The micromotor device may someday be used to deliver antibiotics to the stomach. Angewandte Chemie International Edition hide caption
antibiotics antibiotics
Stories About
antibiotics
Antibiotic- and growth-hormone-free cattle gather at a farm in Yamhill, Ore. Despite farmers pledging to reduce or stop antibiotics use, a new report finds that sales of antibiotics for use on farms are going up. Don Ryan/AP hide caption
A pig stands in a pen at an antibiotic-free pig farm in Tongxiang, China. Bloomberg via Getty Images hide caption
Chicks in the Perdue hatchery in Salisbury, Md. The company says that it is now raising all of its chickens without routine antibiotics. Only those flocks that get sick, about 5 percent of all birds, will be treated. Dan Charles/NPR hide caption
Color enhanced Transmission Electron Micrograph (TEM) of E. coli bacteria. Magnification: 132,000 at 8 x 10". Lee D. Simon/Science Source hide caption
Christian Choe, Zach Rosenthal, and Maria Filsinger Interrante, who call themselves Team Lyseia, strategize about experiments to test their new antibiotics. Linda A. Cicero/Stanford News /Courtesy of Stanford University hide caption
Young Inventors Work On Secret Proteins To Thwart Antibiotic-Resistant Bacteria
Chicken served at McDonald's won't necessarily be raised completely without antibiotics — but it will be raised without antibiotics used for human medicine. Mark Duncan/AP hide caption
Once scientists grew these Staphylococcus lugdunensis bacteria in a lab dish, they were able to isolate a compound that's lethal to another strain commonly found in the nose that can make us sick — Staphylococcus aureus. Mostly Harmless/Flickr hide caption
Treponema pallidum, the bacterium that causes syphilis, looks like a writhing snake under a microscope. Science Source hide caption
A Pennsylvania woman developed a urinary tract infection cased by Escherichia coli bacteria that were found to be resistant to colistin, an antibiotic that is seen as the last line of defense. Nature's Geometry/Science Source hide caption
What if a drug could knock out Staphylococcus aureus bacteria like these without disturbing the bacteria that help make you healthy? NIAID/Flickr hide caption
Syphilis can be wiped out with one to three shots of penicillin. PhotoAlto/Eric Audras/Getty Images hide caption
At the Iowa State University Beef Nutrition Farm, the cattle eat carefully formulated rations. Researchers there are trying to test new types of animal feed. Amy Mayer/Iowa Public Radio hide caption
A bite from a blacklegged tick can transmit Borrelia burgdorferi bacteria, which cause Lyme disease. Jim Gathany/CDC hide caption