Sensitive detection is a research area focused on developing techniques and methods to detect low concentrations of analytes in various samples. This area is particularly important in fields such as environmental monitoring, medical diagnostics, and food safety, where accurate and precise detection of trace amounts of substances is crucial. Researchers working in sensitive detection strive to improve the limits of detection for various analytical methods, such as chromatography, spectrometry, and immunoassays. They may explore novel detection technologies, sample preparation methods, and signal amplification strategies to enhance the sensitivity of their analyses. Overall, the goal of sensitive detection research is to improve the accuracy, reliability, and efficiency of detecting analytes at low concentrations, ultimately enabling better understanding and monitoring of complex systems.