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Short-chain fatty acids propionate and butyrate directly modify chromatin to regulate gene expression

Short-chain fatty acids influence gene regulation and chromatin accessibility, highlighting their role in colorectal cancer and normal cellular processes.

13 Jan 2025

Plant chemical discovered to prevent biofilm formation

If your teeth have ever felt fuzzy after skipping a brushing, you've encountered biofilm-a slimy bacterial layer that clings to surfaces. In medical settings, biofilms make infections harder to treat when they form protective shields for bacteria on devices like catheters and implants.

10 Jan 2025

Household dogs found to contribute to the spread of antibiotic-resistant Salmonella

Antibiotic-resistant Salmonella is a serious public health concern that has increased in recent years as the bacteria have developed ways to survive drugs.

9 Jan 2025

Study reveals widespread microplastic contamination in U.S. West Coast fish and shellfish

Researchers measure the levels of anthropogenic particles present in various seafood caught along the West Coat of the United States.

9 Jan 2025

U.S. wastewater treatment fails to address rising organofluorine contamination

Municipal wastewater treatment plants remove less than 25% of extractable organofluorine, with fluorinated pharmaceuticals dominating contaminants and posing significant risks to U.S. drinking water quality.

7 Jan 2025

New method detects human fecal contamination in water

The presence of human waste in sewage overflow or stormwater runoffs that ultimately find their way into rivers and lakes is a major public health hazard.

23 Dec 2024

Eggs are back on the menu: Study finds no link to obesity with moderate intake

Frequent but moderate egg consumption, coupled with proper cooking methods, does not increase obesity risk and may even support healthy lipid metabolism.

19 Dec 2024

Nasal fungi differ in people with allergies and asthma

This study identifies key differences in nasal fungi composition in asthma and allergy patients, offering insights into their role in airway disease dynamics.

19 Dec 2024

Could microalgae fermentation create the superfoods of the future?

Microalgae fermentation unlocks sustainable and nutritious food production, offering bioactive peptides with antidiabetic properties but faces challenges in consumer acceptance.

18 Dec 2024

Soil ecosystems fuel antibiotic resistance development

Soil plays a much bigger role in the spread of antibiotic resistance than one might imagine.

13 Dec 2024

Toxic ‘forever chemicals’ taint rural California drinking water, far from known sources

Juana Valle never imagined she'd be scared to drink water from her tap or eat fresh eggs and walnuts when she bought her 5-acre farm in San Juan Bautista, California, three years ago.

11 Dec 2024

Toxic chemical exposure in early life linked to behavioral problems in rats

Early life exposure to a class of endocrine-disrupting chemicals (EDCs) called polychlorinated biphenyls (PCBs) may lead to behavioral problems in rats, according to a new animal study published in the Journal of the Endocrine Society.

10 Dec 2024

Microplastics detected in human blood linked to altered coagulation markers

Findings indicate microplastics in blood are linked to inflammation and coagulation markers, underscoring the need for reduced exposure and further research.

10 Dec 2024

Vancouver study reveals surge in severe Shigella cases in homeless population

A recent study published in Clinical Infectious Diseases has uncovered an increase in severe multidrug-resistant (MDR) Shigella sonnei infections, particularly among people experiencing homelessness (PEH) in Vancouver, Canada.

6 Dec 2024

New method detects unrecognized chemicals in the human body

From the 1960s to the 1980s, the use of lead in fuel, paints, and pipes caused widespread contamination.

6 Dec 2024

McMaster University develops fast and easy test for bacteria detection in fluids

A novel new test for bacteria in fluids makes it as easy as observing a color change to confirm the presence of disease-causing pathogens, promising much easier diagnostic tests and greater food safety.

26 Nov 2024

Environmental factors contribute to higher PFAS exposure in Southern California

Evidence is mounting on the health problems linked to per- and polyfluoroalkyl substances (PFAS), a group of manufactured chemicals used in consumer products that accumulate in the body and take a very long time to break down.

22 Nov 2024

Saliva microbes differ in pregnant women with stress and mental health symptoms

Research links oral cavity microbes to maternal mental health, revealing potential interventions during pregnancy to enhance psychological well-being.

21 Nov 2024

Air pollution linked to head and neck cancer risk

Increased PM2.5 levels are linked to higher head and neck cancer risk, particularly in disadvantaged communities, highlighting urgent public health measures.

15 Nov 2024

Scientists fear what’s next for public health if RFK Jr. is allowed to ‘go wild’

Many scientists at the federal health agencies await the second Donald Trump administration with dread as well as uncertainty over how the president-elect will reconcile starkly different philosophies among the leaders of his team.

14 Nov 2024