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Articles on Viral vectors

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A mural in Rome depicts a white dove parachuting vials of COVID-19 vaccine. Several COVID-19 vaccines are based on a viral vector developed by Canadian Frank Graham decades ago. (AP Photo/Gregorio Borgia)

How the puzzle of viral vector vaccines was solved, leading to today’s COVID-19 shots

Viral vectors are modified viruses that trigger an immune response without causing infection. The vector that’s used in several COVID-19 vaccines was created decades ago by Canadian Frank Graham.
There’s a short window between when a tick bites and when it passes on bacteria or virus. MSU Ag Communications, Courtesy Dr. Tina Nations

Ticks spread plenty more for you to worry about beyond Lyme disease

Tick-borne diseases are becoming more common in the United States. A public health entomologist outlines some of the lesser-known threats ticks pose to human health.
Aedes aegypti mosquitoes at the Laboratory of Entomology and Ecology of the Dengue Branch of the CDC in San Juan. Alvin Baez/Reuters

Understanding mosquitoes can help us find better ways to kill them

While no one likes getting bitten by mosquitoes, you might be surprised (and even a little fascinated) at the complex adaptions mosquitoes have developed to locate their favorite food sources.
Viruses like this one may yet become a benevolent force in modern medicine. Microbe World/Flickr

From scourge to saviour: using viruses to treat serious disease

Viruses have traditionally been mankind’s enemies, causing disease and often mutating out of the reach of our medicines. But now a new technology is conscripting them into doing good. Viral vectors show…

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