Results 121 to 130 of about 2,255,413 (373)

Orthoptic status before and immediately after heroin detoxification [PDF]

open access: yes, 2004
Aim: To determine whether changes in orthoptic status take place during withdrawal from heroin and/or methadone. Method: A prospective study of patients, using a repeated measures design, attending a 5 day naltrexone compressed opiate detoxification ...
Beaini, A.Y.   +3 more
core   +2 more sources

Modelling Atherosclerotic Plaque Cap Mechanics: Microcalcifications Reduce Mechanical Properties in Mesenchymal Stromal Cell‐Based Model

open access: yesAdvanced Biology, EarlyView.
This study develops a tissue‐engineered model of the atherosclerotic cap using human mesenchymal stromal cells (MSCs). After 2 weeks of culture to produce a collagenous matrix, a mineralizing medium induces microcalcifications over 4 weeks. These constructs, imaged with second harmonic generation microscopy, lead to reduced ultimate stress at rupture ...
Imke L. Jansen   +4 more
wiley   +1 more source

Assessment of visual disability using visual evoked potentials

open access: yesBMC Ophthalmology, 2012
Background The purpose of this study is to validate the use of visual evoked potential (VEP) to objectively quantify visual acuity in normal and amblyopic patients, and determine if it is possible to predict visual acuity in disability assessment to ...
Jeon Jihoon, Oh Seiyul, Kyung Sungeun
doaj   +1 more source

Microphysiological Glomerular Filtration Barriers: Current Insights, Innovations, and Future Applications

open access: yesAdvanced Biology, EarlyView.
The glomerular filtration barrier (GFB) is the first step of blood filtration by the kidneys. The concerning increase of kidney diseases makes the development of new models essential. In this context, microphysiological glomerular filtration barriers focus on closely reproducing the physiological architecture of the in vivo GFB: podocytes, glomerular ...
Manon Miran   +5 more
wiley   +1 more source

Mechanisms of Increasing Weld Depth during Temporal Power Modulation in High‐Power Laser Beam Welding

open access: yesAdvanced Engineering Materials, EarlyView.
Temporal power modulation increases weld depth in high‐power laser beam welding of dissimilar round bars by nearly 20% compared to same average continuously welded welding power. The mechanism of action also applies to sheet welding and depends on the inertia of keyhole depth for the modulated laser beam power.
Jan Grajczak   +7 more
wiley   +1 more source

Descemet stripping endothelial keratoplasty--rapid recovery of visual acuity.

open access: yesDeutsches Ärzteblatt International, 2013
BACKGROUND Technical innovations in corneal transplantation have now made it possible to replace only the diseased part of the cornea, rather than the entire cornea as in penetrating keratoplasty (PKP).
P. Maier, T. Reinhard, C. Cursiefen
semanticscholar   +1 more source

Influence of Temperature on Scratch and Wear Properties of Technical Thermoplastics: Implications for Material Selection

open access: yesAdvanced Engineering Materials, EarlyView.
The share of technical thermoplastics is expected to grow further in the e‐mobility segment. In this study, a detailed temperature‐based tribological characterization of technical thermoplastics is performed. The tribological properties are discussed in terms of the dynamic mechanical properties of polymers at different ambient temperatures. A proof of
Harsha Raghuram   +2 more
wiley   +1 more source

Description of Impaired Visual Acuity in Elementary School 5th Dan 6th Grade at Sdn 026 Pekanbaru in 2014 [PDF]

open access: yes, 2015
Impaired visual acuity is a very important issue, because 80% of the information obtained from the sense of sight. Snellen and Pinhole test is a technique to determine visual acuity disorders and datasheets/questionnaire is one to assess the ...
Bebasari, E. (Eka)   +2 more
core  

Factors associated with changes in visual acuity and central subfield thickness at 1 year after treatment for diabetic macular edema with ranibizumab.

open access: yesA M A Archives of Ophthalmology, 2012
OBJECTIVE To identify factors that predict the success or failure of treatment with intravitreal ranibizumab for patients with diabetic macular edema.
S. Bressler   +6 more
semanticscholar   +1 more source

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