toxins

Salmonella food poisoning can make you miserable for several days. New research suggests that some of its serotypes – variations of the bacterial species – can have permanent repercussions. It may damage your DNA, research by Cornell food scientists indicates. Not all salmonella serotypes are equal, says study author Rachel Miller, a doctoral candidate in… Read more

The ability of the small intestine to absorb nutrients and act as a barrier to pathogens is significantly decrease after chronic exposure to nanoparticles of titanium dioxide, a food additive found in everything from chewing gum to bread, suggests research from Binghamton University, State University of New York. Researchers exposed a small intestinal cell culture… Read more

Exposure to synthetic chemicals commonly found in insecticides and garden products adversely affects melatonin receptor signaling, creating a higher risk for metabolic diseases such as diabetes, University at Buffalo researchers have found. The study combined a big data approach, using computer modeling on millions of chemicals, with standard wet-laboratory experiments. Margarita L. Dubocovich, PhD, senior… Read more

Health practitioners, scientists, and children’s health advocates are calling for more attention to the growing evidence that many common and widely available chemicals endanger neurodevelopment in fetuses and children of all ages. The new report, “Project TENDR: Targeting Environmental NeuroDevelopment Risks,” appears in the journal Environmental Health Perspectives. The chemicals that are of most concern… Read more

A pair of Brazilian frog species have been identified as the world’s first-known venomous frogs. Of course, some frogs are known to secrete poison from glands in their skin. But, not only do these Brazilian frogs produce potent toxins, they also have a method to deliver their deadly secretions into another animal using bony spines… Read more