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Science News for December 26, 2013


The fate of the eels

Researchers used a new ocean model to simulate the migration of eel larvae from the Sargasso Sea to Europe. The study found that small-scale ocean currents play a crucial role in determining eel population fluctuations and that eels return to specific locations within the Sargasso Sea where their mother spawned.

Rock And Rho: Proteins that help cancer cells groove

Researchers at Johns Hopkins University have discovered that low oxygen conditions inside tumors trigger the production of proteins RhoA and ROCK1, enabling breast cancer cells to become mobile and invasive. High levels of these proteins are associated with poorer patient outcomes and increased tumor spread.

SourceJohns Hopkins Medicine·JournalProceedings of the National Academy of Sciences·DateDec 26, 2013

Building a better malaria vaccine: Mixing the right cocktail

A new malaria vaccine candidate, Quadvax, has shown promise in overcoming major limitations of earlier designs. By combining AMA1 proteins from multiple strains, scientists have created a more broadly protective vaccine that elicits antibodies against both variable and conserved epitopes on the AMA1 protein.

SourcePLOS·JournalPLOS Pathogens·DateDec 26, 2013

What does compassion sound like?

A study published in Health Expectations identified key markers of compassion in doctor-patient conversations, including recognition of suffering, emotional resonance, and movement towards addressing suffering. The researchers aim to create a behavioral taxonomy that will guide medical training and education.

SourceUniversity of Rochester Medical Center·JournalHealth Expectations·DateDec 26, 2013