Thank you for visiting nature.com. You are using a browser version with limited support for CSS. To obtain
the best experience, we recommend you use a more up to date browser (or turn off compatibility mode in
Internet Explorer). In the meantime, to ensure continued support, we are displaying the site without styles
and JavaScript.
Treating neurodegenerative disease with drugs that inhibit the activity of caspases (proteases that regulate apoptosis) is a therapeutic avenue beginning to be explored.
The finding that maternal lead ingestion increases the prevalence of caries in rat pups may explain the greater incidence of tooth decay among inner city children (pages 1024–1025).
Assays that distinguish between cell cycle arrest and apoptosis should help to determine the response of tumor cells to chemotherapy in the clinic (pages 1034–1036).
