Immunology

Understanding immunological memory

Humans encounter innumerable pathogenic bacteria, viruses and other microbes in their day-to-day activities. While infections from some pathogens can be easily cleared by the innate immune system, others can evade this first ...

Diseases, Conditions, Syndromes

Could bird flu become the next pandemic?

Avian flu cases have spiked around the globe in recent weeks, devastating bird populations and making headlines. The spread of the illness, caused by the H5N1 virus, has resulted in 58 million bird deaths since last fall—driving ...

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