Results 21 to 30 of about 141,688 (289)

Mucocutaneous manifestations and nail changes in patients with end-stage renal disease on hemodialysis. [PDF]

open access: yes, 2013
Mucocutaneous manifestations are common among patients on hemodialysis (HD). This study was undertaken to determine the prevalence of mucocutaneous manifestations in patients with end-stage renal disease (ESRD) who are on HD.
Azarhoosh, R.   +7 more
core   +2 more sources

‘Most I saw were very dirty, some very ragged and all of very coarse cloth’: the conservation of the nineteenth-century student gown in the Hunterian, University of Glasgow [PDF]

open access: yes, 2012
A rare and important 19th century student gown in the collection of the Hunterian Museum had survived remarkably intact over the years, but to ensure its future long-term preservation, it was sent to the University of Glasgow Centre for Textile ...
Benner, Julie   +2 more
core   +2 more sources

Impact of Diet and Quality Grade on Shelf Life of Beef Steaks [PDF]

open access: yes, 2020
Steers were fed a diet containing dry rolled corn, steam flaked corn, dry rolled corn with 30% dried distillers grains, or steam flaked corn with 30% dried distillers grains.
Bland, Nicolas A.   +5 more
core   +1 more source

Extrinsic discoloration of teeth

open access: yesJournal of Clinical Periodontology, 1978
Abstract The majority of tooth discolorations are extrinsic in nature and appear as brown integuments. Various clinical indices and photometric techniques have been used for the evaluation of extrinsic discolorations. Smoking, tea or coffee consumption and increasing age are promoting factors and such discolorations are frequently seen in connection ...
H M, Eriksen, H, Nordbø
openaire   +3 more sources

On the Possibility of Hallucinations [PDF]

open access: yes, 2020
Many take the possibility of hallucinations to imply that a relationalist account, according to which perceptual experiences are constituted by direct relations to ordinary mind-independent objects, is false.
Masrour, Farid
core  

Anodic Oxidation of Methylene Blue Dye from Aqueous Solution Using SnO2 Electrode [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2019
This study was performed to investigate the electrochemical oxidation of a solution containing methylene blue dye by using a tin oxide (SnO2) electrode.
Ali Baddouh   +7 more
doaj  

A study on the discoloration of different dental porcelain systems

open access: yesEuropean Oral Research, 2023
Purpose:This study aimed to investigate the discoloration of four types of dental porcelain systems (feldspathic, monolithic zirconia, lithium disilicate, and leucite glassceramic) with various surface treatments (glazed and mechanically polished) after ...
Mehmet Çağatay Ulucan   +2 more
doaj   +1 more source

The effect of preheating on the color stability of microhybrid composite resin after immersion in carbonated beverages and black tea: an experimental study

open access: yesPadjadjaran Journal of Dentistry
Introduction: Composite resin is commonly used in restorative dentistry due to its pleasing aesthetics. However, this material tends to experience discoloration, a vital standard reflecting the restoration’s success.
Raditya Nugroho   +4 more
doaj   +1 more source

Efficient Representation of Time-Varying Faded Colors Using Tetrahedral Color Space

open access: yesIEEE Access
This paper proposes a rendering framework that visualizes the phenomenon of color fading due to light exposure in a painterly style. Unlike conventional non-photorealistic rendering techniques that merely mimic the colors or textures of the original ...
Jong-Hyun Kim
doaj   +1 more source

Resin Cement Residue Removal Techniques: In Vitro Analysis of Marginal Defects and Discoloration Intensity Using Micro-CT and Stereomicroscopy

open access: yesDentistry Journal, 2022
The objective was to compare marginal defects and evaluate discoloration for adhesively cemented veneers in vitro when using two cement removal techniques. Twenty premolars were prepared with chamfer and borders in enamel.
Mara Gaile   +4 more
doaj   +1 more source

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