Diseases, Conditions, Syndromes

Hidden 'super spreaders' spur dengue fever transmission, finds study

For mosquito-borne diseases such as dengue fever, the abundance of the insects in places where people gather has long served as the main barometer for infection risk. A new study, however, suggests that the number of "hidden" ...

Medical research

A new strategy for making blood stem cells healthier

The hematopoietic (blood-forming) stem cells (HSCs) residing in our bone marrow produce all of our blood cells, including key immune cells that protect us from bacteria and viruses. As we age, our HSCs become less efficient ...

Gastroenterology

Healthy bacteria thrive in the gut before birth

Australian researchers have discovered the gut microbiome—a complex ecosystem of microorganisms made up of bacteria, viruses, fungi and other life forms—is selected and starts developing as early as five months in utero.

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