Results 51 to 60 of about 61,886 (256)

Mechanoactive Biomaterials for Cell–Matrix Mechanotransduction

open access: yesAdvanced Materials, EarlyView.
The graphical abstract shows how individual triggers (force, light, or temperature) and combined optothermal or receptor‐targeted actuation induce material responses at the tissue, cellular, and receptor scales. Their spatial (global or focused) and temporal (continuous or cyclic) modulation determines the resulting mechanical output.
Yi‐Tung Lu   +2 more
wiley   +1 more source

Cyclic Comonomers for the Synthesis of Carboxylic Acid and Amine Functionalized Poly(l-Lactic Acid)

open access: yesMolecules, 2015
Degradable aliphatic polyesters such as poly(lactic acid) are widely used in biomedical applications, however, they lack functional moieties along the polymer backbone that are amenable for functionalization reactions or could be the basis for ...
Markus Heiny, V. Prasad Shastri
doaj   +1 more source

A Critical Review on the Evolution of Chitosan‐Based Injectable Hydrogels in Bone Regeneration

open access: yesAdvanced Materials Interfaces, EarlyView.
The graphical illustration depicts hydrogel formulation using chitosan and biocompatible cross‐linkers, major advantages, and incorporation of cells, osteoinductive factors, and therapeutic drugs. Following injection, pH‐responsive gelation enables controlled drug release, promotes cell recruitment and osteogenic differentiation, enhances extracellular
Shivani Santosh Sakhrani   +2 more
wiley   +1 more source

Thermal Stability and Degradation of Poly (Lactic Acid) / Hexamoll® DINCH / Montmorillonite Composites

open access: yesBioResources, 2014
The effects of the plasticizer 1,2-cyclohexane dicarboxylic acid diisononyl ester (Hexamoll® DINCH) on the thermal stability and degradation of poly (lactic acid) were investigated and compared with tributyl citrate and montmorillonite. A series of poly (
Zhi-Guo Zhang   +3 more
doaj   +1 more source

Moisture‐Adaptive Triboelectric Materials and Platforms: Design Strategies, Performance Enhancement, and Applications in Energy Harvesting and Wearable Electronics

open access: yesAdvanced Materials Technologies, EarlyView.
This review summarizes moisture‐adaptive strategies that enable triboelectric nanogenerators (TENGs) to operate across diverse moisture conditions. It examines moisture‐management methods, including exclusion, directional transport, removal, and utilization, with charge‐regulation approaches based on interfacial, dielectric, and structural engineering.
Junzhe Gan   +4 more
wiley   +1 more source

Self‐Sealing Microneedles Improve Precision and Reduce Reflux in Subretinal Cell Transplantation

open access: yesAdvanced Materials Technologies, EarlyView.
Ultrafine 49G microneedles enable subretinal delivery of induced pluripotent stem cell‐derived retinal pigment epithelial cells through a 50 µm outer diameter tip. Compared with conventional 38G microcannulas, these microneedles reduce cell suspension reflux in a rabbit model, highlighting the potential of microinvasive delivery instruments to improve ...
Jared Ching   +9 more
wiley   +1 more source

Poly‐D,L‐lactic acid polymer and cochlear implantation

open access: yesClinical Case Reports, 2022
This case report describes a peculiar and innovative fixing procedure with a Poly‐D,L‐lactic acid (PDLLA) polymer in the unusual case of magnet dislodgment and rupture of the cochlear implant (CI) silicone sheath holding the magnet.
Federica Di Berardino   +7 more
doaj   +1 more source

Magnetic Micro‐ and Nanorobots for Precision Thrombolysis: Design Strategies and Translational Challenges

open access: yesAdvanced Robotics Research, EarlyView.
Micro‐ and nanorobots for targeted thrombolysis. This perspective elaborates on the clinical indication of blood clot disorders and current limitations for treatment. As a novel, alternative solution, micro‐ and nanorobots can be used to treat and break down thrombi.
Joshua M. Mesfin   +3 more
wiley   +1 more source

Morphological and mechanical properties of Poly (lactic Acid) /zinc oxide nanocomposite films [PDF]

open access: yesNanomedicine Research Journal, 2018
Objective(s): Nowadays, tendency to use green materials can reduce environmental pollution and plastic waste. Poly (lactic Acid) PLA is one of the natural biodegradable polymers mainly used in the production of bioplastics for packaging which is made of ...
Mahya Shafiee Nasab   +2 more
doaj   +1 more source

Cell‐Based Biohybrid Micro/Nanorobots for Biotherapy

open access: yesAdvanced Robotics Research, EarlyView.
This review systematically evaluates cell‐based biohybrid micro/nanorobots (CB‐BMRs), highlighting their cell selection criteria, fabrication strategies, and diverse actuation modes. Furthermore, it surveys the promising therapeutic applications of CB‐BMRs in targeted cancer, thrombosis, and inflammation treatments, while comprehensively discussing ...
Lin Wang   +11 more
wiley   +1 more source

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