All USA & Canada articles
-
NewsPregnancy enhances natural immunity to block severe flu
Scientists discover a natural flu defense mechanism that activates in the nasal cavity during pregnancy.
-
NewsHow did human brains get so big? The answer could be in our gut
Microbes supporting the production of more metabolic energy could be key to the evolution of large brains, according to a study that shows gut microbes from different animal species shape variations in their biology.
-
NewsA new approach to predicting malaria drug resistance
Researchers analyzed the genomes of hundreds of malaria parasites to determine which genetic variants are most likely to confer drug resistance.
-
NewsNanorobot hand made of DNA grabs viruses for diagnostics and blocks cell entry
A tiny, four-fingered ‘hand’ folded from a single piece of DNA can pick up the virus that causes COVID-19 for highly sensitive rapid detection and can even block viral particles from entering cells to infect them.
-
NewsNewly designed nanomaterial shows promise as antimicrobial agent
Newly developed nanocrystals show potential as antimicrobial agents that are stable, effective and easy to produce.
-
NewsMouse gut fungus reveals secrets of symbiosis and allergy
A fungus discovered in the mouse stomach may hold a key to fungal evolution within the gastrointestinal tract, according to new research. The finding suggests that preclinical studies until now have overlooked a major influencer of mouse physiology.
-
NewsCervical cancer deaths in young women plummet after introduction of HPV vaccine
Cervical cancer deaths have plunged dramatically among women under age 25, and researchers believe this is likely due to HPV vaccination.
-
NewsZoonotic transmission of Covid has led to infections in more than 30 mammalian species
Zoonotic transmission of severe acute respiratory coronavirus 2 (SARS-CoV-2) has been found to result in infections in more than 30 mammalian species, according to a study published in Zoonoses journal.
-
NewsWorried about a pregnant woman’s stress and mental health? Her saliva may hold the key.
New research has found that the number and type of microbes present in the saliva of pregnant women differ according to whether they are experiencing life stress and symptoms of anxiety, depression and post-traumatic stress disorder.
-
NewsSpecialist under-ice species at risk as Arctic warms
’Specialist’ lifeforms that live under Arctic sea ice are at risk as the ice retreats, new research shows. Scientists studied microscopic organisms in four environments – open ocean, river mouths, coasts and under sea ice – in the sea off northern Canada.
-
NewsResearchers develop a simple lab-free test to detect bacteria in fluids from water to urine
A novel new test for bacteria in fluids makes it as easy as observing a colour change to confirm the presence of disease-causing pathogens, promising much easier diagnostic tests and greater food safety.
-
NewsStudy examines advantages of podcasts for sharing information on infectious diseases
A new study strikes a blow against medical misinformation by providing an expert guide to credible podcast sources – an especially valuable tool in infectious disease, where a host of conflicting and unreliable information circulates about COVID-19, vaccines and other topics.
-
NewsHealing the gut can reduce long-term impact of stroke, new research finds
A new study found that a drug that was effective at protecting the brain in the immediate aftermath of a stroke failed to prevent long-term cognitive impairment when applied only to the brain. The same drug, when applied to the gut, reduced impairment significantly.
-
NewsUsing antibiotics alone to treat children with appendicitis is a cost-effective and safe alternative to surgery
An analysis of data from more than 1,000 children with uncomplicated acute appendicitis found an antibiotics-only approach resulted in less pain and fewer days off from school during the first year after the initial hospital visit.
-
NewsResearchers find that intestinal infections change bile composition
Intestinal infections can change the composition of liver bile, leading to changes in immune function and gut bacteria, potentially helping fight off harmful bacteria.
-
NewsUniversity of Miami, partners awarded $16 million NOAA grant for groundbreaking coral restoration project
Scientists have been awarded a four-year, $16 million grant to lead an ambitious program to implement and scale-up new approaches to increase the climate resilience of Florida’s restored coral reefs.
-
NewsHot water best for sanitizing in-shell pecans, sanitizers prevent cross-contamination
To identify best practices for microbial safety in the pecan market, scientists conducted a study to evaluate methods of sanitizing pecans against Shiga toxin-producing E. coli, also known as STEC.
-
NewsMost U.S. adults surveyed trust store-bought turkey is free of contaminants, despite fecal bacteria being found in ground turkey
More than six out of 10 U.S. adults say they wouldn’t eat turkey contaminated with feces, yet consumer research has shown more than half of store-bought packages of ground turkey tested positive for it.
-
NewsUniversity awarded $1.5 million to study vaginal bacterial disorder linked to serious health risks
With a $1.5 million grant from the National Institutes of Health (NIH), researchers at the Case Western Reserve School of Medicine will study the dynamics of bacterial vaginosis in hopes of identifying a more effective approach.
-
NewsSub-Saharan Africa leads global HIV decline: Progress made but UNAIDS 2030 goals hang in balance
A new study reveals significant progress in the global fight against HIV/AIDS, alongside a stark warning that current trends indicate the world is not on track to meet the ambitious UNAIDS 2030 targets.
