genome, disease & medicine, cell & molecular biology
Plant RNAs Found in Mammals
Cristina Luiggi | Sep 20, 2011
MicroRNAs from plants accumulate in mammalian blood and tissues, where they can regulate gene expression.
Mammoth Blood in the ER?
Rachel Nuwer | Sep 19, 2011
A 35,000-year old woolly mammoth blood protein may aid in contemporary medical procedures.
Public Solves Protein Structure
Jef Akst | Sep 18, 2011
Players of an online game that allows users to adjust how proteins are folded have solved a decade-long protein structure mystery.
Neurotransmitter-Regulated Immunity
Rachel Nuwer | Sep 15, 2011
Nerve signals control T cell responses, helping to explain inflammation and stroke.
Skipping Pluripotency
Jef Akst | Sep 14, 2011
Researchers are developing ways to convert mature somatic cells from one cell type to another, avoiding the tumor-causing pluripotent stage associated with stem cells.
Obscure Organelle in Stem Cells and Cancer
Kerry Grens | Sep 11, 2011
Cellular structures known as midbodies, formed during cell division, appear to accumulate in stem cells and cancer cells, hinting at a potential function for these once-disregarded organelles.
Bacteria Clean Up
Jef Akst | Sep 7, 2011
Hair-like extensions on microbes that remove uranium and other metals from contaminated groundwater could one day help clean up after radiation spills.
Next Generation: Cellular Nanothermometer
Kerry Grens | Sep 2, 2011
Quantum dots, typically used in imaging, also relay temperature changes within a cell.
Vive la Différence
H. Steven Wiley | Sep 1, 2011
Measuring how individual cells differ from each other will enhance the predictive power of biology.
Deep Tissue Treatment
Tia Ghose | Sep 1, 2011
A new, genetically encoded tag for electron microscopy may revolutionize studies of specific proteins in cells and tissues.