Elizabeth Holmes Backstage at TechCrunch Disrupt San Francisco 2014.

Deputy Secretary of Defense Ashton B. Carter and former Secretary of Defense William Perry sit down for a meeting with Theranos CEO and founder Elizabeth Holmes as they pay a visit to several high tech companies in Palo Alto, California, April 17, 2013. Theranos is a healthcare company focusing on real-time diagnosis and monitoring of targeted ailments in a non-invasive fashion. (DoD Photo By Glenn Fawcett) (Released)

Elizabeth Holmes, the chief executive officer and founder of Theranos, a health care technology company, listens as Deputy Secretary of Defense Ash Carter speaks at Stanford University in Palo Alto, Calif., April 17, 2013. (DoD photo by Glenn Fawcett/Released)

SAN FRANCISCO, CA - SEPTEMBER 08: Theranos Chairman, CEO and Founder Elizabeth Holmes (L) and TechCrunch Writer and Moderator Jonathan Shieber speak onstage at TechCrunch Disrupt at Pier 48 on September 8, 2014 in San Francisco, California. (Photo by Steve Jennings/Getty Images for TechCrunch)

SAN FRANCISCO, CA - SEPTEMBER 08: Theranos Chairman, CEO and Founder Elizabeth Holmes (L) and TechCrunch Writer and Moderator Jonathan Shieber speak onstage at TechCrunch Disrupt at Pier 48 on September 8, 2014 in San Francisco, California. (Photo by Steve Jennings/Getty Images for TechCrunch)

Elizabeth Holmes Backstage at TechCrunch Disrupt San Francisco 2014. Photo by Max Morse for TechCrunch.

Elizabeth Holmes, the chief executive officer and founder of Theranos, a health care technology company, listens as Deputy Secretary of Defense Ash Carter speaks at Stanford University in Palo Alto, Calif., April 17, 2013. (DoD photo by Glenn Fawcett/Released)

SAN FRANCISCO, CA - SEPTEMBER 08: Theranos Chairman, CEO and Founder Elizabeth Holmes speaks onstage at TechCrunch Disrupt at Pier 48 on September 8, 2014 in San Francisco, California. (Photo by Steve Jennings/Getty Images for TechCrunch)

Elizabeth Holmes of Theranos at TechCrunch Disrupt SF 2014. www.cnbc.com/id/102624246#_gus&_gucid=&_gup=twitt...

SAN FRANCISCO, CA - SEPTEMBER 08: Theranos Chairman, CEO and Founder Elizabeth Holmes speaks onstage at TechCrunch Disrupt at Pier 48 on September 8, 2014 in San Francisco, California. (Photo by Steve Jennings/Getty Images for TechCrunch)