Articles with "microneedle arrays" as a keyword



Multifunctional Inverse Opal Microneedle Arrays for Drug Delivery and Monitoring.

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Published in 2022 at "Small"

DOI: 10.1002/smll.202201889

Abstract: Microneedle arrays (MNs) have a demonstrated value in transdermal drug delivery systems. Attempts to this technology focus on the generation of functional MNs to achieve intelligent drug delivery. Here, multifunctional inverse opal microneedle (IOMN) arrays… read more here.

Keywords: microneedle arrays; iomns; multifunctional inverse; drug delivery ... See more keywords
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Conductive Polymer-Coated 3D Printed Microneedles: Biocompatible Platforms for Minimally Invasive Biosensing Interfaces.

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Published in 2023 at "Small"

DOI: 10.1002/smll.202206301

Abstract: Conductive polymeric microneedle (MN) arrays as biointerface materials show promise for the minimally invasive monitoring of analytes in biodevices and wearables. There is increasing interest in microneedles as electrodes for biosensing, but efforts have been… read more here.

Keywords: minimally invasive; conductive polymer; polymer based; microneedle arrays ... See more keywords

Drug-coated microneedles for rapid and painless local anesthesia

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Published in 2017 at "Biomedical Microdevices"

DOI: 10.1007/s10544-016-0144-1

Abstract: This study showed that drug-coated PLLA (Poly (L-lactide)) microneedle arrays can induce rapid and painless local anesthesia. Microneedle arrays were fabricated using a micro-molding technique, and the needle tips were coated with 290.6 ± 45.9 μg of lidocaine,… read more here.

Keywords: microneedle arrays; drug coated; lidocaine; local anesthesia ... See more keywords

Mesoporous Silica Nanoparticle-Coated Microneedle Arrays for Intradermal Antigen Delivery

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Published in 2017 at "Pharmaceutical Research"

DOI: 10.1007/s11095-017-2177-4

Abstract: PurposeTo develop a new intradermal antigen delivery system by coating microneedle arrays with lipid bilayer-coated, antigen-loaded mesoporous silica nanoparticles (LB-MSN-OVA).MethodsSynthesis of MSNs with 10-nm pores was performed and the nanoparticles were loaded with the model… read more here.

Keywords: msn ova; intradermal antigen; microneedle arrays; delivery ... See more keywords

Microneedle Arrays for Near-Infrared-Controlled Insulin Delivery Based on Thermosensitive Microgel.

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Published in 2025 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.5c03807

Abstract: Insulin delivery plays a crucial role in diabetic treatment. Regular painless administration methods are not ideal for insulin delivery due to their insufficient bioavailability and inefficiency. In this study, dissolving microneedle array patches containing a… read more here.

Keywords: microgel; insulin; insulin delivery; delivery ... See more keywords

Molecular Imprinted Polymers on Microneedle Arrays for Point of Care Transdermal Sampling and Sensing of Inflammatory Biomarkers

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Published in 2022 at "ACS Omega"

DOI: 10.1021/acsomega.2c04789

Abstract: The skin interstitial fluid (ISF) contains biomarkers that complement other biofluids such as blood, sweat, saliva, and urine. It can be sampled in a minimally invasive manner and used either for point of care testing… read more here.

Keywords: point care; microneedle arrays; isf; imprinted polymers ... See more keywords

Microneedle arrays coated with Middle East respiratory syndrome coronavirus DNA vaccine via electrospray deposition.

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Published in 2025 at "Soft matter"

DOI: 10.1039/d4sm01322k

Abstract: Microneedle arrays have been shown to be a minimally invasive method of transdermal drug delivery. However, methods to coat these arrays often require a reservoir of the active ingredient, leading to unused and wasted material.… read more here.

Keywords: electrospray deposition; microneedle arrays; deposition; middle east ... See more keywords
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Dissolving Microneedle Arrays as a Hepatitis B Vaccine Delivery System Adjuvanted by APC-Targeted Poly (Lactic-co-Glycolic Acid) (PLGA) Nanoparticles

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Published in 2023 at "AAPS PharmSciTech"

DOI: 10.1208/s12249-022-02473-9

Abstract: The objective of this study is to develop a new hepatitis B surface antigen (HBsAg) delivery system by coating soluble microneedle arrays with mannose-modified PLGA nanoparticles (MNPs). MNPs of different sizes were synthesized. The effects… read more here.

Keywords: hbsag; microneedle arrays; delivery system; plga nanoparticles ... See more keywords

Innovative Fabrication of Hollow Microneedle Arrays Enabling Blood Sampling with a Self-Powered Microfluidic Patch

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Published in 2023 at "Micromachines"

DOI: 10.3390/mi14030615

Abstract: Microneedles are gaining a lot of attention in the context of sampling cutaneous biofluids such as capillary blood. Their minimal invasiveness and user-friendliness make them a prominent substitute for venous puncture or finger-pricking. Although the… read more here.

Keywords: microneedle arrays; fabrication; hollow microneedle; self powered ... See more keywords

The Effect of 3D Printing Tilt Angle on the Penetration of 3D-Printed Microneedle Arrays

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Published in 2023 at "Micromachines"

DOI: 10.3390/mi14061157

Abstract: Microneedle arrays (MNAs) are emerging devices that are mainly used for drug delivery and diagnostic applications through the skin. Different methods have been used to fabricate MNAs. Recently developed fabrication methods based on 3D printing… read more here.

Keywords: skin; penetration; microneedle arrays; printing tilt ... See more keywords

A Stereolithography-Based Modified Spin-Casting Method for Faster Laboratory-Scale Production of Dexamethasone-Containing Dissolving Microneedle Arrays

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Published in 2024 at "Pharmaceutics"

DOI: 10.3390/pharmaceutics16081005

Abstract: Microneedle arrays (MNAs) consist of a few dozens of submillimeter needles, which tend to penetrate through the stratum corneum layer of the skin and deliver hardly penetrating drugs to the systemic circulation. The application of… read more here.

Keywords: casting method; microneedle arrays; spin casting; drug ... See more keywords