illustration of inside of gut with floating bacteria
Finding Could Pave the Way to New, Targeted Antibody Treatments
IgA antibodies appear to bind to specific species of commensal gut bacteria in mice, according to a study.
Finding Could Pave the Way to New, Targeted Antibody Treatments
Finding Could Pave the Way to New, Targeted Antibody Treatments

IgA antibodies appear to bind to specific species of commensal gut bacteria in mice, according to a study.

IgA antibodies appear to bind to specific species of commensal gut bacteria in mice, according to a study.

bacterial infection
Black and white photo of excavation<br><br>
Black Death Likely Originated in Central Asia
Andy Carstens | Jun 15, 2022
Genetic testing of people who died in Kyrgyzstan eight years before plague reached Europe reveals an ancient strain of the bacterium Yersinia pestis.
a vial of cobra venom and a bacteri-covered agar plate
Study Questions Sterility of Snake and Spider Venoms
Christie Wilcox | Jan 31, 2022
In work that has not yet been peer-reviewed, researchers present evidence that microbes can and do live inside the venom glands of several dangerous species. It remains unclear whether they’re to blame for infections linked to bites.
illustration of colorful microbes inside a person's stomach and intestines
How Commensal Gut Bacteria Keep Pathogens in Check
Alejandra Manjarrez | Oct 14, 2021
Recent studies describe how resident microbiota appear to outcompete unwelcome visitors, either with superior weaponry or by guzzling up local resources.  
Colonies of Burkholderia pseudomallei growing on a chocolate agar plate
Q&A: What You Need to Know About Melioidosis
Christie Wilcox | Aug 16, 2021
CDC investigators continue to search for the source of the bacteria that caused four infections—two of them lethal—in four different states. The Scientist spoke with melioidosis expert Bart Currie about the disease.
A close-up of a fruit fly head with antenna clearly visible in front of its red eyes
Bacterial Infections Disrupt Flies’ Sense of Smell
Abby Olena | Jul 21, 2021
The temporary loss of olfaction stops the flies from eating any more of whatever it is that made them sick.
Genetically Modified Viral Cocktail Treats Deadly Bacteria in Teen
Ashley Yeager | May 8, 2019
Tweaking the genomes of two phages and combining them with a third phage helped to clear a persistent Mycobacterium infection in the patient.
DNA-Delivered Antibodies Fight Off Lethal Bacterial Infection
Catherine Offord | Oct 3, 2017
Mice receiving the treatment produced their own monoclonal antibodies and survived infection with the life-threatening pathogen Pseudomonas aeruginosa.
Vibrio Infections On the Rise
Alison F. Takemura | Aug 9, 2016
Increases in oceanic populations of these bacteria—both pathogenic and not—is an effect of climate change, scientists show.