Results 121 to 130 of about 60,539 (341)

Manipulation of Oxygen Tension in Damaged Regions via Hypoxia‐Induced IPN Hydrogel Microspheres for Intervertebral Disc Regeneration

open access: yesAdvanced Science, EarlyView.
A novel interpenetrating network hydrogel microsphere (NSC‐Exos@HIMS) is developed to manipulate oxygen tension in damaged regions and recruit endogenous stem cells. In vitro and in vivo results show that NSC‐Exos@HIMS maintains the hypoxia microenvironment for up to 5 days, which triggers nucleus pulposus cell‐like differentiation and enhanced ECM ...
Xingdie Zhou   +9 more
wiley   +1 more source

CO‐Releasing Polyoxometalates Nanozyme with Gut Mucosal Immunity and Microbiota Homeostasis Remodeling Effects for Restoring Intestinal Barrier Integrity

open access: yesAdvanced Science, EarlyView.
A CO‐releasing polyoxometalates nanozyme (PMC) is engineered by coordinating pentacarbonyl manganese bromide with molybdenum‐based polyoxometalates nanoclusters. PMC exhibits targeted accumulation at IBD sites, efficient ROS scavenging, and responsive CO release.
Hongyang Lu   +16 more
wiley   +1 more source

Engineering Extracellular Vesicles Derived from 3D Cultivation of BMSCs Enriched with HGF Ameliorate Sepsis‐Induced Lung Epithelial Barrier Damage

open access: yesAdvanced Science, EarlyView.
3D culture of MSCs upregulates gene expression of matrix metalloproteinases (MMPs), growth factors (GFs), and increases the production of extracellular vesicles (EVs). Proteomic analysis reveals 642 upregulated proteins in 3D‐EVs, including HGF. These 3D‐EVs, enriched with HGF, protect lung epithelial cells from apoptosis and barrier damage in septic ...
Yong Chen   +9 more
wiley   +1 more source

Evaluating the Reasons of Amalgam Restoration Replacement in Esthetic and Restorative Department of Babol Dental School in 2013-14

open access: yesMajallah-i Dānishgāh-i ’Ulūm-i Pizishkī-i Shahīd Ṣadūqī Yazd, 2015
Introduction: Dental amalgam is regarded as a popular restorative material. The purpose of this study is to investigate the reasons of replacing amalgam restorations in patients referring to Babol dental school within 2013-2014. Methods: In this analytic-
F Abolghasemzade   +3 more
doaj  

TeethDreamer: 3D Teeth Reconstruction from Five Intra-oral Photographs [PDF]

open access: yesarXiv
Orthodontic treatment usually requires regular face-to-face examinations to monitor dental conditions of the patients. When in-person diagnosis is not feasible, an alternative is to utilize five intra-oral photographs for remote dental monitoring.
arxiv  

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