui Li   +3 more
doaj   +1 more source

A magnetic hydrogel for the efficient retrieval of kidney stone fragments during ureteroscopy

open access: yesNature Communications, 2023
Only 60-75% of conventional kidney stone surgeries achieve complete stone-free status. Up to 30% of patients with residual fragments
T. Jessie Ge   +11 more
doaj   +1 more source

The kynurenine pathway as a therapeutic target in cognitive and neurodegenerative disorders [PDF]

open access: yes, 2013
Understanding the neurochemical basis for cognitive function is one of the major goals of neuroscience, with a potential impact on the diagnosis, prevention and treatment of a range of psychiatric and neurological disorders.
Akagbosu   +172 more
core   +1 more source

Mesoscopic study on historic masonry

open access: yes, 2008
This paper presents a comprehensive approach to the evaluation of macroscopic material parameters for natural stone and quarry masonry. To that end, a reliable non-linear material model on a meso-scale is developed to cover the random arrangement of ...
Sejnoha, J.   +4 more
core   +1 more source

Visibility studies in archaeology: a review and case study [PDF]

open access: yes, 2004
This paper describes the history and current state of archaeological visibility studies. The first part is a survey of both GIS (geographic information systems) and non-GIS studies of visibility by archaeologists, which demonstrates how advances in GIS ...
Lake, MW, Woodman, PE
core   +1 more source

Effects of carbon source, carbon concentration and culture conditions on in vitro rooting of Pinus pinea L. microshoots [PDF]

open access: yes, 2009
In stone pine (Pinus pinea L.), clonal propagation via adventitious shoot formation from cotyledons has been reported before but rooting of these shoots is poor.
Costa, Alexandra Rosa da   +4 more
core   +1 more source

A high-order Godunov scheme for global 3D MHD accretion disks simulations. I. The linear growth regime of the magneto-rotational instability [PDF]

open access: yes, 2009
We employ the PLUTO code for computational astrophysics to assess and compare the validity of different numerical algorithms on simulations of the magneto-rotational instability in 3D accretion disks.
A. Mignone   +56 more
core   +2 more sources

A Two-Dimensional MagnetoHydrodynamics Scheme for General Unstructured Grids [PDF]

open access: yes, 2007
We report a new finite-difference scheme for two-dimensional magnetohydrodynamics (MHD) simulations, with and without rotation, in unstructured grids with quadrilateral cells.
Adam Burrows   +6 more
core   +3 more sources

Geosynthetic-encased stone columns: analytical calculation model [PDF]

open access: yes, 2011
This paper presents a newly developed design method for non-encased and encased stone columns. The developed analytical closed-form solution is based on previous solutions, initially developed for non-encased columns and for non-dilating rigid-plastic ...
Logar, Janko   +2 more
core   +1 more source

Pathogenesis of renal calculi

open access: yesUrology Research and Practice, 2019
Stone formation is a complex process, mainly because stone disease is a polygenic, multifactorial disorder that involves an interrelationship between the kidney, bone, and intestine.
Andrew P. Evan   +2 more
doaj   +2 more sources

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