How Some Vaccines Protect Against More than Their Targets

As researchers test existing vaccines for nonspecific protection against COVID-19, immunologists are working to understand how some inoculations protect against pathogens they weren’t designed to fend off.

Written byShawna Williams
| 20 min read

Register for free to listen to this article
Listen with Speechify
0:00
20:00
Share

ABOVE: MODIFIED FROM © ISTOCK.COM, SOPHONK; SORBETTO

As a physician-researcher specializing in infections in newborns, Tobi Kollmann is laser focused on how to stop babies from dying. While mortality for kids under five years old has dropped substantially in recent decades, he says, there has been little improvement in the rate of deaths in the first week of life. Indeed, of the 5.2 million children under 5 years old the World Health Organization estimates died last year of preventable or treatable causes, nearly half—2.4 million—died before reaching four weeks of age, and most newborn deaths occurred in the first week after birth. Having spent time in African countries where neonatal mortality is common and witnessed the frustration of colleagues there with their limited options for preventing it, Kollmann, now at the Telethon Kids Institute in Perth, Australia, says he wanted to find solutions that could be implemented immediately.

So when ...

Interested in reading more?

Become a Member of

The Scientist Logo
Receive full access to digital editions of The Scientist, as well as TS Digest, feature stories, more than 35 years of archives, and much more!
Already a member? Login Here

Related Topics

Meet the Author

  • Shawna was an editor at The Scientist from 2017 through 2022. She holds a bachelor’s degree in biochemistry from Colorado College and a graduate certificate in science communication from the University of California, Santa Cruz. Previously, she worked as a freelance editor and writer, and in the communications offices of several academic research institutions. As news director, Shawna assigned and edited news, opinion, and in-depth feature articles for the website on all aspects of the life sciences. She is based in central Washington State, and is a member of the Northwest Science Writers Association and the National Association of Science Writers.

    View Full Profile

Published In

November 2020

Death on the shore

Researchers investigate recent gray whale strandings along North America’s Pacific coast

Share
Illustration of a developing fetus surrounded by a clear fluid with a subtle yellow tinge, representing amniotic fluid.
January 2026

What Is the Amniotic Fluid Composed of?

The liquid world of fetal development provides a rich source of nutrition and protection tailored to meet the needs of the growing fetus.

View this Issue
Human-Relevant In Vitro Models Enable Predictive Drug Discovery

Advancing Drug Discovery with Complex Human In Vitro Models

Stemcell Technologies
Redefining Immunology Through Advanced Technologies

Redefining Immunology Through Advanced Technologies

Ensuring Regulatory Compliance in AAV Manufacturing with Analytical Ultracentrifugation

Ensuring Regulatory Compliance in AAV Manufacturing with Analytical Ultracentrifugation

Beckman Coulter Logo
Skip the Wait for Protein Stability Data with Aunty

Skip the Wait for Protein Stability Data with Aunty

Unchained Labs

Products

Sino Biological Logo

Sino Biological's Launch of SwiftFluo® TR-FRET Kits Pioneers a New Era in High-Throughout Kinase Inhibitor Screening

SPT Labtech Logo

SPT Labtech enables automated Twist Bioscience NGS library preparation workflows on SPT's firefly platform

nuclera logo

Nuclera eProtein Discovery System installed at leading Universities in Taiwan

Brandtech Logo

BRANDTECH Scientific Introduces the Transferpette® pro Micropipette: A New Twist on Comfort and Control