Fresh eggs can come at a price. Salmonella outbreaks linked to backyard chickens are on the rise in the US, in part because many flock owners treat the birds like pets and allow them in the house.  

The hunt for alternatives to fight cancer has found an unlikely ally: salmonella.   The bacteria, responsible for sickening millions with food poisoning each year, has a unique ability to penetrate cell barriers and replicate inside its host.   

An epidemic of Salmonella is accompanying the rising US enthusiasm for raising backyard chickens. Consider the numbers:  • 7 salmonella outbreaks in 2016, invading 35 US states • Sickened 324 people, including 88 children • Hospitalized 66 people (and caused one death)

Foodborne illnesses sicken some 48 million people in the US each year. The federal Interagency Food Safety Analytics Collaboration studied nearly 1,000 foodborne outbreaks—mainly from 2008 to 2012—to identify foods that frequently transmit E. Coli, Salmonella,…