This book presents the design, synthesis, characterization, and advanced applications of nanomaterials and nanodevices in biology and medicine. It begins with an introduction to nanobiology, providing readers with insights into the significance of this emerging field. The book covers methods for characterizing nanoparticles, including Fourier transform infrared spectroscopy (FTIR), scanning electron microscopy (SEM), transmission electron microscopy (TEM), atomic force microscopy (AFM), X-ray diffraction (XRD), and other spectroscopy techniques. It also explores the applications of nanoparticles in optical coherence tomography, biosensors, neuroscience, genetic engineering, and cell biology. It explores various applications of nanoparticles, including spectroscopy, Raman imaging, molecular nanodevices, bioimaging techniques, regenerative medicine, cancer research, bio-molecular analysis, nanofabrication, multi-modal imaging, and microfluidic platforms. Additionally, it addresses important considerations such as nanotoxicology and safety in nanobiology. The book concludes by discussing future perspectives and potential advancements in the field, making it a valuable resource for researchers, students, and professionals exploring the transformative impact of nanobiology on science and medicine. Key Features: Covers fundamental concepts and advanced applications of nanomaterials and nanodevices in the fields of biology and medicine Presents advanced nanoparticle characterization techniques, including FTIR, SEM, TEM, AFM, and XRD Examines various biological applications of nanoparticles in diagnostics, neurobiology, genetic engineering, regenerative medicine, and cancer research Emphasizes the role of nanoparticles in understanding biological processes at the molecular level and developing innovative solutions for biomedical applications Provides insights into the toxicity issues and mechanisms underlying the toxicity of nanoparticles