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Phys.org / A new tunable cell-sorting device with potential biomedical applications

Poly(N-isopropylacrylamide) (PNIPAM) hydrogel undergoes significant but precise changes in size between 20°C and 40°C, making it an excellent candidate for use in variable-size deterministic lateral displacement (DLD) array ...

14 hours ago in Biology
Medical Xpress / Why stress can make your hair fall out: A two-part reaction

It's well known that stress can trigger hair loss. A new paper explores how this happens and how our response to stress can have long-term consequences for our scalps, research that may eventually yield insights into autoimmune ...

14 hours ago in Medical research
Medical Xpress / Poor kidney health linked to higher levels of Alzheimer's biomarkers in blood

People with impaired kidney function have higher levels of Alzheimer's biomarkers in their blood, but not an increased risk of dementia, according to a study published in Neurology.

8 hours ago in Medical research
Medical Xpress / Small team, big impact: Automation helps relieve symptoms to keep cancer patients out of the ER

For many people living with cancer, symptoms such as pain, anxiety or insomnia can quickly spiral into an emergency room visit. Such visits can be financially costly and take an emotional toll on patients and their caregivers.

14 hours ago in Oncology & Cancer
Medical Xpress / Evidence lacking for medical cannabis in most conditions, researchers find

Medical cannabis lacks adequate scientific backing for most of the conditions it is commonly used to treat, including chronic pain, anxiety and insomnia, according to a comprehensive review led by UCLA Health.

Medical Xpress / Secrets of human behavior come to light in a (very) smart kitchen

By transforming a kitchen into a fully instrumented research environment, a team led by EPFL neuroscientist Alexander Mathis opens a new window onto the fine-grained mechanics of human movement.

15 hours ago in Neuroscience
Phys.org / Antibiotics could trigger immune response through gut microbiome metabolites

The microbes inside our bodies not only help break down food but also impact our health. Yet their precise influence is not always understood, especially in the presence of prescription drugs.

16 hours ago in Chemistry
Medical Xpress / A molecular 'reset button' for reading the brain through a blood test

Tracking how genes switch on and off in the brain is essential for understanding many neurological diseases, yet the tools to monitor this activity are often invasive or unable to capture subtler changes over time. One emerging ...

15 hours ago in Neuroscience
Phys.org / Social media algorithms target lower-income youth with risky 'easy money' ads, study shows

Young people with fewer financial resources, especially boys, are the most exposed to advertising about how to make easy money. So confirms a pioneering study by Pompeu Fabra University (UPF), which has for the first time ...

9 hours ago in Other Sciences
Phys.org / Unraveling the hidden dynamics behind copper chalcogenides' exceptional carbon dioxide-to-formate conversion

The origin of the elusive preference of copper chalcogenides for selectively converting carbon dioxide (CO2) into formate has long puzzled researchers. Researchers at National Taiwan University have identified a charge-redistribution ...

8 hours ago in Chemistry
Phys.org / Epigenetics linked to high-altitude adaptation in Andes

DNA sequencing technology makes it possible to explore the genome to learn how humans adapted to live in a wide range of environments. Research has shown, for instance, that Tibetans living at high altitude in the Himalayas ...

20 hours ago in Biology
Phys.org / Fish freshness easily monitored with a new sensor

To see if a fish is fresh, people recommend looking at its eyes and gills or giving it a sniff. But a more accurate check for food quality and safety is to look for compounds that form when decomposition starts.

16 hours ago in Chemistry