I've got a very weak signal http://goldentabs.com/categories/Antibiotics/Buy-Cheap-Doxycycline.html doxycycline 50 mg price  Recently, physicians seeking to resolve a patient但ﾂ�ﾂ冱 conscious state have gone right to the source, searching for signs of awareness using brain imaging or recording electrical activity of neurons. Most of these approaches define a conscious brain as an integrated brain, where groups of cells in many different regions activate to form a cohesive pattern, explains Marcello Massimini, a neurophysiologist at the University of Milan in Italy. 但ﾂ�ﾂ廝ut that但ﾂ�ﾂ冱 not enough,但ﾂ�ﾂ� he says. Sometimes even an unconscious brain looks highly integrated. For example, stimulating the brain of a sleeping person can create a huge wave of activity that 但ﾂ�ﾂ徘ropagates like a ripple in water.但ﾂ�ﾂ� It但ﾂ�ﾂ冱 a highly synchronized, widespread pattern, but it但ﾂ�ﾂ冱 not consciousness, he says, and so this measure is often unreliable for diagnosis.