Results 41 to 50 of about 48,011 (257)

Substantially Altered Local and Systemic Immunity in Ischemia‐Free Versus Conventional Liver Transplantation

open access: yesAdvanced Science, EarlyView.
This study investigates how ischemia‐free liver transplantation (IFLT) shapes both local and systemic immune responses compared with conventional liver transplantation (CLT). Our findings demonstrate that IFLT confers significant immunological protection by attenuating the STAT3‐HIF‐1α axis and enhancing the Heme‐HMOX1 pathway, two regulatory networks ...
Tao Luo   +40 more
wiley   +1 more source

Endogenous “Time Bomb” – Mislocalized Phospholipase A2 as a Critical Mediator of Ultra‐Rapid Mortality in Sepsis and Acute Lung Injury

open access: yesAdvanced Science, EarlyView.
Phospholipase A2 (PLA2), a dormant enzyme, becomes lethal when activated—collapsing lungs in minutes. Our dual therapy (DOPS + varespladib) boosts survival from 0% to >90% in sepsis/ALI. A breakthrough for acute lung injury treatment. ABSTRACT This study reveals that phospholipase A2 (PLA2), normally stable and nontoxic, can be activated specifically ...
Jianyu Wang   +7 more
wiley   +1 more source

Comparative study of the apical microleakage of three root canal sealers

open access: yesIranian Endodontic Journal, 2011
Introduction: The aim of this study was to examine and compare the apical sealing ability of AH26, AH plus and AH plus Jet using a fluid filtration model.
Hengameh Akhavan   +3 more
doaj  

Micro-Computed Tomography Analysis of Resin and Calcium Silicate Based Sealers Removal in Mandibular Molars Curved Canals

open access: yesActa Stomatologica Croatica
Objective: The removal of the root canal sealer is an important factor in nonsurgical retreatment. The aim of this study was to compare the removal of AH Plus, Well Root ST, and AH Plus Bioceramic Sealer using Protaper Universal retreatment files ...
Arda Buyuksungur   +6 more
doaj   +1 more source

On the Origins of Toughness in Corymbia calophylla (Marri Tree) Nuts

open access: yesAdvanced Science, EarlyView.
We uncover the natural toughening mechanisms of the marri nut, including fiber pullout, crack deflection, and a viscoelastic matrix, which enable exceptional energy absorption and ductility comparable to Teflon, with an elastic modulus similar to acrylic.
Wegood M. Awad   +7 more
wiley   +1 more source

Citotoksičnost AH Plus i AH 26 punila in vitro na fibroblastima kineskog hrčka V79

open access: yesActa stomatologica Croatica, 2000
Svrha rada bila je utvrditi citotoksičnost AH Plus punila u usporedbi s konvencionalnim AH 26 punilom in vitro na kulturi stanica. U tu svrhu su rabljeni fibroblasti hrčka (V79). Materijali su zamiješani prema preporuci proizvođača. Nakon početnog stvrdnjavanja ispitivani materijal je razmrvljen i otopljen u dimetil sulfoksidu.
Maršan, Teuta   +4 more
openaire   +5 more sources

In Vitro Evaluation of Flow and Working Time of AH Plus Alone and in Combination with Amoxicillin and Triple Antibiotic Paste

open access: yesJournal of Islamic Dental Association of Iran, 2015
Background and Aim: Some researchers have attempted to enhance the antibacterial properties of sealers by addition of antibiotics while this may affect their physical properties. The purpose of this in vitro study was to compare the working time and flow
Mojdeh Mashhadi Esmaeili   +2 more
doaj  

Evaluation of softening ability of Xylene & Endosolv-R on three different epoxy resin based sealers within 1 to 2 minutes - an in vitro study

open access: yesRestorative Dentistry & Endodontics, 2014
Objectives This study evaluated the efficacy of Endosolv-R and Xylene in softening epoxy resin based sealer after 1 to 2 min exposure. Materials and Methods Sixty Teflon molds (6 mm × 1.5 mm in inner diameter and depth) were equally divided into 3 ...
Pratima Ramakrishna Shenoi   +2 more
doaj   +1 more source

Estudio comparativo entre cementos obturadores Sealapex y AH plus [Comparative study between Sealapex and AH plus sealing cements]

open access: yesSanitas. Revista arbitrada de ciencias de la salud
Objetivo: realizar un estudio comparativo entre cementos obturadores sealapex y AH plus. Método: Revisión sistemática PRISMA, en 16 articulos científicos. Resultados y Conclusión: La elección entre Sealapex y AH Plus debe basarse en las necesidades específicas de cada caso clínico, considerando sus propiedades químicas, biológicas y mecánicas. Sealapex,
Camila Alejandra Villafuerte-Moya   +2 more
openaire   +1 more source

Respiratory‐Limbic Coupling via a Thalamic Circuit Alleviates Anxiety

open access: yesAdvanced Science, EarlyView.
This study delineates a conserved preBötCGlu→PVT→CeA circuit that gates anxiety and respiration. Activation of this circuit is anxiolytic and respiratory‐stabilizing, while its inhibition has the opposite effect. Mechanistically, PVT exerts its anxiolytic action via a disinhibitory microcircuit: its inputs preferentially target CeL GABAergic neurons ...
Shangyu Bi   +15 more
wiley   +1 more source

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