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The advent of precision medicine has created an urgent need for advanced drug-targeting strategies and refined drug delivery systems. Aptamers, characterized by their exceptional affinity and specificity, low molecular weight, negligible immunogenicity, remarkable stability, cost-effectiveness, and structural versatility, are emerging as promising candidates in targeted therapeutics, both in preclinical research and clinical applications. This review provides a comprehensive analysis of the latest advancements in aptamer-based therapeutic strategies, encompassing three key application domains: direct therapeutic agents, targeted ligand engineering, and controlled drug release. We will summarize the preclinical applications of aptamers for various disease therapies, including eye disorders, cancers, coagulation, and inflammation. Particular emphasis is placed on emerging clinical-stage aptamer therapeutics undergoing rigorous evaluation for these diseases. Furthermore, we will discuss the potential challenges and unlimited opportunities for the clinical transformation and commercialization of aptamers.
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http://dx.doi.org/10.1016/j.addr.2025.115680 | DOI Listing |
Injury
August 2025
Institute for Research in Military Medicine (IRMM), Faculty of Medicine, The Hebrew University of Jerusalem and the Israel Defense Forces Medical Corps, Jerusalem, Israel; Department of Military Medicine ("Tzameret"), Faculty of Medicine, The Hebrew University of Jerusalem, and the Israel Defense Fo
Background: Hemorrhage remains the principal cause of death on the battlefield. It is suggested that Tranexamic acid (TXA) can improve survival of severely-bleeding casualties. The intravenous approach is not always available in the pre-hospital setting.
View Article and Find Full Text PDFJ Pept Sci
October 2025
Institute of Technology, University of Tartu, Tartu, Estonia.
The development of therapeutic small interfering RNAs (siRNAs) has lately gained significant momentum due to their ability to silence genes in a highly specific manner. The main obstacle withholding the wider translation of siRNA-based drug modalities is their limited half-life and poor bioavailability, especially in extra-hepatic tissues. Consequently, various drug delivery systems (DDSs) have been developed to improve the delivery of siRNAs, including short delivery peptides called cell-penetrating peptides (CPPs).
View Article and Find Full Text PDFAnal Chim Acta
November 2025
Institute of Materials Science, Vietnam Academy of Science and Technology, Hanoi, 10000, Viet Nam. Electronic address:
Background: Recent advancements in cancer therapeutics have catalyzed the development of noninvasive treatment modalities, including the utilization of fluorescent chemotherapeutic agents. These agents offer dual functionality, enabling targeted drug delivery, real-time tumor imaging, and personalized therapy monitoring. Such capabilities are instrumental in the progression toward more precise and effective cancer interventions.
View Article and Find Full Text PDFEur J Pharm Sci
September 2025
Department of Otorhinolaryngology-Head and Neck Surgery, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea. Electronic address:
Intratympanic (IT) delivery of dexamethasone (DEX) is widely used for treating inner ear disorders; however, its therapeutic efficacy is limited by poor permeability of the round window membrane (RWM). This study aimed to evaluate and compare the efficacy and safety of three pharmacological agents-histamine (HIS), 3% hypertonic saline (3% HS), and sodium caprate (SC)-as adjuvants for enhancing RWM permeability and improving IT-DEX delivery in a murine model. Following IT administration of each permeability enhancer followed by DEX injection, perilymph DEX concentrations were measured using ultra-high-performance liquid chromatography, and DEX receptor expression in the organ of Corti was assessed by immunofluorescence.
View Article and Find Full Text PDFInt J Biol Macromol
September 2025
Crystal Growth Centre, Anna University, Chennai, 600025, Tamil Nadu, India.
Increase in breast cancer has led to the search for systems that can enable, targeted, sustained and prolonged release of drugs while simultaneously reducing the side effects posed by them. In light of this, folic acid-conjugated 5-Fluorouracil and doxorubicin loaded chitosan/Fe₃O₄ (FA-dual@CS/Fe₃O₄) nanocomposite has been synthesized using the chemical method for targeted breast cancer therapy in addition to CS/FeO and dual drug encapsulated CS/FeO. FTIR and XPS studies confirm the successful drug encapsulation and FA conjugation.
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