How Parental Choice Not to Vaccinate Kids Starts and Spreads …
2017年6月24日 · It's not always easy to get to the root of an infection outbreak. Epidemiologists study infected people, contacts, and carefully examine where the infections happened and when. In the case of a 2012 outbreak of pertussis — whooping cough — in Oregon, scientists just published an analysis of how vaccination status affected when a child became infected during …
Dangerous Bacterial Films Communicate with Electric
2017年1月28日 · Now while that may all sound gross, some biofilms are helpful. In addition to being a natural part of a healthy human body and the environment, biofilms currently have practical uses that include sewage treatment, bioremediation that percolates toxins out of contaminated water, and assistance extracting metals like copper during the mining process.
Rare Raccoon Parasite Causing Blindness & Severe Brain
2017年8月12日 · Video: Space & Sound Used to Help Visually Impaired Navigate with the HoloLens News: Researchers Discover Key Proteins Malaria Uses to Infect the Liver—A Key Step in Stopping the Parasite News: Gut May Hold Key to Infectious Brain Diseases How To: Hypoglycemia - How We Deal with It
We've Finally Figured Out Why Some Mushrooms Glow
2017年5月13日 · Bioluminescence — the ability of an organism to produce and emit light — is nature's light show. Plants, insects, fish, and bacteria do it, and scientists understand how. Until now, though, we didn't know how fungi glow. Now, thanks to research led by Zinaida Kaskova in the Institute of Bioorganic Chemistry at Russian Academy of Sciences, we've figured out how …
Ants Create Chemical Cocktails to Brew Antibiotics
2017年4月1日 · Yet scientists suspected something more was going on. Ants communicate through sound, touch, and chemical signaling. Formic acid is one of the chemicals produced by ants. Used by humans for its antimicrobial properties, formic acid is a component in some food preservatives, cosmetics, and is used in agricultural, textile, and other industries.
Dogs Could Be Spreading Antibiotic-Resistant Infections to Their …
2017年5月12日 · Our canine best friends could spread our bacterial worst nightmare, according to a recent study. The problem with drug-resistant bacteria is well known. Overused, poorly used, and naturally adaptive bacteria clearly have us outnumbered. As science drives hard to find alternative drugs, therapies, and options to treat increasingly resistant infections, humans are …
How Researchers Could Use Bacteria to Determine Time of Death
2016年12月28日 · When a dead body is discovered, finding out when the person died is just as important as finding out how the person died. Determining the time of death has always involved lots of complicated scientific detective work and less-than-reliable methods. However, a study by Nathan H. Lents, a molecular biologist at the John Jay College of Criminal Justice in New …
Hospital Floors May Look Clean, but They're Teeming with Deadly ...
2017年3月4日 · Hospitals are places we go to get well, and we don't expect to get sick or sicker there. But a study from researchers at the Cleveland Clinic, Case Western Reserve University School of Medicine, and Cleveland VA Medical Center in Ohio found that hospital floors in patient rooms were frequently contaminated with healthcare-associated pathogens—often dangerous …
Another Reason to Wash Your Sheets—Deadly Hospital
2017年2月18日 · Six people have died from fungal infections in Pittsburgh hospitals since 2014—that fact is indisputable. The rest of the situation is much vaguer. A lawsuit has been filed against the hospitals on behalf of some of the deceased patients, alleging that moldy hospital linens are to blame. While the lawyers argue over who's at fault, let's look at how this could …
What Microbes May Be Living in the Oceans of Europa & Enceladus
2017年7月5日 · Earlier this year, NASA reported on findings that might point to water, and microbial life, on moons orbiting Jupiter and Saturn. Named Europa and Enceladus, those moons contain large oceans under their icy surfaces, which many speculate could hold microbial life.