Study finds novel macrolide–DEL-1 axis drives bone regeneration in aging individuals

Aging is associated with increased susceptibility to periodontitis due to the reduced expression of DEL-1. Credit: Niigata University Researchers from Niigata University and a University of Pennsylvania team have identified

Study warns fluoride bans may raise tooth decay in children

Removing fluoride from drinking water could lead to more cavities in kids and higher health care costs, a new analysis suggests. Researchers estimate that if five states stop adding fluoride

Heart rhythm disorder traced to bacterium lurking in gums

Immunohistochemical staining in mice shows Porphyromonas gingivalis (green) entering cardiac muscle through small blood vessels in the left atrium. Credit: Shunsuke Miyauchi/Hiroshima University Tempted to skip the floss? Your heart