- Emory scientists studied a new COVID vaccine.
- They tested 24 people who got the 2023–24 shot.
- The vaccine targets the Omicron XBB.1.5 variant.
- Scientists measured different antibodies in blood.
- Many antibodies stayed more than 16 months.
- People made antibodies that see two virus types.
- The 2023–24 shot had one spike protein.
- Earlier shots used two spike proteins.
- Updated vaccines can help older and sick people.
Difficult words
- scientists — a person who studies science and does research
- vaccine — a medicine that helps the body fight a virus
- variant — a different form of the same virus
- antibodies — a protein in blood that fights a virus
- measured — to find the amount or size of something
- spike protein — a part of the virus used to enter cellsspike proteins
Tip: hover, focus or tap highlighted words in the article to see quick definitions while you read or listen.
Discussion questions
- Have you had a COVID shot?
- Do you think vaccines help older people?
Related articles
PAHO issues first guide for tungiasis treatment
PAHO has published the first evidence-based guide to treat tungiasis, recommending low-viscosity dimethicone and warning against unsafe manual removal. The disease affects millions in Latin America, the Caribbean and Sub-Saharan Africa.
Convenient healthy meals and depression
A University of Michigan study tested whether making healthy meals more convenient could reduce depressive symptoms. Both self-prepared and delivered minimally processed meal plans improved diet quality, and the delivery group showed larger mood improvements.
Billions face cooling poverty as heat rises
A global study finds billions of people live in "cooling poverty" as hot spells become more frequent and intense. Researchers call for low-cost, coordinated policies across housing, water, health and cities because air conditioning alone is not enough.