Dr. Alexander Parsadanian and his wife, Maia, sold a three-bedroom, two-bath home at 833 Berry Hill Dr. in Olivette to Kit Leung Sang and Kathryn I. Tung Kun for $280,000 on Sept. 11.

The Parsadanians paid $203,000 for the property in Aug. 2000. The 1,800-square-foot house in the Olivette South neighborhood was built in 1960.

Dr. Parsadanian is a scientific review officer at the National Institute of Aging. He began his career as a senior scientist and the leader of the genetic engineering group at the Institute of Biochemistry of the Armenian Academy of Sciences. He has also been a postdoctoral fellow at Max-Planck-Institute for Psychiatry and worked as a research associate in the department of neurology at the Washington University School of Medicine.

He received his B.S. and M.S. in biophysics from Yerevan State University in Armenia and his Ph.D. in molecular biology from the Institute of Molecular Biology in Moscow.

According to BlockShopper.com, there were 112 sales in Olivette in 2008, with a median sales price of $230,000.

Address: 833 Berry Hill Drive
Buyer(s): Kit Leung Sang (Husband) and I Tung Kun Kathryn (Wife)
Seller(s): Alexander Parsadanian (Husband) and Maia Parsadanian (Wife)
Sale date: Sep. 11, 2009