This book highlights the recent advancement in point-of-care testing (POCT) technologies utilizing ‘smart’ nanomaterials for the analysis of biomarkers related to disease, which includes metabolites, enzymes, proteins, nucleic acids, cancer cells and multidrug-resistant pathogen. The POCT refers to medical diagnostic tests performed near the place and time of patient care. During the recent pandemic of COVID-19, many realized the importance of affordable, rapid and accurate POCT devices and their usefulness to combat the spread of the infection. The chapters in this book describe the emergence of ‘smart’ nanomaterials with unique physical and chemical properties being utilized in POCT devices for immobilizing biorecognition elements and labels for signal generation, transduction and amplification. It showcases the applications of these smart nanomaterials and their superiority in developing point-of-care diagnostics devices in a wide range of applied fields like food industry, agriculture sector, water quality assessment, pharmaceuticals and tissue engineering. It also looks into the challenges associated and future direction of research in this promising field. This book caters as reference book for researches from the field of nanobiotechnology and biomedical sciences who are interested in the development of rapid, affordable and accurate POCT devices.

The book in hand, namely “Metal and Metal-Oxide Based Nanomaterials (Synthesis, Agricultural, Biomedical and Environmental Interventions”, focuses on the synthesis methods, characterization techniques, and diverse interventions utilizing these nanomaterials in the fields of agriculture, biomedicine, and environmental remediation. The specific applications discussed include food packaging, post-harvest disease management, crop production, drug delivery systems, other biomedical applications, photocatalytic degradation of environmental pollutants, and wastewater treatment. Additionally, it also addresses the potential risks associated with zinc nanoparticles in aquatic ecosystems and emphasizes the importance of further research and regulation in this field. Overall, the book provides valuable insights and serves as a comprehensive resource for researchers and scientists across various interdisciplinary subjects. It serves as a valuable resource for scientists, researchers, and students in nanotechnology, nanomedicine, environmental science, plant science, agriculture, chemistry, biotechnology, pharmacognosy, pharmaceuticals, industrial chemistry, and other interdisciplinary subjects. Moreover, this also inspires further research, innovation, and the development of sustainable solutions for a better future.

This book chronicles the role of advanced nanomaterials and surface engineering technologies in the development of point-of-care biosensors for health and environmental monitoring. All aspects of nanomaterial synthesis and characterization, functionalization methods, sensing surface engineering, signal amplification strategies, use of innovative technologies to enhance sensor efficiency and performances, and innovative applications of nanobiosensors to tackle real-life problems are discussed in this book with a focus on optical and electrochemical based sensing. It also covers the detection of infectious diseases and various disease biomarkers, smartphone-based biosensing, and portable diagnostics module developments with a discussion on the working mechanisms of these devices in various domains. The book also illustrates the recent trends in biosensing, and an overview of the challenges and probable solutions for the translation of biosensors from laboratory prototypes to commercial success. ​

Smart Nanomaterials to Combat the Spread of Viral Infections comprises nanotechnology-based approaches with detailed preventive and treatment methodology for enabling their application in antiviral systems. This book discusses the role of metal nanoparticles in the treatment of and prevention of viral infections and nanotechnology advancements in antiviral coatings to combat affected surfaces. It also covers the use of nanomaterials for the efficient intracellular delivery of antiviral agents to disinfect and treat viral infections. This is a timely coverage of how nanotechnologies and materials as well as the utilization of artificial intelligence and Internet of things–based smart nano-systems are used to control and manage viral infections during the COVID-19 pandemic. Advances in smart research and future antimicrobial applications round out the book. This book provides a comprehensive overview of smart nanomaterials and advanced nano-system applications to researchers and academics in virology, microbiology, chemistry, material science, nanotechnology, and biotechnology as well as those in industries interested in their virucidal properties to prevent viral infections. - Encompasses the novel synthesis of nanostructures and cost-effective nanosystems from functional hybrid materials with special emphasis on their effective virucidal properties being biocompatible and economic - Examines mechanisms of advanced nanomaterials as effective virucidal agents in disinfectants, coatings, treatment, and preventive approaches - Discusses possible advancements and upcoming smart research in antimicrobial applications - Offers timely coverage of SARS-CoV-2 pandemic management strategies

