This 2003 electron microscope image made available by the Centers for Disease Control and Prevention shows mature, oval-shaped monkeypox virions, left, and spherical immature virions, right, obtained from a sample of human skin associated with the 2003 prairie dog outbreak. Monkeypox, a disease that rarely appears outside Africa, has been identified by European and American health authorities in recent days. (Cynthia S. Goldsmith, Russell Regner/CDC via AP)

02/15/22 – BOSTON, MA. – At home COVID-19 Test on Feb. 15, 2022. Photo by Matthew Modoono/Northeastern University

03/13/17 – BOSTON – Scenes from inside ISEC on March 13, 2017. Photo by Adam Glanzman/Northeastern University

05/13/20 – BOSTON, M.A. – Spring scenes on the Boston Campus on May 13, 2020. Photo by Ruby Wallau/Northeastern University

May 13, 2015 – The Behrakis Health Sciences Center as seen on May 13, 2015.

01/27/17 – BOSTON, MA. People are reflected in the window as they walk through the Interdisciplinary Science and Engineering Complex (ISEC) on Jan. 27, 2017. Photo by Adam Glanzman/Northeastern

08/17/20 – BOSTON, M.A. – A look inside Northeastern’s testing center on opening day at the Cabot Physical Education Center on August 17, 2020. The center is a comprehensive coronavirus testing for faculty, staff, and contract workers, as well as students and plays an integral role in the university’s plan to reopen and promote the safety of its surrounding communities. Photo by Ruby Wallau/Northeastern University

Abs technology COVID-19 research – 3d rendered image. Pandemic wave. Viral Infection concept. Delta, Omicron (B.1.1.529) variant. Sars-cov-2, 2019-nCoV, Coronavirus. Antibody, Antigen, stealth, Vaccine technology concept.

Heather Clark, a professor in the departments of bioengineering and chemistry, works at the Chemical Imaging of Living Systems Institute in the Interdisciplinary Science and Engineering Complex. Clark helped develop a nanosensor that can image communication between the brain and the body. Photo by Ruby Wallau/Northeastern University

Photo: Mary Knox Merrill / Northeastern University

Photo by Matthew Modoono/Northeastern University