Results 61 to 70 of about 2,544 (153)

Potential of Covalent Organic Framework in Pharmacy and Biomedicine: Influence of Structure on Properties and Applications

open access: yesChemMedChem, Volume 21, Issue 9, 14 May 2026.
From modular COF design to biomedical translation, this Review maps how linkage chemistry, topology, pore environment, and particle engineering govern bioperformance, therapeutic and diagnostic function, safety, and clinical readiness. Covalent organic frameworks (COFs) are a versatile class of crystalline porous materials with growing potential in ...
Julia Kolodziejczyk   +1 more
wiley   +1 more source

Aptamer train formed by hybridization and enzymatic ligation for specifically delivering MTZ to colon cancer cells

open access: yesResults in Chemistry
Multivalent interactions enhance targeted drug delivery by enabling stronger, specific binding to overexpressed receptors on target cells. This multivalent approach improves targeting efficiency, increases local drug concentration, and reduces off-target
Kanpitcha Jiramitmongkon   +4 more
doaj   +1 more source

Aptamer‐Functionalized Nanocarriers for Bone and Joint Diseases: Engineering Design Rules and Translational Roadmap

open access: yesSmall Science, Volume 6, Issue 5, May 2026.
Aptamer‐functionalized nanocarriers represent a versatile platform for targeted therapy in bone and joint diseases. This review presents five complementary design strategies: free aptamers for soluble targets, bispecific multivalent constructs for enhanced avidity, nanoparticle‐conjugated aptamers for selective tissue accumulation, aptamer‐based ...
Hamdi Al‐Azzani   +5 more
wiley   +1 more source

Anti-tumor effects of modified AS1411-aptamers on SNU-761 cells.

open access: yes, 2016
(A) Significant cytotoxic effects on SNU-761 cells were noted with modified AS1411-aptamer treatment under both normoxic and hypoxic conditions. (B) Cell cycle analysis revealed that modified AS1411-aptamer significantly decreased the proportion of S ...
Su Jong Yu (313985)   +11 more
core   +1 more source

Recent Advances in Tetrahedral Framework Nucleic Acids for Multimodal Synergistic Cancer Therapy

open access: yesAggregate, Volume 7, Issue 4, April 2026.
This review summarizes recent advances in tFNA‐based multimodal cancer therapy, including structural features, delivery strategies, and therapeutic regimens addressing key challenges in cancer treatment. We outline design principles, address translational hurdles, and highlight intelligent response and immune regulation as promising directions to ...
Zishan Huang   +7 more
wiley   +1 more source

In silico activity of AS1411 aptamer against nucleolin of cancer cells

open access: yes, 2020
Background: It has been expected that AS1411 aptamer could work against the cancer cells. Although the general information is available, there is still lack of details for the purpose.
Farahbakhsh, Z.   +4 more
core  

Novel nanosized AS1411–chitosan–BODIPY conjugate for molecular fluorescent imaging

open access: yesInternational Journal of Nanomedicine, 2019
Setareh Taki,1 Mehdi Shafiee Ardestani21Department of Radiopharmacy, International Campus, School of Pharmacy, Tehran University of Medical Sciences, Tehran, Iran; 2Department of Radiopharmacy, Faculty of Pharmacy, Tehran University of Medical Sciences ...
Taki S, Ardestani MS
doaj  

Impact of Surface Functionalization on NV Quantum Properties: Implications for Biosensing with Fluorescent Nanodiamonds

open access: yesAdvanced Functional Materials, Volume 36, Issue 25, 26 March 2026.
Fluorescent nanodiamonds (fNDs) have emerged as an invaluable quantum sensing platform for biological and biochemical systems. This paper investigates the influence of common surface functionalization strategies for bioconjugation on the quantum properties of nitrogen vacancy (NV) centers in nanodiamonds.
Anja Sadžak   +6 more
wiley   +1 more source

AS1411 aptamer conjugated gold nanoclusters as a targeted radiosensitizer for megavoltage radiation therapy of 4T1 breast cancer cells

open access: yes, 2018
In the present study, AS1411 aptamer conjugated gold nanoclusters (GNCs) have been introduced as a targeted radiosensitizer for enhancing megavoltage radiation therapy efficacy.
Haghjooy Javanmard, Shaghayegh   +11 more
core   +1 more source

A Modular DNAzyme for Precise Visualization and Intervention of Alternative Splicing Isoforms in Live Cells

open access: yesAdvanced Science, Volume 13, Issue 18, 27 March 2026.
A Stringent dUPlex‐activated Error Robust (SUPER) DNAzyme system enables real‐time imaging of alternative mRNA splicing (e.g., Bcl‐xL/Bcl‐xS) in living cells via target‐triggered split‐DNAzyme reassembly and dual‐color fluorescence. It also achieves mRNA‐selective knockdown through DNAzyme‐based gene regulation, serving as a versatile tool for splicing
Mengru Lin   +6 more
wiley   +1 more source

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