Submitted on: 05 September 2012.
Revised on: 02 November 2012.
Accepted on: 28 November 2012.
___________________BIOLOGICAL CHEMISTRY---WALTER DE GRUYTER GMBH
Submitted on: 02 September 2008.
Revised on: 11 October 2008.
Accepted on: 04 November 2008.
___________________BIOLOGICAL CHEMISTRY---WALTER DE GRUYTER GMBH
Submitted on: 09 February 2011.
Revised on: 01 June 2011.
Accepted on: 28 June 2011.
___________________BIOLOGICAL CHEMISTRY---WALTER DE GRUYTER GMBH
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Submitted on: 30 September 2002.
Revised on: 18 December 2002.
Accepted on: 14 January 2003.
___________________BIOLOGICAL CHEMISTRY---WALTER DE GRUYTER GMBH