Results 71 to 80 of about 57,194 (288)

Flexible Dielectric Acoustic Resonator Patch for Tissue Regeneration

open access: yesAdvanced Materials, EarlyView.
A flexible dielectric acoustic resonator patch enables MHz‐range ultrasound generation through resonance amplification without using piezoelectric materials. Conformal integration on a curved substrate allows efficient acoustic delivery to tissue‐mimicking environments.
Donyoung Kang   +7 more
wiley   +1 more source

Stable Protein‐Based G‐Quadruplex‐Derived Supramolecular Bioinks as Tunable ECM‐Mimetic Constructs Assembled by Combining Non‐Covalent and Covalent Strategies

open access: yesAdvanced Materials, EarlyView.
Harnessing the synergistic interplay of supramolecular self‐assembly, under macromolecular crowding conditions, and enzymatic‐mediated covalent crosslinking toward a stable protein‐based G‐quadruplex‐derived supramolecular bioink. This bioinspired strategy enables the biofabrication of complex and tunable ECM‐mimetic constructs, providing a platform ...
Vera Sousa   +6 more
wiley   +1 more source

Thermally Modulated Metasurface Sensor for Dynamic and Time‐Resolved Isolation of Extracellular Vesicles

open access: yesAdvanced Materials, EarlyView.
A thermally adaptive plasmonic metasurface, functionalized with poly(N‐isopropylacrylamide) (PNIPAM) and anti‐CD63 antibodies, enables precise, on‐demand capture and release of extracellular vesicles (EVs). Delivering high recovery, improved purity, and intact vesicle structure, the platform offers a versatile, label‐free solution for real‐time EV ...
Beyza Nur Kucuk   +7 more
wiley   +1 more source

[Polyhydramnios and its relationship with congenital malformations: ultrasonographic diagnosis]

open access: yes, 1995
We analyzed the occurrence of polyhydramnios during pregnancy and to indicate the association with congenital abnormalities of the product and maternal alterations.
Fajardo Duenas S   +4 more
core   +1 more source

Advances in evaluating the fetal skeleton

open access: yesInternational Journal of Women's Health, 2014
Ann-Edwidge Noel, Richard N BrownDivision of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, McGill University, Montreal, QC, CanadaAbstract: In this review, we discuss aspects of the prenatal diagnosis of fetal skeletal malformations ...
Noel AE, Brown RN
doaj  

Alcance clínico de la ecocardiografía fetal precoz

open access: yes, 2021
Las posibilidades de detectar cardiopatías congénitas mejoran siguiendo protocolos estructurados. La cardiopatía fetal es una de las principales malformaciones congénitas graves.
Uriel Calvo, María Montserra   +4 more
core   +1 more source

AI–Guided 4D Printing of Carnivorous Plants–Inspired Microneedles for Accelerated Wound Healing

open access: yesAdvanced Materials, EarlyView.
This work presents an artificial intelligence (AI)‐guided 4D‐printed microneedle platform inspired by carnivorous plants for wound healing. A thermo‐responsive shape memory polymer enables body temperature–triggered self‐coiling for autonomous wound closure.
Hyun Lee   +21 more
wiley   +1 more source

An Injectable Electroactive Hydrogel Engineered for Stable Bioelectronic Interfaces

open access: yesAdvanced Materials Interfaces, EarlyView.
Injectable electroconductive hydrogels enable soft, conformal, and stable bioelectronic interfaces for electroceutical therapies. A catechol‐modified hyaluronic acid/alginate/edge‐functionalized graphene platform combines wet adhesion, shear‐thinning injectability, tissue‐matched mechanics, and electrochemical functionality.
Ying Zhou   +11 more
wiley   +1 more source

Maternal diabetes and fetal malformations: A case associating cardiovascular, facial and skeletal malformations

open access: yes, 1997
Maternal diabetes is known to be a condition associated with a high frequency of fetal malformations. However, pathogenic factors for these malformations and their possible classification into different entities are not yet well established.
Ziereisen, France   +3 more
core   +1 more source

Minimally Invasive Delivery of Optical Nanosensors Using Injectable Hydrogels

open access: yesAdvanced Materials Interfaces, EarlyView.
Injectable peptide hydrogels offer a minimally invasive delivery platform for single‐walled carbon nanotube (SWCNT)‐based near‐infrared fluorescent sensors, enabling real‐time measurement of drug concentrations. Encapsulated SWCNTs show a dose‐dependent fluorescence response across physiologically relevant concentrations and retain their fluorescence ...
Shirel Kleiner, Gili Bisker
wiley   +1 more source

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