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Health & Medicine News
July 12, 2023

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Medical 'Microrobots' Could One Day Treat Bladder Disease, Other Human Illnesses

Engineers have designed a new class of 'microrobots' several times smaller than the width of a human hair that may be able to treat human illnesses like interstitial cystitis -- a painful bladder disease that affects millions of ...

Skin Patch Shows Promise for Toddlers With Peanut Allergy

A global phase 3 clinical trial found that a year-long immunotherapy through a skin patch safely desensitized toddlers with peanut allergy, lowering the risk of a severe allergic reaction from accidental ...

Homo Sapiens Likely Arose from Multiple Closely Related Populations

In testing the genetic material of current populations in Africa and comparing against existing fossil evidence of early Homo sapiens populations there, researchers have uncovered a new model of human evolution -- overturning previous beliefs that a single African population gave rise to all ...

Human Pangenome Reference Will Enable More Complete and Equitable Understanding of Genomic Diversity

Scientists have released a draft of the first human pangenome -- a new, usable reference for genomics that combines the genetic material of 47 individuals from different ancestral backgrounds to allow for a deeper, more accurate understanding of ...
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Social Isolation Linked to Lower Brain Volume

Older people who have little social contact with others may be more likely to have loss of overall brain volume, and in areas of the brain affected by dementia, than people with more frequent social ...

Could AI-Powered Robot 'Companions' Combat Human Loneliness?

Companion robots enhanced with artificial intelligence may one day help alleviate the loneliness epidemic. A new report maps some of the ethical considerations, and urges stakeholders to come ...

Key Improvements to Parkinson's Disease Cell Therapies

Researchers have demonstrated that a transplant surgical procedure (called 'needle trauma') triggers a profound immune response and causes the death of most grafted dopamine neurons. They ...

DNA Element With a Murky Past Is Borrowing Cell's Repair Machinery

Like their viral cousins, retrotransposons have been found borrowing the cell's own machinery to achieve their goals. They hijack a little-known piece of the cell's DNA repair function to ...

Mast Cells as a Sensor: Enigmatic Immune Cells Help Us Avoid Harmful Allergens

The function of mast cells, which are part of the immune system, is still a mystery. Scientists have now shown in mice: mast cells function as a sensor that signals the animals to avoid antigens, ...

Low-Glucose Sensor in the Brain Promotes Blood Glucose Balance

Does the brain play a role in blood glucose regulation? Researchers at Baylor College of Medicine found evidence in animal models that glucose-sensing neurons in the brain are important for whole ...

Capturing the Immense Potential of Microscopic DNA for Data Storage

A 'biological camera' bypasses the constraints of current DNA storage methods, harnessing living cells and their inherent biological mechanisms to encode and store data. This represents a ...

Immune Memory Is Achieved by Epigenetic and Topological Rearrangements of DNA in Immune Cells

A team of researchers has discovered that the memory of the immune system relies on characteristic epigenetic features and a specific 3D arrangement of the DNA in the nucleus of memory cells, ...

Revolutionary Self-Sensing Electric Artificial Muscles

Researchers have made groundbreaking advancements in bionics with the development of a new electric variable-stiffness artificial muscle. This innovative technology possesses self-sensing ...

New Target for Antibiotics Promises Treatment for Multi-Drug Resistant Superbugs

The World Health Organization lists bacteria that are resistant to antibiotics as one of the top 10 global health threats. Therefore, researchers are looking for new antibiotics to counter this ...

Lower Levels of Physical Activity Can Protect Against Depression Among Older Adults

新的研究发现,即使是温和的daily physical activity can reduce the risk of ...

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Copper Could Help Create Clearer MRI Images and Improved Diagnosis

Scientists have found a new use for copper in magnetic resonance imaging (MRI) contrast agent design, that could help to create better images which help doctors diagnose patients' conditions ...

Inflammation Hotspots in MS Spill Over to Damage Grey Matter

A study in mice suggests that inflammation in the brain's barrier, the meninges, may spill over into grey matter and cause changes that can contribute to progressive multiple sclerosis ...

Bacteria in Kitchen May Not Be as Harmful as You Think

New research shows that bacteria in kitchens across 5 European countries is mostly ...

A Neurobehavioral Signature of Risk for Mania

Mania, in which mood and energy level are extremely elevated for at least a week, and hypomania, which is less severe and lasts at least four days, are the defining features of bipolar spectrum ...

You're Not Getting Sleepy: Six Myths and Misconceptions About Hypnosis from an Expert

Experts address a number of errors and misconceptions regarding the characteristics and practice of ...

Breaking Into Tears With Microrheology to Design Custom Eye Drops

In Physics of Fluids, Vega et al. researched human tears at the micron level to reveal new ways of customizing artificial tears to address individual symptoms of dry eye disease. The detailed ...

Size Does Matter: Group Size and Mating Preferences Drive Deeper Male Voices

Group size and mating preferences may have caused male primates, including humans, to evolve deeper voices than females. The findings can help to shed light on social behavior in humans and their ...

Drug Precursor Biosynthesis Hinges on Carrier-Mediated Ring Formation

The entire biosynthetic pathway of actinopyridazone has been unveiled, revealing that an unprecedented carrier protein-mediated ring-forming step is key to its ...

Massachusetts Drinking Water May Contain Unsafe Levels of Manganese

A new study has found that concentrations of manganese in a Massachusetts community's drinking water often surpassed the maximum recommended levels of manganese stated in current guidelines. The ...

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