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1.
Talanta ; 273: 125896, 2024 Jun 01.
Article in English | MEDLINE | ID: mdl-38479027

ABSTRACT

Bioanalysis faces challenges in achieving fast, reliable, and point-of-care (POC) determination methods for timely diagnosis and prognosis of diseases. POC devices often display lower sensitivity compared to laboratory-based methods, limiting their ability to quantify low concentrations of target analytes. To enhance sensitivity, the synthesis of new materials and improvement of the efficiency of the analytical strategies are necessary. Enzyme-mimicking materials have revolutionized the field of the fabrication of new high-throughput sensing devices. The integration of microfluidic chips with analytical techniques offers several benefits, such as easy miniaturization, need for low biological sample volume, etc., while also enhancing the sensitivity of the probe. The use enzyme-like nanomaterials in microfluidic systems can offer portable strategies for real-time and reliable detection of biological agents. Colorimetry and electrochemical methods are commonly utilized in the fabrication of nanozyme-based microfluidic systems. The review summarizes recent developments in enzyme-mimicking materials-integrated microfluidic analytical methods in biomedical analysis and discusses the current challenges, advantages, and potential future directions.


Subject(s)
Biosensing Techniques , Microfluidic Analytical Techniques , Nanostructures , Microfluidics/methods , Point-of-Care Systems , Miniaturization , Biosensing Techniques/methods , Lab-On-A-Chip Devices
2.
Cell Biochem Funct ; 42(1): e3921, 2024 Jan.
Article in English | MEDLINE | ID: mdl-38269511

ABSTRACT

This comprehensive article explores the complex field of glioma treatment, with a focus on the important roles of non-coding RNAsRNAs (ncRNAs) and exosomes, as well as the potential synergies of immunotherapy. The investigation begins by examining the various functions of ncRNAs and their involvement in glioma pathogenesis, progression, and as potential diagnostic biomarkers. Special attention is given to exosomes as carriers of ncRNAs and their intricate dynamics within the tumor microenvironment. The exploration extends to immunotherapy methods, analyzing their mechanisms and clinical implications in the treatment of glioma. By synthesizing these components, the article aims to provide a comprehensive understanding of how ncRNAs, exosomes, and immunotherapy interact, offering valuable insights into the evolving landscape of glioma research and therapeutic strategies.


Subject(s)
Exosomes , Extracellular Vesicles , Glioma , Humans , Immunotherapy , Glioma/therapy , Tumor Microenvironment
3.
Cell Commun Signal ; 21(1): 351, 2023 12 14.
Article in English | MEDLINE | ID: mdl-38098017

ABSTRACT

Oropharyngeal cancer, a subset of head and neck cancer, is increasingly recognized as a unique clinical entity primarily influenced by high-risk human papillomavirus (HPV) infections, particularly HPV-16. This review delves into the viral life cycle of HPV-16 and its interactions with host cells, with a specific focus on the crucial roles played by the viral oncoproteins E6 and E7. These oncoproteins drive cellular proliferation by targeting critical tumor suppressor proteins like p53 and Rb, resulting in uncontrolled cell growth and genomic instability. Furthermore, the significance of epigenetic modifications induced by HPV-16 and their implications is important for cancer progression. This comprehensive review provides valuable insights into the intricate molecular landscape of HPV-induced oropharyngeal cancer, shedding light on the development of targeted therapies and preventive strategies for this emerging global health concern. Video Abstract.


Subject(s)
Head and Neck Neoplasms , Oncogene Proteins, Viral , Oropharyngeal Neoplasms , Papillomavirus Infections , Humans , Human papillomavirus 16/genetics , Human papillomavirus 16/metabolism , Oncogene Proteins, Viral/metabolism , Oropharyngeal Neoplasms/pathology , Papillomavirus E7 Proteins/genetics , Papillomavirus Infections/complications , Papillomavirus Infections/genetics , Papillomavirus Infections/pathology
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