According to federal prosecutors, from January 2003 until February 2008, Huang was employed as a research scientist at Dow, where in 2005 he became a research leader in strain development related to unique, proprietary organic insecticides marketed worldwide.

FORBES: Chinese Agricultural Researcher Charged Under Economic Espionage Act for Trade Secret Thefts at Dow and Cargilll

Only Huang fell ill, though she had close contact with 116 people, according to the Beijing Municipal Health Bureau.

CNN: Woman dies of bird flu in China

The woman, Huang Yanqing, died Monday morning after she was admitted to hospital on December 27, according to state-run Xinhua news agency.

CNN: Woman dies of bird flu in China