http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. Box jellyfish of the Chironex species are among the most venomous animals in the world, capable of killing humans with their sting. Their venom, though, which kills by rapidly punching holes in human red blood cells, can be slowed down by administering zinc, according to research published December 12 in the open access journal PLOS ONE by Angel Yanagihara from the University of Hawaii and colleagues. http://medicalxpress.com/news/2012-12-lethal-australian-jellyfish-zinc.html Medical research Wed, 12 Dec 2012 17:04:49 EST news274554273 Three late-breaking studies presented during the American Society of Nephrology's Annual Kidney Week provide new information on drugs being tested in patients with diabetes or kidney disease. http://medicalxpress.com/news/2012-11-advancing-treatment-clinical-trials.html Diseases, Conditions, Syndromes Sun, 04 Nov 2012 05:20:41 EST news271228831 Patients hospitalized after a heart attack who had blood potassium levels of between 3.5 and less than 4.5 mEq/L (milliEquivalents per liter) had a lower risk of death than patients with potassium levels that were higher or lower than this range, according to a study in the January 11 issue of JAMA. Clinical practice guidelines recommend maintaining serum potassium levels between 4.0 and 5.0 mEq/L in patients after a heart attack. http://medicalxpress.com/news/2012-01-blood-potassium-heart-in-hospital-mortality.html Cardiology Tue, 10 Jan 2012 17:10:01 EST news245436553