Results 41 to 50 of about 26,240 (294)

Electric Field‐Dependent Conductivity as Probe for Charge Carrier Delocalization and Morphology in Organic Semiconductors

open access: yesAdvanced Functional Materials, EarlyView.
Applying a high electric field to a doped organic semiconductor heats up the charge carrier distribution beyond the lattice temperature, enhancing conductivity. It is shown that the associated effective temperature can be used to extract the effective localization length, which is a characteristic length scale of charge transport and provides ...
Morteza Shokrani   +4 more
wiley   +1 more source

Inflammatory bowel disease and risk for hemorrhoids: a Mendelian randomization analysis

open access: yesScientific Reports
Observational studies have reported an association between inflammatory bowel disease (IBD), which includes Crohn’s disease (CD) and ulcerative colitis (UC), and hemorrhoids (HEM).
HanYu Wang   +5 more
doaj   +1 more source

PNR-Bleed Classification and the Prospects of Future Research for the Management of Hemorrhoids

open access: yesIndian Journal of Colo-Rectal Surgery, 2021
The classification and diagnostic and therapeutic protocols are yet to reach to an unequivocal and shared vision level. There is a dire need of some decisive guidelines for the management of hemorrhoids, but these new guidelines could not have any ...
Mudassir Ahmad Khan   +7 more
doaj   +1 more source

Sensitized Triplet Exciton Generation in Nanostructured Polymer Scintillators: Toward Improved γ/Neutron Discrimination

open access: yesAdvanced Functional Materials, EarlyView.
Rapid γ/neutron discrimination through PSD is achieved in liquid droplet containing nanostructured polymeric scintillator where a TTA‐active dye is dissolved. The inclusion of a properly selected and dosed sensitizer metalated porphyrin enhances discrimination sensitivity and speed by doubling the density of annihilating triplets and increasing the ...
Luca Pollice   +9 more
wiley   +1 more source

Exploration of Risk Factors for Hemorrhoids in the Zhuang Population of Guangxi: A Case-Control Study

open access: yesNational Journal of Community Medicine
Background The prevalence of hemorrhoids in Chinese urban and rural residents is very high. However, the factors affecting the occurrence of hemorrhoids are not very clear, which is disadvantageous to the prevention of hemorrhoids. Objective: To explore
Huabei Wu   +4 more
doaj   +1 more source

A Case Control Study on Physical Activity and Body Mass Index Associated with Hemorrhoids

open access: yesJurnal Ners, 2020
Introduction: Body mass index (BMI) and physical activity are the controversial risk factors that cause hemorrhoids. This study was conducted to determine the association between body mass index and physical activity.
Jalina Karim   +5 more
doaj   +1 more source

Features of treatment of haemorrhoids in overweight patients

open access: yesАмбулаторная хирургия, 2023
Hemorrhoidal disease is one of the most common proctological diseases in the population, covering, according to a number of authors, from 4 to 86% of the population over the age of 40 years. In addition, the problem of metabolic syndrome and accompanying
P. Yu. Turkin   +2 more
doaj   +1 more source

SiO2‐CaOCME/Poly(Tetrahydrofuran)/Poly(Caprolactone) 3D‐Printed Scaffolds Drive Human‐Bone Marrow Stromal Cell Osteogenic Differentiation

open access: yesAdvanced Healthcare Materials, EarlyView.
3D printed hybrid scaffolds combining bioactive silica–calcium chemistry with elastic polymers guide human bone stem cells to form bone. The scaffolds support cell survival, organization, and invasion while releasing osteogenic ions. Together, architecture and composition drive bone‐specific gene expression, extracellular matrix organization, and ...
David R. Sory   +3 more
wiley   +1 more source

CT colonography has low sensitivity but high specificity in the detection of internal hemorrhoids

open access: yesDiagnostic and Interventional Radiology, 2020
PURPOSEWe aimed to evaluate the diagnostic performance of computed tomography colonography (CTC) in the detection of internal hemorrhoids.METHODSThree gastroenterologists systematically reported on the presence of internal hemorrhoids in patients with ...
Lukas Lambert   +5 more
doaj   +1 more source

Which treatments work best for hemorrhoids? [PDF]

open access: yes, 2009
Excision is the most effective treatment for thrombosed external hemorrhoids (strength of recommendation [SOR]: B, retrospective studies). For prolapsed internal hemorrhoids, the best definitive treatment is traditional hemorrhoidectomy (SOR: A ...
Henry, Susan L., Mounsey, Anne L.
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