Results 21 to 30 of about 46,208 (194)

Investigation of Effects of Local Vitamin C Application on Inflammatory Response and Periodontal Tissue Destruction in Rat Periodontitis Model

open access: yesSelcuk Dental Journal, 2023
Background: The present study aims to evaluate the effect of local vitamin C application on inflammatory response and periodontal tissue destruction in rats with experimental periodontitis. Methods: A total of 21 animals, 7 rats in each group, were used
Kübra Karaçam   +2 more
doaj   +1 more source

Iterated multiplication in $$ VTC ^0$$ [PDF]

open access: yesArchive for Mathematical Logic, 2022
We show that $VTC^0$, the basic theory of bounded arithmetic corresponding to the complexity class $\mathrm{TC}^0$, proves the $IMUL$ axiom expressing the totality of iterated multiplication satisfying its recursive definition, by formalizing a suitable version of the $\mathrm{TC}^0$ iterated multiplication algorithm by Hesse, Allender, and Barrington.
openaire   +3 more sources

What you see is what you step: the horizontal-vertical illusion increases toe clearance in older adults during stair ascent [PDF]

open access: yes, 2015
PURPOSE Falls on stairs are a significant cause of morbidity and mortality in elderly people. A simple safety strategy to avoid tripping on stairs is increasing foot clearance. We determined whether a horizontal–vertical illusion superimposed onto stairs
Buckley, JG   +4 more
core   +1 more source

Space-time coding for UMTS. Performance evaluation in combination with convolutional and turbo coding [PDF]

open access: yes, 2000
Space-time codes provide both diversity and coding gain when using multiple transmit antennas to increase spectral efficiency over wireless communications systems.
Gaspa Maynou, Roger   +1 more
core   +1 more source

An evaluation on the association of vancomycin trough concentration with mortality in critically ill patients: A multicenter retrospective study

open access: yesClinical and Translational Science, 2021
To determine the impact of initial vancomycin trough concentration (VTC) on mortality in adult patients in the intensive care unit (ICU) undergoing vancomycin therapy.
Jiajia Ren   +8 more
doaj   +1 more source

Performance analysis of an ISMA DS-CDMA packet data network [PDF]

open access: yes, 1999
The efficiency of MAC protocols for a packet switching DS-CDMA network strongly depends on the offered traffic statistic. For bursty sources where transmission needs are restricted to short message lengths, a protocol such as S-ALOHA can be efficient ...
Agustí Comes, Ramon   +2 more
core   +1 more source

Evaluation of Lung Aeration and Respiratory System Mechanics in Obese Dogs Ventilated With Tidal Volumes Based on Ideal vs. Current Body Weight

open access: yesFrontiers in Veterinary Science, 2021
We describe the respiratory mechanics and lung aeration in anesthetized obese dogs ventilated with tidal volumes (VT) based on ideal (VTi) vs. current (VTc) body weight. Six dogs with body condition scores ≥ 8/9 were included.
Joaquin Araos   +12 more
doaj   +1 more source

Association of macular perfusion status with microvascular parameters up to the far periphery in diabetic retinopathy using multimodal imaging

open access: yesInternational Journal of Retina and Vitreous, 2020
Background The aim of our study was to investigate a possible association between macular perfusion status and retinal ischemia and leakage up to far peripheral retinal areas in eyes with early to advanced stages of diabetic retinopathy (DR).
Dorottya Hajdu   +9 more
doaj   +1 more source

Apparent thinning of human visual cortex during childhood is associated with myelination [PDF]

open access: yes, 2019
Human cortex appears to thin during childhood development. However, the underlying microstructural mechanisms are unknown. Using functional magnetic resonance imaging (fMRI), quantitative MRI (qMRI), and diffusion MRI (dMRI) in children and adults, we ...
Barnett, M.   +10 more
core   +1 more source

Advanced channel coding for space mission telecommand links

open access: yes, 2013
We investigate and compare different options for updating the error correcting code currently used in space mission telecommand links. Taking as a reference the solutions recently emerged as the most promising ones, based on Low-Density Parity-Check ...
Baldi, Marco   +5 more
core   +1 more source

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