October 18, 1999

Blueprint Made of Machine that Splits DNA Michael Sawaya and Tom Ellenberger (front) have created the first atomic-resolution image of the molecular motor that unwinds the DNA double helix during replication. It is one of a family of proteins, the helicases, that remain mysterious though recognized as fundamental machines of the cell. "We know next to nothing about how these helicases move on DNA," Ellenberger says.

Researchers Discover Potential New Approach to Treating Cystic Fibrosis

Harvard School of Dental Medicine 1999 Ahmed Visiting Professorship Program: "Immunopathology of Oral Mucosal Inflammatory Diseases" and other lectures Roy S. Rogers III, Mayo School of Health-Related Sciences October 20Ð21

Public Health Coalition Uses Stats Against Big Tobacco Created by students and researchers at the School of Public Health, the International Marketing and Policy Analysis Consortium Targeting Tobacco (IMPACTT) is disseminating research to policymakers to facilitate tobacco control policies at the state, federal, and international levels. As members of IMPACCT, Kamala Dansinghani and Sean David, both postdocs at HSPH, are encouraging students from the Medical School to join as well.

New Look at the Quad Celebration of Community Service More photos will be added this week of the October 7 celebration of Global Harmony/Ebert Community Service Day on the Quad. It was the seventh annual event calling attention to faculty, students, and staff and their outreach activities. Among the festivities was the announcement of the Dean's Community Service Awards.