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Please recycle this magazine and remove inserts or samples before recycling
Not only is the ice made of ordinary water, but it's salt water, with sodium turning up in the samples no matter how many times the ring material was retested. "Our measurements imply that besides table salt, the grains also contain carbonates like soda," says Frank Postberg, a Cassini...
The test is based on a protein excreted in the urine by patients who have an infection in the appendix. Led by Dr. Richard Bachur, chief of emergency medicine at Children's Hospital Boston, researchers discovered the hallmark protein by collecting and analyzing urine samples from 12 pediatric patients with...
Over the next 18 months, researchers analyzed urine samples from 67 pediatric patients who came to Children's emergency room with possible cases of appendicitis. Of those, 25 were confirmed to have the sharply painful condition; samples from the other patients were used as controls. Steen explains that in an...
The results were encouraging. While several proteins were repeatedly found in the urine samples from children with confirmed appendicitis, the most promising was leucine-rich alpha-2-glycoprotein, or LRG, which had statistically negligible rates of false results, meaning that it could correctly identify patients who had appendicitis and those...