Open Access Review

Gold Nanoparticles-Based Colorimetric Assays Using Aptamers for Rapid Detection of Food- and Water-Borne Infections in Low-Income Countries

Received: 20 January 2026;  Published: 16 July 2026;  doi: 10.21926/rpm.2603005

Abstract

Food and water are essential resources for human survival; however, the increasing global population, urbanization, and climate change have placed a significant strain on their availability and safety, with major implications for public health and economic stability. Microbial contamination of food and water remains a critical global challenge, with bacteria responsible for more than 90% of foodborne illnesses. In the past decade, pathogens such as Salmonella, Campylobacter, and Listeria have be [...]