Is the Annual Flu Shot a Good Idea?
by Gertrud U. Rey If you live in the Northern hemisphere, it is that time of the year again. The perfect time to get your annual flu shot.
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Polio returns to the Philippines
Cases of poliomyelitis have been reported in the Philippines 19 years after the country was declared free of the disease. The return of poliomyelitis to the country emphasizes the need to maintain high levels of immunization while polioviruses continue to circulate.
The rarity of paralysis following poliovirus infection
After infection with poliovirus, only about 1% of individuals develop paralysis. I have always wondered whether genetic polymorphisms underlie the rarity of this disease outcome. The results of study carried out in Denmark provide the first insights.
New Drugs for Treating Ebola Virus Infection
by Gertrud U. Rey The Democratic Republic of the Congo (DRC) is currently experiencing its worst outbreak of Ebola virus disease in history. More than 3,000 people have been infected with the virus, and nearly 1,900 have died since the outbreak began in 2018.
Precision mice as infection models
Mice are important animal models for studying human pathogens, but they have limitations: not all human viruses replicate in mice and often these animals do not reproduce aspects of disease and immune responses. Mice implanted with human bone marrow, liver, and thymus (BLT mice) develop human immune systems, but most pathogens infect other cell types. …
The evolving concept of virus
In the 19th century the word ‘virus€™ was used to describe the cause of any contagious disease. How it came to describe the very small intracellular parasites that we know today is a fascinating story that illustrates our evolving concepts of infectious agents. Long before bacteria, fungi, and viruses were identified, it was known that …