A closer look at cells

Many substances and nutrients are exchanged across the cell membrane. EPFL scientists have developed a method to observe these exchanges, by taking a highly accurate count of the number of proteins found there. Their research ...

Surface protein editing in bacteria

University of Minnesota researchers have discovered this previously unknown signaling pathway that regulates surface proteins on bacteria that can lead to new targets for antibiotics.

How did early primordial cells evolve?

Four billion years ago, soon after the planet cooled enough for life to begin, primordial cells may have replicated and divided without protein machinery or cell walls, relying instead on just a flimsy lipid membrane. New ...

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