Epstein-Barr Virus-Associated Post-Transplant Lymphoproliferative Disease (EBV/PTLD) is a virus that can happen after receiving a solid organ transplant or allogenic cell transplant. The purpose of this study is to learn more about a new treatment called tabelecleucel. We want to see how well this treatment works for patients with this virus who did not get better with a treatment called rituximab or rituximab plus chemotherapy.
Study Topics
Infectious Diseases
Rare Disease
Cancer
Clostridioides difficile (C. diff) is a germ that can spread from person to person. It can cause very bad diarrhea and, in serious cases, can be life threatening. This study looks at whether a new vaccine can help prevent C. diff diarrhea or make the illness less severe, reduce doctor visits, or lower the need for antibiotics in adults age 65 and older.
Study Topics
Aging
Infectious Diseases
Stomach and Intestines
The purpose of this study is to learn more about a new vaccine called mRNA-1403. We want to see if the vaccine is safe and works well to prevent stomach flu caused by norovirus.
Study Topics
Infectious Diseases
The purpose of this study is to see if a new vaccine called GEO-CM04S1can help people who have received a cell therapy build protection from COVID-19. We want to compare this new vaccine to the current COVID-19 vaccines and see which one will work better.
Study Topics
Infectious Diseases
The purpose of this study is to learn more about the opinions and preferences of older adults living with chronic conditions such as human immunodeficiency virus (HIV), diabetes, COPD and other chronic health conditions. We want to learn more about their experience with medication regimens.
Study Topics
Aging
HIV/AIDS
Infectious Diseases
Mental Health
