Weekly Dose of Optimism #191
Dognosis, a company using dogs to detect cancer through breath samples, achieved 90.8% sensitivity and 91.3% specificity across multiple cancer types, including early-stage cancers, outperforming current blood-based tests like Galleri. The dogs, trained to sniff disease signatures, wear EEG helmets and sensor suits while AI interprets their responses, offering a low-cost, scalable screening method. This breakthrough, combined with Mayo Clinic's AI detecting pancreatic cancer up to three years early, highlights innovative strides in early cancer detection.
- ▪Dognosis uses dogs wearing EEG helmets and sensor suits to detect cancer in breath samples with 90.8% sensitivity and 91.3% specificity.
- ▪Their method detected early-stage (I-II) cancers at 90.6% sensitivity, vastly outperforming Galleri's 16.3% for Stage I.
- ▪The study involved 3,275 participants across six hospitals in India, the largest breath-based multi-cancer detection trial to date.
- ▪Mayo Clinic developed an AI model that identifies pancreatic cancer up to three years before diagnosis.
- ▪Dognosis aims to launch real-world programs in India followed by U.S. studies, offering a low-cost alternative to current screening methods.
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Weekly Dose of Optimism #191Cancer Sniffing Dogs, Zuck's Virtual Cell + Space Lasers, Rainmeasurer, De-extincting the Bluebuck, Millennial Dads + Science Breakthroughs + Extra Doses May 01, 2026∙ PaidShareHi friends 👋,Happy Friday and welcome to our 191st Weekly Dose of Optimism!Packed Dose today - we had to double-up a few related stories to fit it all. We have everything from cancer-sniffing dogs to space-based energy lasers. Plus, the Sixers crushed the Celtics last night to force a Game 7 and it’s a perfect 50 and sunny heading to 62 here in New York City heading into the first May weekend of 2026… my god, life is good. Let’s get to it. Today’s Weekly Dose is brought to you by… CreateEvery morning, the kiddos and I mix two packets of Creatine + Electrolytes into water and drink it.
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