Fluorescent nematodes can help monitor indoor air impurities

Good quality indoor air is crucial to our well-being, while impurities in the air can compromise our working capacity and health. Researchers at the University of Turku in Finland have developed a new method for measuring ...

Self-assembling proteins can store cellular 'memories'

As cells perform their everyday functions, they turn on a variety of genes and cellular pathways. MIT engineers have now coaxed cells to inscribe the history of these events in a long protein chain that can be imaged using ...

Developing alginate hydrogels that can support cell growth

Encapsulating cells—both prokaryotic and eukaryotic—allows researchers to carry out experiments in hydrated environments over prolonged periods of time. However, cell growth under these conditions can exert a lot of pressure ...

Watching plants switch on genes using a fluorescent protein

Biologists often use green fluorescent protein (GFP) to see what happens inside cells. GFP, which scientists first isolated in jellyfish, is a protein that changes light from one color into another. Attaching it to other ...

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