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Science News for November 7, 2021


Helping smooth New Zealand sea lions’ road home

A team of researchers has developed a new tool to predict the habitat needs of New Zealand's endangered sea lions, enabling conservation efforts to better prepare for their return to the mainland. The model takes into account various factors such as sand, grass, and forest types, slopes, and human impact like roads and farms.

SourceMichigan State University·JournalMethods in Ecology and Evolution·TypeComputational simulation/modeling·DateNov 7, 2021

Calculating a dangerous heartbeat

A team of researchers from Flinders University has developed a single mathematical equation that can accurately model and predict the behavior of ventricular fibrillation, a life-threatening heart rhythm. The equation uses principles from renewal theory to predict the population dynamics of 'rotors' found in the heart during VF.

SourceFlinders University·JournalHeart Rhythm·TypeObservational study·DateNov 7, 2021

HKUMed uses ancestral sequence reconstruction[1] to reveal the evolutionary adaptations that enable avian influenza viruses to transmit in mammalian hosts

The study reveals step-wise molecular changes in viral polymerase and nucleoprotein that facilitated efficient pig-to-pig transmission. The findings suggest strategic coordination of surveillance and risk assessment activities to identify viruses with pandemic potential.

SourceThe University of Hong Kong·JournalNature Microbiology·DateNov 7, 2021