Tyson Foods says it has already reduced its use of human-use antibiotics by 80 percent over the past four years. Here, Tyson frozen chicken on display at Piazza's market in Palo Alto, Calif., in 2010. Paul Sakuma/AP hide caption

itoggle caption Paul Sakuma/AP

An order of McDonald's Chicken McNuggets in Olmsted Falls, Ohio. McDonald's says it plans to start using chicken raised without antibiotics important to human medicine. Mark Duncan/AP hide caption

itoggle caption Mark Duncan/AP

An employee of the drug company Apotex, examines some Ciprofloxacin at the plant in Canada. Cipro is commonly given to travelers for diarrhea. More than 20 million Cipro doses are prescribed each year in the U.S. Getty Images hide caption

itoggle caption Getty Images

You don't want to run into methicillin-resistantStaphylococcus aureus (MRSA) bacteria. A potential new antibiotic could help fight this bug. CDC hide caption

itoggle caption CDC

David Livermore, the director of the Antibiotic Resistance Monitoring and Reference Laboratory in London, studies a new class of superbugs, called carbapenem-resistant Enterobacteriaceae, or CRE. Suzanne Plunkett/Reuters /Landov hide caption

itoggle caption Suzanne Plunkett/Reuters /Landov

Yes, you could do this at home. Growing bacteria you find in a pile of dirt or a local pond might reveal the next big antibiotic. Charlotte Raymond/Science Source hide caption

itoggle caption Charlotte Raymond/Science Source

Young broilers nibble feed at a chicken farm in Luling, Texas. The Food and Drug Administration has issued new guidance on how drug companies label antibiotics for livestock. Bob Nichols/USDA/Flickr hide caption

itoggle caption Bob Nichols/USDA/Flickr

Turkeys sit in a barn in Sonoma, Calif. An estimated 46 million turkeys are cooked and eaten during Thanksgiving meals in the U.S. Justin Sullivan/Getty Images hide caption

itoggle caption Justin Sullivan/Getty Images

In recent years, pork producers have found ways to keep the animals healthy through improved hygiene. M. Spencer Green/AP hide caption

itoggle caption M. Spencer Green/AP

Cattle crowd inside a feedlot operated by JBS Five Rivers Colorado Beef in Wiley, Colo. John Moore/Getty Images hide caption

itoggle caption John Moore/Getty Images

Unless it's strep throat, antibiotics are unlikely to help you get over a sore throat. iStockphoto.com hide caption

itoggle caption iStockphoto.com

Streptococcus pyogenes shouldn't be taken lightly. Left untreated, an infection with germ can trigger an autoimmune disease that damages the heart. NIAID/Flickr.com hide caption

itoggle caption NIAID/Flickr.com

Piglets in a pen on a hog farm in Frankenstein, Mo. Jeff Roberson/AP hide caption

itoggle caption Jeff Roberson/AP

A truckload of live turkeys arrives at a Cargill plant in Springdale, Ark., in 2011. Most turkeys in the U.S. are regularly given low doses of antibiotics. Danny Johnston/AP hide caption

itoggle caption Danny Johnston/AP

The Salt

Antibiotic-Resistant Bugs Turn Up Again In Turkey Meat

Turkey producers contend that they use antibiotics judiciously to help keep their flocks healthy.

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