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Articles on Infectious diseases

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A factor holding back African research is the lack of strong collaborative networks between African laboratories and institutions. Shutterstock

What it would take to set up an African drug discovery ecosystem

Drug discovery research in Africa receives modest but essential international funding through philanthropic foundations and selected pharmaceutical companies.
Electron micrograph of monkeypox virus particles isolated in 2003 in the United States from human samples (left, mature, oval viruses; right, immature, round viruses). Cynthia S. Goldsmith, Russell Regner / CDC / AP

Monkeypox: ‘This is an entirely new spread of the disease’

This is not the first time that the monkeypox virus has spread beyond Africa, its continent of origin. But the current epidemic is unprecedented for a number of reasons.
Magnified and colourized monkeypox virus particles. Since early May, over 550 confirmed cases of human infection with monkeypox virus have been reported in 30 countries. (NIAID)

Monkeypox FAQ: How is it transmitted? Where did it come from? What are the symptoms? Does smallpox vaccine prevent it?

Recent outbreaks have drawn attention to monkeypox. Get answers to common questions about this relative of the smallpox virus, including transmission, symptoms and effectiveness of smallpox vaccine.
The strain of H5N1 bird flu identified in Canada, the United States and Europe can cause severe disease and high mortality in domestic poultry. (AP Photo/Robert F. Bukaty)

Avian influenza: How bird flu affects domestic and wild flocks, and why a One Health approach matters

Avian influenza virus — or bird flu — can infect domestic poultry such as chickens and turkeys, as well as wild birds. The H5N1 strain has been identified in Canada.
Researchers can test blood samples taken for other reasons to see if patients have previously had COVID-19. Don Bartletti/Los Angeles Times via Getty Images

COVID-19 official counts can miss mild cases – here’s how serosurveys that analyze blood for signs of past infection can help

Your blood can hold a record of past illnesses. That information can reveal how many people have had a certain infection – like 58% of Americans having had COVID-19 by the end of February 2022.
It is critical that the affected communities have access to safe drinking water. Phill Magakoe /AFP via Getty Images

Floods create health risks: what to look out for and how to avoid them

The displacement of people and overcrowding that often results from flooding provide optimal conditions for outbreaks of respiratory and gastrointestinal illness.
Bees feeding in monoculture fields of single crops such as sunflowers crowd together and pass parasites to one another at high rates. Lauren Ponisio/University of Oregon

Planting mixes of flowers around farm fields helps keep bees healthy

Huge single-crop fields attract bees in such numbers that they spread parasites to one another. Planting diverse mixes of flowers around fields helps spread out pollinators and keep them healthy.

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