Submitted on: 09 January 2009.
Revised on: 24 April 2009.
Accepted on: 22 May 2009.
___________________Animal Cells and Systems---TAYLOR & FRANCIS LTD
Submitted on: 05 March 2007.
Revised on: 10 May 2007.
Accepted on: 07 June 2007.
___________________Animal Cells and Systems---TAYLOR & FRANCIS LTD
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Submitted on: 10 December 2003.
Revised on: 07 March 2004.
Accepted on: 06 April 2004.
___________________Animal Cells and Systems---TAYLOR & FRANCIS LTD
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