Evolution in Lateral Flow-Based Immunoassay Systems -- Market Trends in Lateral Flow Immunoassays -- Material Platform for the Assembly of Lateral Flow Immunoassay Test Strips -- Antibodies: Key to a Robust Lateral Flow Immunoassay -- Colloidal Gold and Other Labels for Lateral Flow Immunoassays -- Nitrocellulose Membranes for Lateral Flow Immunoassays: A Technical Treatise -- FUSION 5: A New Platform For Lateral Flow Immunoassay Tests -- Manufacturing the Next Generation of Highly Sensitive and Reproducible Lateral Flow Immunoassay -- Handheld and Portable Reader Devices for Lateral Flow Immunoassays -- Quantitative, False Positive, and False Negative Issues for Lateral Flow Immunoassays as Exemplified by Onsite Drug Screens -- Regulatory Issues in the Development and Marketing of Lateral Flow Immunoassays. Due to the simplicity, relative accuracy, fast result reporting, and user-friendliness of lateral flow immunoassay, its use has undergone tremendous growth in the diagnostic industry in the last few years. Such technology has been utilized widely and includes: pregnancy and woman's health determination, cardiac and emergency conditions monitoring and testing, infectious disease including Flu screening, cancer marker screening, and drugs abuse testing. Lateral Flow Immunoassay covers the scope of utilization, the principle of the technology, the patent concerns, information on the development and production of the test device and specific applications will be of interest to the diagnostic industry and the gereal scientific community.