Medical research

Blood groups act as protection against infection

(Medical Xpress)—Humans may have acquired enzymes that make blood groups from bacteria to hinder the spread of viruses in the population, suggests a study led by scientists at the University of Bath.

Genetics

Two gene clues for resistance to malaria

Scientists in Germany and Africa on Wednesday said they had found two variants of genes that help to explain why some lucky individuals do not develop severe malaria.

Alzheimer's disease & dementia

Blood test for Alzheimer's gaining ground

The possibility of an inexpensive, convenient test for Alzheimer's disease has been on the horizon for several years, but previous research leads have been hard to duplicate.

Genetics

Identical twins reveal mechanisms behind aging

In a recent study led by Uppsala University, the researchers compared the DNA of identical (monozygotic) twins of different age. They could show that structural modifications of the DNA, where large or small DNA segments ...

Oncology & Cancer

No higher risk of acute leukaemia in close relatives

(Medical Xpress) -- Parents, siblings and children of patients with the most common form of acute leukemia do not run a higher risk of developing the disease as was once believed, according to a new study from the Swedish ...

Medications

Vaccine against epidemic gastroenteritis being tested

(Medical Xpress) -- A new vaccine is being tested in the US that may protect against the norovirus, which causes "stomach flu" or acute viral gastroenteritis, that can occur in confined living settings such as cruise ships, ...

Psychology & Psychiatry

Cultivating spirituality can lower blood pressure

People with high blood pressure saw their systolic blood pressure drop by 7 mmHg, on average, and experienced improvements in other markers of blood vessel health after receiving daily smartphone messages designed to cultivate ...

Health

Small amounts of licorice raise blood pressure, study finds

It is known that large amounts of licorice cause high blood pressure. A study by researchers at Linköping University now shows that even small amounts of licorice raise blood pressure. The individuals who react most strongly ...

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