National Surveillance of Human Ehrlichiosis Caused by Ehrlichia ewingii, United States, 2013-2021

Dr. Nic Hoffmann, a medical historian, and Dr. Shawn Lockhart, a senior advisor for mycology with the Mycotic Diseases Branch at CDC, discuss the history of beer and fermentation, the hidden world of fungi, and the evolving role of fungi in human health and disease.

Dr. Faisal Ali and Dr. Jennifer Tam from the British Columbia Children's Hospital and University of British Columbia in Vancouver, Canada, Dr. Rohit Vijh from the Vancouver Coastal Health Public Health Surveillance Unit, and Dr. Anya Smith from the BC Centre for Disease Control discuss a cluster of meningoencephalitis cases caused by snowshoe hare virus and describe the public health investigation and mosquito surveillance pilot project that followed.

Dr. Richard Stanton, a molecular epidemiologist at CDC's Division of Healthcare Quality Promotion, and Dr. Allison James, a veterinarian and microbiologist at CDC's Division of Foodborne, Waterborne, and Environmental Diseases, discuss their study on genetically similar high-risk strains of carbapenemase-producing Enterobacterales found in humans and companion animals in the United States.

Dr. Lauren Jansen, an assistant professor in the Department of Family Medicine at the University of Massachusetts Chan Medical School, and Brianna Loeck, and epidemiologist with the state of Nebraska, discuss an outbreak of campylobacteriosis that occurred in Nebraska in 2021.

Dr. Grace Marx, an infectious disease physician and medical epidemiologist with CDC's Division of Vector-Borne Diseases, and Dr. Emily Mosites, an epidemiologist at the Multnomah County Health Department in Portland, Oregon, discuss Bartonella quintana infections among people experiencing homelessness.