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Silicon exoskeletons for blood cells: Engineered blood cells successfully transfused between species

A study by an international research collaborative reports a stunning blood modification method that not only protects red blood cells for perfusion-based transplant organ cryostorage, but could make blood types cross-compatible ...

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Scientists discover a new cardiovascular risk factor and identify a drug able to reduce its effects

To the known risk factors for cardiovascular disease—high blood pressure, high cholesterol, diabetes, overweight and obesity, smoking, and physical inactivity—a new one has to be added, clonal hematopoiesis. This condition ...

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Ultrasound device shows promise for treating chronic pain

Pain is a necessary biological signal, but a variety of conditions can cause those signals to go awry. For people with chronic pain, the root is often faulty signals emerging deep within the brain, giving false alarms about ...

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Review highlights advances in kidney cancer research and care

New insights into the biology of kidney cancer, including those informed by scientific discoveries that earned a Nobel Prize, have led to advances in treatment and increased survival rates, according to a review by UNC Lineberger ...

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Key discovery advances fight to reduce breast cancer recurrence

In looking for new ways to fight breast cancer, scientists from Duke-NUS Medical School have unmasked a surprising role of a protein generally associated with cancer growth. They have discovered that in estrogen receptor-positive ...

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Study of pythons could lead to new therapies for heart disease

In the first 24 hours after a python devours its massive prey, its heart grows 25%, its cardiac tissue softens dramatically, and the organ squeezes harder and harder to more than double its pulse. Meanwhile, a vast collection ...

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Protein linked to intellectual disability has complex role

Fragile X syndrome, the leading inherited cause of intellectual disability, is due to a genetic mutation that largely eliminates the fragile X protein, a critical element of normal brain development and function.

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'Growing end' of inflammation discovered

Redness, swelling and pain are signs of inflammation. It serves to protect the body from pathogens and foreign substances. Researchers from the Universities of Bonn and Cologne were able to show that inflammatory reactions ...

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Defining the role of HDAC6 in regulating heart stiffness

Researchers at the University of Colorado School of Medicine have discovered an enzyme that regulates heart stiffness, setting the stage for developing novel treatments for heart failure.

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How sleep helps to process emotions

Researchers at the Department of Neurology of the University of Bern and University Hospital Bern identified how the brain triages emotions during dream sleep to consolidate the storage of positive emotions while dampening ...

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New measure of sperm age may be predictor of pregnancy success

A novel technique to measure the age of male sperm has the potential to predict the success and time it takes to become pregnant, according to a newly published study by researchers at the Wayne State University School of ...

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Study finds the SARS-CoV-2 virus is not viable on cash banknotes

When the COVID-19 pandemic hit, many businesses stopped accepting cash payments in an effort to reduce the spread of the virus. While neither the CDC nor WHO ever banned the use of paper money, many businesses still only ...

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'Human cell atlas' maps 1 million cell types in 33 organs

An international research effort has unveiled the most extensive reference map yet of individual cells within the human body, knowledge that could revolutionize the study of health and disease.

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Scientists detect common fungicide in pregnant women and children

For the first time, UNC-Chapel Hill researchers have measured the concentration of a biomarker of the commonly used fungicide azoxystrobin (AZ) in the urine of pregnant women and children ranging from 40–84 months of age. ...

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Unique binding of delta variant may explain high transmissibility

Unlike other SARS-CoV-2 variants, the delta variant can attach to copies of itself, forming larger aggregations, or clumps, of viral particles, suggests a study by scientists at the National Institutes of Health. The researchers ...

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New knowledge about airborne virus particles could help hospitals

The risk of being exposed to COVID-19 particles increases with shorter physical distance to a patient, higher patient viral load and poor ventilation. Measurements taken by researchers at Lund University in Sweden of airborne ...

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Frozen testicular tissue still viable after two decades

Male testis tissue that is cryopreserved can be reimplanted after more than 20 years and will go on to make viable sperm, according to a new study in rodents in the open-access journal PLOS Biology by Eoin Whelan of the School ...