Ant cuticular hydrocarbons inform nest mates to perform specific tasks.

Disruption of cyclin-dependent kinase inhibitor Ink4d causes hearing loss in mice.

Cell signaling, not nutrient availability, coordinates mammalian cell growth and mitosis.

Bmi-1 is essential for proliferation of both normal and leukemic stem cells.

The crystal structure of plasmodium DHFR-TS may explain drug resistance mechanisms.

Multiple sclerosis damage in mice can be repaired by injecting neural precursor cells.

Recombinant BCG exporting ESAT-6 may increase protection against tuberculosis.

LRP1 protects the vascular wall endothelium via PDGFR activation.

Post-transplant Kaposi sarcoma can develop from donor-derived progenitors.

Coots count their eggs, reducing the costs of conspecific brood parasitism.

p53 uses a specific binding site to regulate its target gene PAC1 and apoptosis.

Peanut antigens do not in themselves induce a Th2 cytokine response in children.