Submitted on: 09 February 2007.
Revised on: 09 May 2007.
Accepted on: 06 June 2007.
___________________JOURNAL OF INDUSTRIAL MICROBIOLOGY & BIOTECHNOLOGY
Submitted on: 11 February 2009.
Revised on: 13 April 2009.
Accepted on: 14 May 2009.
___________________JOURNAL OF INDUSTRIAL MICROBIOLOGY & BIOTECHNOLOGY
Submitted on: 13 May 2011.
Revised on: 06 August 2011.
Accepted on: 16 September 2011.
___________________JOURNAL OF INDUSTRIAL MICROBIOLOGY & BIOTECHNOLOGY
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