Researchers find traces of SARS-CoV-2 in the stool and blood of kids with the post–COVID-19 inflammatory disorder, and signs of increased intestinal permeability.

The recent news of consumers hoarding gasoline in the face of a brief closure of one of the world’s biggest petroleum pipelines is just the latest episode of panic buying since the COVID-19 pandemic started.

Research in mice and humans points to oxidative stress and inflammation as likely drivers of noise-induced health effects such as hypertension and heart disease.

Meet some of the people featured in the June 2021 issue of The Scientist.

Sound from cars, aircraft, trains, and other man-made machines is more than just annoying. It increases the risk of cardiovascular disease.

In addition to continued scruitiny of the SARS-CoV-2 virus, research on similar pathogens could aid in the fight against the COVID-19 pandemic and future disease outbreaks.

Two viruses from dogs and pigs were isolated from human patients, but neither was proven to cause severe disease or to transmit to other people.

A dysfunctional lymphatic system, described as a clogging of the brain’s sink, may explain why immunotherapies fail in some Alzheimer’s patients.

The Centenary University professor studies the far-reaching effects of changes in the gut bacteria of mosquitos and other species.

Researchers insert functioning cone photoreceptors into the retinas of mice with advanced eye disease, improving their vision.

The National Academies’ report touches on ethical issues raised by new technologies such as brain organoids and human-animal chimeras, and suggests that current regulatory oversight is sufficient.

Vaccinations with the Johnson & Johnson jab paused at several sites earlier this week after an unusual number of people experienced adverse reactions, but the CDC says there’s no cause for concern.

From a loss of taste to dementia, infectious agents cause an array of neurological symptoms.

A review of hundreds of cases finds that only a minority of patients noted being sick with a coronavirus infection prior to developing the severe inflammatory condition.

Stanford University researchers determined the code from spare drops in discarded vials of the COVID-19 vaccine and published it on GitHub.

A study that compared several anesthetic regimens in rodents showed that only one—inhaled isoflurane—wasn’t detrimental to the activity of neurons in the hippocampus.

It’s now thought that in many cases, cancer cells disseminate from the primary tumor site early on and lay dormant for long periods rather than only venturing out from primary tumors at an advanced stage.

Recent insights, such as the recognition that disseminated cancer cells can lie dormant for years before seeding secondary tumors, suggest novel strategies for fighting metastatic disease.

From his student days in veterinary medicine in Ethiopia to running a lab on metastasis at MD Anderson Cancer Center, Debeb has a passion for understanding how living things work.