All articles by Linda Stewart – Page 39
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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.
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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.
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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.
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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.
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NewsTransplanting healthy reef ecosystems to damaged reefs improves coral health
A pioneering study has revealed significant improvements in coral health through an innovative approach of transplanting healthy reef ecosystems to damaged reefs. The study offers new hope for coral reef restoration and the fight against widespread coral decline.
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NewsPhotodynamic therapy with annatto colorant found to be effective against bad breath
A study by researchers working in Brazil shows that antimicrobial photodynamic therapy in which blue light targets annatto colorant is a feasible and effective option for treatment of halitosis in mouth-breathing children.
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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.
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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.
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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.
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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.
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NewsNew tool reveals how malaria sticks to red blood vessels
Scientists have unveiled a new tool for studying the highly variable traits that allow malaria parasites to stick to red blood cells and evade the immune system.
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NewsResearchers develop light-guided siRNA delivery system based on cyanobacteria
In a study published in Cell Reports Physical Science on Nov. 25, a research team led by Prof. Cai Lintao from the Shenzhen Institutes of Advanced Technology (SIAT) of the Chinese Academy of Sciences reported its development of an innovative intelligent light-guided biohybrid system, the CTPA/siCSF1R system, to target tumor-associated ...
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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.
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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.
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NewsAntibiotics initiated for suspected community-acquired pneumonia even when chest radiography results are negative
A new study shows that many general practitioners prescribe antibiotics for suspected community-acquired pneumonia even when chest X-ray results are negative, highlighting a gap between guidelines and actual practice.
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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.
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NewsScientists uncover new mechanism in bacterial DNA enzyme opening pathways for antibiotic development
Researchers have achieved a breakthrough in understanding DNA gyrase, a vital bacterial enzyme and key antibiotic target. This enzyme, present in bacteria but absent in humans, plays a crucial role in supercoiling DNA, a necessary process for bacterial survival.
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NewsNatural saclipins in cyanobacteria offer hope of combating skin aging
A new study reveals that saclipins, derived from edible cyanobacterium, enhance collagen and support skin whitening and anti-aging.
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NewsProbiotic may counteract fire-retardant chemical damage
A mouse study reports that probiotic supplementation can reduce the negative impacts of polybrominated diphenyl ethers, or PBDEs - fire-retardant chemicals - on neurodevelopment, behavior, and metabolism.
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NewsParkinson’s drug changes the gut microbiome for the worse due to iron deficiency
Scientists have revealed that the widely prescribed Parkinson’s disease drug entacapone significantly disrupts the human gut microbiome by inducing iron deficiency.