As a result, Gonzalez-Angulo had access to the substance, according to investigators. The two were in "a casual sexual relationship," according to a criminal.

Anderson Cancer Center, was charged last week with aggravated assault against Dr.The complaint said Blumenschein, who joined M. Anderson in 2003, is free on $50,000 bail.D. He later had to undergo dialysis.According to the charges, when Blumenschein complained that his coffee tasted sweet, she told him she'd added Splenda and told him to finish it, after which she made him another cup.D.Within four hours, he began experiencing slurred speech, poor balance and a loss of fine motor skills. 

Anderson officials said Gonzalez-Angulo is on paid administrative leave, but they declined to comment further.D.Gonzalez-Angulo, who joined M.Authorities allege that Blumenschein was poisoned on Jan.D.A toxicology report by a third expert indicated Blumenschein's iced coffee cup acute severe metabolic acidosis "more likely than not" was due to ethylene glycol poisoning. 27 when he was at Gonzalez-Angulo's home. Anderson in 2000, suffered a protracted loss of the use of his kidneys and is still being treated for it.D.HOUSTON (AP) -- Prosecutors have charged a Houston oncologist with spiking her lover and coworker's coffee with a sweet-tasting chemical used in antifreeze and medical research, causing serious health problems including renal failure. Blumenschein said both tasted sweet. It also said a county toxicologist concurred with the assessment.A 24-hour urine test found crystals consistent with ethylene glycol poisoning, according to the complaint.D.Gonzalez-Angulo's lawyer, Derek Hollingsworth, told the Houston Chronicle .

Anderson laboratories, a cancer center research administrator said in the complaint.Ana Maria Gonzalez-Angulo, a breast cancer oncologist at the University of Texas ) that she is "completely innocent. He was taken to an emergency center, where he was found to have central nervous system depression, cardiopulmonary complications and renal failure. George Blumenschein, a specialist in lung and head and neck cancers at the institution.___Information from: Houston Chronicle, http://www.""She is a distinguished citizen and scientist, and these allegations are totally inconsistent with her personal and professional life," Hollingsworth said in a statement.M.Ethylene glycol, a solvent and starting material for the synthesis of more complex molecules, is present in all M. Anderson officials would not say whether he is back at work.