- Scientists found similar biological signals in many pet dogs.
- The study comes from the Dog Aging Project research team.
- Researchers analyzed many blood samples from volunteer dog owners nationwide.
- They studied small chemicals in blood that are called metabolites.
- Groups of metabolites make patterns that look like a fingerprint.
- Scientists call these measurable patterns biomarkers.
- Dogs share home life, food and daily activity with people.
- Owners give surveys and samples to help the research.
Difficult words
- metabolite — Small chemical found in the bloodmetabolites
- biomarker — Measurable pattern that shows health statusbiomarkers
- analyze — To study data or things carefullyanalyzed
- sample — A small part taken for testingsamples
- volunteer — Person who offers help without pay
Tip: hover, focus or tap highlighted words in the article to see quick definitions while you read or listen.
Discussion questions
- Do you have a pet dog?
- Would you give a sample to help research?
- Have you ever answered a survey about your pet?
Related articles
People with disabilities in Kenya and Nigeria faced hardship during COVID-19
During the COVID-19 pandemic, people with disabilities in poor urban areas of Kenya and Nigeria had worse access to health care, lost income and faced higher costs. Researchers and advocates call for closer, accessible services and fair relief.
Wearable 10‑Minute Antibody Sensors from University of Pittsburgh
Researchers at the University of Pittsburgh made a wearable biosensor that detects antibodies in interstitial fluid in 10 minutes without a blood draw. The tiny carbon nanotube sensors are highly sensitive and the work appears in Analytical Chemistry.
Exercise improves blood vessels after weight loss
A study of people with severe obesity found that regular exercise after a low-calorie diet improved blood-vessel health and lowered inflammation. Weight-loss medication helped keep weight off but did not improve vascular health by itself.
After-work invitations can help some employees but harm others
New research shows after-work invitations often make socially confident employees feel connected, while shy workers can feel pressure and anxiety. Authors advise people to know their limits and for coworkers to think before inviting.
Indigenous leader Dzoodzo Baniwa wins climate award
Dzoodzo Baniwa, from the Alto Río Negro territory in Amazonas, won a Bunge Foundation award for work on the climate emergency and practical agricultural science solutions. The prize highlights links between indigenous knowledge and scientific practice.