Hybrid microfluidic systems that are composed of multiple different types of substrates have
been recognized as a versatile and superior platform, which can draw benefits from different …

Background The screening of biological hazards, chemical contaminants and allergens in
food products is a major concern of food industry since they can cause serious illnesses and …

Equipment-free devices with quantitative readout are of great significance to point-of-care
testing (POCT), which provides real-time readout to users and is especially important in low …

Food safety is an issue that cannot be ignored at any time because of the great impact of
food contaminants on people's daily life, social production, and the economy. Because of the …

Paper has shown potential as a ubiquitous material for fabricating micro analytical devices
for diagnostic and drinking water screening applications for resource-limited regions; paper …

Distance-based detection (DbD) in analytical flow devices was first described in the 1930s,
based on a colorimetric measurement of gas samples passing through a tube with a solid …

Over the past decades, researchers have been seeking attractive substrate materials to
keep microfluidics improving to outbalance the drawbacks and issues. Cellulose substrates …

Aflatoxin B1 (AFB1), as the secondary metabolite of molds, is the most predominant and
toxic mycotoxin that seriously threatens the health of humans and animals. In this work, an …

If a paper-based analytical device (μ-PAD) could be made by printing indicators for detection
of heavy metals in chemical symbols of the metals in a style of the periodic table of elements …

The increasing numbers of diseases due to food toxins, environmental changes and
industrial outputs necessitate the development of a simple, fast, and low-cost technology for …