Medications

Beware probiotics in ICU patients

It's become common for patients in the intensive care unit (ICU), both children and adults, to receive probiotics. Often, they are started at home to counteract diarrhea caused by antibiotics. There is also interest in using ...

Diseases, Conditions, Syndromes

Researchers find alternate path for Listeria to sicken people

Purdue University scientists have found another pathway that Listeria uses to enter the bloodstream, suggesting that forms of the foodborne bacteria considered benign may be more dangerous than once thought.

Immunology

New clue to how mosquitoes fend off malaria

(Medical Xpress)—A team of researchers at the National Institutes of Health has found another part of the process that allows mosquitoes to keep from getting malaria even as they carry the parasite responsible for the disease ...

Oncology & Cancer

Research supports an alternate theory of how tumors metastasize

Scientists at the California NanoSystems Institute at UCLA have taken a major step toward confirming an unusual theory of how some cancer cells metastasize. Their findings may lead to new strategies for keeping melanoma from ...

Oncology & Cancer

Preventing cancer from forming 'tentacles' stops dangerous spread

A new study from the research group of Dr. John Lewis at the University of Alberta (Edmonton, AB) and the Lawson Health Research Institute (London, ON) has confirmed that "invadopodia" play a key role in the spread of cancer. ...

Oncology & Cancer

Watching tumors burst through a blood vessel

Cancer cells metastasize in several stages—first by invading surrounding tissue, then by infiltrating and spreading via the circulatory system. Some circulating cells work their way out of the vascular network, eventually ...

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