Medical research

Cells can use uridine, a component of RNA, as a source of energy

Our bodies burn carbohydrates, proteins, and fat for fuel, and now, researchers at the Broad Institute of MIT and Harvard and the University of Lausanne have discovered another important energy source for cells: uridine, ...

Psychology & Psychiatry

Scientists gain new understanding of how brain cells talk

Experts from the University of Nottingham have discovered that reversing the modification of molecular messages at synapses in the human brain, may contribute to reversible mental health conditions such as anxiety, and memory ...

Medical research

Nicotine may harm human embryos at the single-cell level

Nicotine induces widespread adverse effects on human embryonic development at the level of individual cells, researchers report February 28th in the journal Stem Cell Reports. Single-cell RNA sequencing of human embryonic ...

Medical research

Study confirms how RNA chemical modifications benefit HIV-1

A chemical modification in the HIV-1 RNA genome whose function has been a matter of scientific debate is now confirmed to be key to the virus's ability to survive and thrive after infecting host cells, a new study has found.

Medical research

Researchers spot mutations that crop up in normal cells as we age

Cell division is not perfect. As we get older, mutations often appear in genes in normal cells. Most of these mutated cells and their progeny—called "somatic clones"—have no effect on our health, but a tiny fraction can ...

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