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Articles on Proteins

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David Julius, one of the two recipients of the 2021 medicine Nobel Prize, used the active component in chile peppers to study how the brain senses heat. Anton Eine/EyeEm via Getty Images

The 2021 Nobel Prize for medicine helps unravel mysteries about how the body senses temperature and pressure

The joint award recognizes the long road to deciphering the biology behind the brain’s ability to sense its surroundings – work that paves the way for a number of medical and biological breakthroughs.
Messenger RNA carries the instructions for life from DNA to the rest of the cell. ktsimage/iStock via Getty Images Plus

What is mRNA? The messenger molecule that’s been in every living cell for billions of years is the key ingredient in some COVID-19 vaccines

In the spotlight for its role in COVID-19 vaccines – and a Nobel Prize – mRNA is not a new invention. It’s a crucial messenger molecule at work every day in every cell in your body.
Gene-based vaccines had never been approved for humans before the coronavirus pandemic. Juan Gaertner/Science Photo Library via Getty Images

3 medical innovations fueled by COVID-19 that will outlast the pandemic

The coronavirus pandemic has driven a lot of scientific progress in the past year. But just as some of the social changes are likely here to stay, so are some medical innovations.
Just 20 amino acids for chains in various combinations to create the thousands of varieties of proteins in our body. David Goodsell/ProteinDatabase

What is a protein? A biologist explains

A biologist explains where proteins come from and what role the 20,000 or so proteins in your body play in keeping you alive and kicking.
One slice is never enough. Radu Bercan/Shutterstock.com

Why does pizza taste so good?

Pizza might seem like a simple food, but it’s uniquely equipped to excite our brains and thrill our taste buds.

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