Nano-Bio interface involves the dynamic interactions of nanomaterial and a living system. Association of nanotechnology and biology has been a valuable tool in improving the potentials of biomedical research. Exquisite structures of nanoparticles comparable in size with biomolecules and the unique possibility of tuning their chemical and physical functionality at small length scales make them more attractive for biological research. In this review, we comprehend Nano-Bio interactions at cellular levels and discuss parameters involved in determining nano-bio interactions. Techniques used for the characterization of nano-bio interactions have also been discussed. Applications of nanotechnology as a tool for manipulating cellular behaviors, studying important biological processes such as adhesion, morphology, and proliferation, and nanoparticles as nanoprobes and nanosensors have been discussed here. Knowledge of these interactions and processes at a cellular level will be useful for understanding the bioenergetics of subcellular organelle and might provide innovative ideas for designing new tools to enhance the understanding of cellular functions. Further, detailed information about the cellular and subcellular processes will be rather helpful in designing new nanocarriers and drug discovery.
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http://dx.doi.org/10.1016/j.ijbiomac.2020.02.150 | DOI Listing |
Mikrochim Acta
January 2025
Department of Chemistry and Biochemistry, National Chung Cheng University, 621301, Chia-Yi, Taiwan.
A fluorescent aptasensor was developed based on target-induced hairpin conformation switch coupled with nicking enzyme-assisted signal amplification (NESA) to detect the oligomeric form of ß-amyolid peptide (AβO) in cerebrospinal fluid. The hairpin DNA probe (HP) was specifically designed to recognize AβO. When AβO is present in the sensing system, it induces an HP conformational switch and triggers the NESA reaction.
View Article and Find Full Text PDFBiomed Pharmacother
January 2025
Department of Biotechnology, Institute of Science and High Technology and Environmental Sciences, Graduate University of Advanced Technology, Kerman, Iran.
The inherent limitations of traditional treatments for Diabetic Retinopathy (DR) have spurred the development of various nanotechnologies, offering a safer and more efficient approach to managing the disease. Nanomedicine platforms present promising advancements in the diagnosis and treatment of DR by enhancing imaging capabilities, enabling targeted and controlled drug delivery. These innovations ultimately lead to more effective and personalized treatments with fewer side effects.
View Article and Find Full Text PDFFront Bioeng Biotechnol
December 2024
Department of Breast and Endocrine Surgery, Hallym University Sacred Heart Hospital, Anyang, Republic of Korea.
Unlabelled: 3D cell culture is gaining momentum in medicine due to its ability to mimic real tissues () and provide more accurate biological data compared to traditional methods. This review explores the current state of 3D cell culture in medicine and discusses future directions, including the need for standardization and simpler protocols to facilitate wider use in research.
Purpose: 3D cell culture develops life sciences by mimicking the natural cellular environment.
Adv Mater
December 2024
School of Chemical Engineering, The University of Adelaide, North Terrace, South Australia, 5005, Australia.
Nanomaterials have become essential in the daily lives, finding applications in food, skincare, drugs, and vaccines. Traditionally, the surface chemistry of nanoparticles (NPs) is considered the key factor in determining their interactions with biological systems. However, recent studies have shown that the mechanical properties of nanomaterials are equally important in regulating nano-bio interactions, though they have often been overlooked.
View Article and Find Full Text PDFAdv Mater
December 2024
Department of Materials Science and Engineering, Korea University, Seoul, 02841, Republic of Korea.
Graph theory has been widely used to quantitatively analyze complex networks of molecules, materials, and cells. Analyzing the dynamic complex structure of extracellular matrix can predict cell-material interactions but has not yet been demonstrated. In this study, graph theory-based mathematical modeling of RGD ligand graph inter-relation is demonstrated by differentially cutting off RGD-to-RGD interlinkages with flexibly conjugated magnetic nanobars (MNBs) with tunable aspect ratio.
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