bunsen burner

Applicants seeking admission to the MERGE-ID track must apply to the Sackler School of Graduate Biomedical Sciences through the online application by December 15th.  The applicants must apply to thePhD Program in Molecular Microbiology/MERGE-ID Track.  On the online application, an applicant who is interested in the regular Molecular Microbiology Program will have the option to select should they wish to be considered for admission the regular program as well.

Applicants for the MERGE-ID track must discuss their motivation and relevant research experiences that have led to their interest in the MERGE-ID track as well as how MERGE-ID training fits into their overall career goals in their personal statement.

Applicants are recommended to have completed a minimum of one year of college-level biology, at least one year of college-level mathematics, and inorganic and organic chemistry. Although not required, successful completion of courses in biochemistry, cell biology and genetics is a significant asset for graduate biomedical study. The Graduate Record Examination is required, but a subject test (Biology or Biochemistry) is optional. Additional information about application documents, selection criteria, and international applicant requirements can be found on the PhD admissions page.

MD/PhD students are not eligible for the MERGE-ID track, but may participate in MERGE-ID activities and enroll in its courses as appropriate for their research training.

Subject to availability of funds, all students, including those from abroad, receive full tuition remission, a stipend, and health insurance.

Contact Information

Ralph Isberg








Ralph Isberg, PhD
Program Director

Administrative Office
M&V 4
Phone: 617-636-6750
Fax: 617-636-0337


bacterial plate

MERGE-ID is for PhD students who want to integrate clinical infectious disease problems into basic research on pathogenic mechansisms and host responses.

Health Science Campus

Health Science Campus Sign

The Health Sciences Campus is home to Sackler, the Schools of Medicine, Dental Medicine, Nutrition, Tufts Medical Center and several research institutes.

Tufts Medical Center

Tufts MC Atrium

Tufts Medical Center is home to many Sackler faculty members.

Apply to the Sackler School


The priority application deadlines are as follows:

December 1: Basic Science Division PhD Programs

February 15: Building Diversity in Biomedical Sciences

March 31: Post-Baccalaureate Research Program

May 1: Clinical & Translational Science, MS in Pharmacology & Drug Development