Point of care (POC) diagnostic devices are predominantly used for the diagnosis and monitoring of diseases. To make these technologies scalable for manufacturing, user-friendly, inexpensive, sensitive, and rapid, a combination of such devices with nanomaterials is required. This book deals with new emerging fields such as POC technologies and advanced nanotheranostics using nanomaterials and their technologies and applications in diagnosis. In this book, current advances for the application of nanomaterials such as carbon nanotubes, graphene, and magnetic nanoparticles in POC devices and future directions are reviewed. This book: Presents a comprehensive account of needs and challenges of POC diagnostics Describes the fundamentals of rationale of nanomaterials as remarkable building blocks for biosensing Discusses development of critical diagnosis in POC systems Deals with the advantages of nanomaterial-based sensing strategies Illustrates the challenges and breakthroughs of technologies for cost-efficient biosensing platform The book is aimed at researchers and professionals in nanotechnology and biomedical engineering.

Magnetic nanoparticles (MNPs) uniquely combine superparamagnetic performance with dimensions that are smaller than or similar size to molecular analytes. Recently, functionalized MNPs are predicted to be a driver for technology and business in this century and hold the promise of high performance materials that will significantly influence all aspects of society. Functionalized MNPs are creating new possibilities for development and innovation in different analytical procedures. Despite their participation in modern development, they are in their infancy and largely unexplored for their practical applications in analysis. This book will provide quality research and practical guidance to analytical scientists, researchers, engineers, quality control experts and laboratory specialists. It covers applications of functionalized MNPs in all stages of analytical procedures. Their incorporation has opened new possibilities for sensing, extraction and detection enabling an increase in sensitivity, magnifying precision and improvement in the detection limit of modern analysis. Toxicity, safety, risk, and legal aspects of functionalized MNPs and the future of analytical chemistry with respect to their use is covered. The book provides an integrated approach for advanced analytical methods and techniques for postgraduates and researchers looking for a reference outlining new and advanced techniques surrounding the applications of functionalized nanomaterials in analytical chemistry.

There is considerable interest in reliable and affordable sensor and detection systems. Recent concerns about environmental exposure to both biological and chemical agents have been critical to the development of new sensor and detector technologies. New materials are being developed to meet the challenges ahead. Smart nanomaterials appear to be a key solution to these challenges. This e-book summarizes current progress in sensor applications of smart nanomaterials. It should be a useful resource for materials scientists and readers interested in nanotechnology for biosensors.

Functionalized Nanomaterials for Biosensing and Bioelectronics Applications: Trends and Challenges describes current and future opportunities for integrating the unique properties of two-dimensional nanomaterials with bioelectronic interfaces. Sections focus on background information and fundamental concepts, review the available functionalized nanomaterials and their properties, explore the integration of functionalized nanomaterials with bioelectronics, including available fabrication and characterization methods, electrical behavior at the interface, and design and synthesis guidelines, and review examples of microsystems where functionalized nanomaterials are being integrated with bioelectronics. This book is suitable for researchers and practitioners in academia and R&D working in materials science and engineering, analytical chemistry and related fields. - Introduces the most common functionalized nanomaterials and their morphologies, properties, and mechanisms for sensing applications - Reviews functionalization and fabrication methods and techniques for the integration of one- and two-dimensional materials for sensing applications - Addresses the most relevant applications of functionalized nanomaterials for biosensing and bioelectronics applications

This edited volume describes cell-SELEX as the fundamental tool used to generate aptamer molecules for a wide range of applications in molecular medicine, bioanalysis and chemical biology. Easily integrated into the natural heterogeneous cell matrix, aptamers can be effectively used in theranostics, bioanalysis, environment detection and biomedical studies. The book gathers reviews that reflect the latest advances in the field of aptamers and consists in fourteen chapters demonstrating essential examples of these aptamers and aptamer-nanomaterial assemblies, depending on the types of applications and biological systems. It also includes a separate chapter on the utilization of aptamers in real clinics and what will be required to achieve this significant goal. The book will be both appealing and useful to a broad audience, including biologists, bioscientists, and clinicians whose interests range from chemistry and biomedical engineering to cell and molecular biology and biotechnology. Weihong Tan is a Distinguished Professor of Chemistry and Biomedical Engineering at Hunan University, China and also a University of Florida Distinguished Professor and V.T. and Louis Jackson Professor of Chemistry at the University of Florida, USA. Xiaohong Fang is a Professor at the Institute of Chemistry, Chinese Academy of Sciences, China.