8, 2015/PRNewswire/ –Cardinal Health announced today that its plank of directors has electedNancy Killeferas an unbiased director, effectiveSept. 14. Killefer most served as senior partner of McKinsey and Co recently. Inc., until her retirement in 2013. At McKinsey, she served a multitude of consumer, retail, health care and others in roles of raising responsibility over the period greater than three decades. She also offered inthe United StatesDepartment of theTreasury as the associate secretary for Administration, chief economic officer and chief operating officer.The rods, which range from 2 to 10 nanometers in diameter and 5 to 100 nanometers long, can provide as molecule-sized labels for biological analysis whose color depends upon the exact dimensions of a specific quantum rod. In their native form, quantum rods are inert and insoluble in water relatively, making it difficult to modify them with biological targeting agents and utilize them as biological labels. Alivisatos and his collaborators solved this problem by depositing a thin film of a silicon-containing compound known as a silane.