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Articles on Disease control

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Passengers waiting at the ferry terminal in Dartmouth, N.S. on March 16, 2020. The number of passengers has been limited as part of the effort to control the spread of COVID-19 in Nova Scotia. (Andrew Vaughan/THE CANADIAN PRESS)

Coronavirus: When Canadian compassion requires social distancing

Canadians have a reputation for compassion; in the current COVID-19 pandemic, this means helping each other by staying away.
Camp beds set up for travelers returning to Germany from China, who will be isolated for two weeks to make sure they don’t have coronavirus. YANN SCHREIBER/AFP via Getty Images

Quarantines have tried to keep out disease for thousands of years

Even before people understood how germs spread disease, they tried to isolate the sick to keep them from infecting others.
Mosquitoes are one of the deadliest creatures because they are carriers for many lethal viruses. Shutterstock

Genetically modifying mosquitoes to control the spread of disease carries unknown risks

Genetically modified mosquitoes were released in Brazil in an attempt to halt the spread of dengue fever by reducing the mosquito population.
Learning about urban rat populations through genetic testing reveals information about their movements through cities. Shutterstock

Rat detective uses DNA to uncover how rats scurry around cities

Genetic analysis shows that urban rats prefer to stay near their relatives; however, some of them migrate. Knowing this could help with pest control efforts.
There is no cure for polio, and the vaccine remains the most effective way to combat the disease. Shutterstock

The taming of polio and the challenge of the flu

The polio vaccination successfully eradicated the disease in Canada. Can the same happen with other diseases?
More than 3.9 billion people live in regions where the Aedes aegypti mosquito is present. This species transmits Zika, dengue, chikungunya, and yellow fever. mycteria/Shutterstock.com

Genetically modified mosquitoes may be best weapon for curbing disease transmission

For several billion people mosquitoes are more than a nuisance – they transmit deadly diseases. Now genetic modification may prove the most effective defense against the mosquito, preventing disease.
Flu vaccination uptake rates are low in adults, including among those who work in health, aged care and childcare. from www.shutterstock.com

Millions of Australian adults are unvaccinated and it’s increasing disease risk for all of us

Most immunisation campaigns continue to primarily focus on infants and children, but almost 4 million Australian adults are not vaccinated against preventable diseases.
A typical elephant shark from the Melbourne Aquarium. Wikimedia/Fir0002/Flagstaffotos

Avoiding Medusa’s gaze: what sharks can tell us about a rare human disease

Some things that develop as normal in elephant sharks and other marine life can mimic things we see in human disease. That makes these ‘mutants’ ideal for study to find out why things go wrong in humans.
Two women walk in front of a billboard, which says “Ebola must go. Stopping Ebola is Everybody’s Business” in Monrovia, Liberia, January 15 2015. UNMEER/Emmanuel Tobey

The Ebola outbreak highlights shortcomings in disease surveillance and response – and where we can do better

Along with better strategies to respond to outbreaks in human populations, we need a stronger focus on surveillance in animals to identify infectious diseases before they pose a risk to human health.

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