The Cavitron Ultrasonic Surgical Aspirator is a unique modality for precise tissue removal which results in increased visibility, reduced bleeding, and shorter operating time when dealing with vascular lesions or organs.
Mutations in the gene for the enzymes superoxide dismutase 1 (SOD1) or copper zinc superoxide dismutase have been found in approximately 15-20 percent of the familial cases of ALS. Some quick math shows, then, that approximately 1 to 2 percent of all cases of ALS involve this particular gene mutation.
Genetic Mutation Appears to Cause Asthma. A genetic mutation in a gene that is a marker for asthma severity may also play a role in causing the disease, researchers at Yale School of Medicine and the University of Chicago report today in the New England Journal of Medicine.