Episode 396 - Is that food safe to eat

Is that food safe to eat? How can you tell if food has gone bad beyond just reading a date? Ever been confused by best before or use by? A new type of label could make it a mater of colors. Color based labels could help detect if your food has gone bad or is contaminated by bacteria. How can we study the microbes that live inside our intestines? The gut microbiome is incredibly fascinating but difficult to study without damaging it. A tiny pill that takes snapshots of micro organisms inside your stomach as it passes through.

1. Doyoon Kim, Yunteng Cao, Dhanushkodi Mariappan, Michael S. Bono Jr., A. John Hart, Benedetto Marelli. A Microneedle Technology for Sampling and Sensing Bacteria in the Food Supply Chain. Advanced Functional Materials, 2020 DOI: 10.1002/adfm.202005370
2. Lu Chen, Lina Gruzinskyte, Steffen Lynge Jørgensen, Anja Boisen, Sarvesh Kumar Srivastava. An Ingestible Self-Polymerizing System for Targeted Sampling of Gut Microbiota and Biomarkers. ACS Nano, 2020; DOI: 10.1021/acsnano.0c05426