Related topics: protein · genes · cells

Biologists turn eavesdropping viruses into bacterial assassins

Princeton molecular biologist Bonnie Bassler and graduate student Justin Silpe have identified a virus, VP882, that can listen in on bacterial conversations—and then, in a twist like something out of a spy novel, they found ...

The source of stem cells points to two proteins

Mammalian embryos are unlike those of any other organism as they must grow within the mother's body. While other animal embryos grow outside the mother, their embryonic cells can get right to work accepting assignments, such ...

Key to expanding genetic code described

Yale scientists have described the atomic structure of a protein that is the key tool in efforts by synthetic biologists to expand the genetic code.

Biologists unlock code regulating most human genes

Molecular biologists at UC San Diego have unlocked the code that initiates transcription and regulates the activity of more than half of all human genes, an achievement that should provide scientists with a better understanding ...

History of cells told through MEMOIR

Researchers have developed a new method for reading the history and "family trees" of cells. Called MEMOIR, or Memory by Engineered Mutagenesis with Optical In situ Readout, the technique can record the life history of animal ...

Is nature mostly a tinkerer or an inventor?

The Krüppel-like factor and specificity protein (KLF/SP) genes are found across many species, ranging from single cell organisms to humans. This gene family has been conserved during evolution, because it plays a vital role ...

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