Results 41 to 50 of about 676,662 (281)

Analysis of urinary stone composition in Eastern India by X-ray diffraction crystallography

open access: yesAdvanced Biomedical Research, 2014
Background: Stones in the urinary system are common in our country. This study was done to assess the composition of the urinary stones in eastern part of India. Materials and Methods: A prospective study was done over a period of thirty months. A total
Tarun Jindal   +5 more
doaj   +1 more source

Network topology drives population temporal variability in experimental habitat networks

open access: yesPopulation Ecology, EarlyView.
Habitat patches connected by dispersal pathways form habitat networks. We explored how network topology affects population outcomes in laboratory experiments using a model species (Daphnia carinata). Central habitat nodes in complex lattice networks exhibited lower temporal variability in population sizes, suggesting they support more stable ...
Yiwen Xu   +3 more
wiley   +1 more source

FIDE Congress 2020 - EU Competition Law and the Digital Economy: United Kingdom Report [PDF]

open access: yes, 2019
This report was prepared for the 29th biennial Congress of the International Federation of European Law (FIDE) to be held in The Hague in May 2020. It is the national report for the United Kingdom in response to Topic 3 of the 2020 FIDE Congress, titled ‘
Kalintiri, A., Stones, R.
core  

Heritage Building Stones from Évora, Portugal [PDF]

open access: yes, 2020
The city of Évora, a World Heritage Site recognized by UNESCO in 1986, also owes this recognition to the stones that built its monuments and preserve them until today. This work brings together the contributions that we have gathered over the past three
Lope, Luís
core   +1 more source

Prevalence and characterization of urolithiasis in the Western region of Saudi Arabia

open access: yesUrology Annals, 2019
Objectives: The main objective of this study is to determine the prevalence and risk factors of urolithiasis among the Saudi population in Makkah region.
Anmar M Nassir
doaj   +1 more source

A stepwise emergence of evolution in the RNA world

open access: yesFEBS Letters, EarlyView.
How did biological evolution emerge from chemical reactions? This perspective proposes a gradual scenario of self‐organization among RNA molecules, where catalytic feedback on random mixtures plays the central role. Short oligomers cross‐ligate, and self‐assembly enables heritable variations. An event of template‐externalization marks the transition to
Philippe Nghe
wiley   +1 more source

Towards a Comparative Approach to Manuscript Study on the Web: the Case of the Lancelot-Grail Romance [PDF]

open access: yes, 2011
This paper presents an outline of the on-going Lancelot-Grail Project, an interdisciplinary collaborative research project drawing together, analysing, and making available in text and picture the surviving manuscripts of the popular Arthurian romance ...
Sochats, Ken, Stones, Alison
core  

Cyclic nucleotide signaling as a drug target in retinitis pigmentosa

open access: yesFEBS Letters, EarlyView.
Disruptions in cGMP and cAMP signaling can contribute to retinal dysfunction and photoreceptor loss in retinitis pigmentosa. This perspective examines the mechanisms and evaluates emerging evidence on targeting these pathways as a potential therapeutic strategy to slow or prevent retinal degeneration.
Katri Vainionpää   +2 more
wiley   +1 more source

Laser surface texturing of a WC-CoNi cemented carbide grade: surface topography design for honing application [PDF]

open access: yes, 2018
Abrasive effectiveness of composite-like honing stones is related to the intrinsic surface topography resulting from the cubic boron nitride (CBN) grains protruding out of the metallic matrix.
Bähre, Dirk   +2 more
core   +2 more sources

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