We’re just beginning to decode this faint optical “signature of life” and what it could reveal about health, disease, and the ...

The mitochondria (center) is part of the cell machinery. (SciePro/Science Photo Library/Getty Images) To properly understand ...

Learn how a blood-based aging test connected youthful brain-support cells with lower genetic risk and older muscle cells with ...

When you take a drug, where in your body does it actually go? For most medications, scientists can make only educated guesses about the answer to this question. Traditional methods can measure the ...

During infections, the immune system needs to distinguish foreign antigens that are expressed by invading bacteria and viruses from self-antigens that are expressed by cells of the body. If not, the ...

Every pregnancy depends on an organ that most people will never see. As organs go, the placenta — the tissue that surrounds a developing fetus — is a jack of all trades. It can filter toxins like a ...

Processing bodies (P-bodies) are membrane-less organelles composed of condensed mRNAs and proteins that play essential role in mRNAs decay and storage, contributing to the translational control of ...

Full-body defense does not always look the way textbooks say it should. In planarian flatworms, a newly identified cell type ...

Single-cell sequencing unpacked 10 varieties of fat cells, including one that uses an alternative heat-regulating strategy that protects against weight gain. When Wolfrum and his team used single-cell ...

mRNA bundled in lipid nanoparticles trains T cells in mice to eliminate cancer. Coupled with noninvasive imaging, researchers tracked the in situ CAR-T cells to assess their effectiveness and safety.