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Biotechnology and Applied Biochemistry (2003) 37, (145–147) (Printed in Great Britain)

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Enhanced production of verbenol, a highly valued food flavourant, by an intergeneric fusant strain of Aspergillus niger and Penicillium digitatum

Smitha C. V. Rao, Rati Rao and Renu Agrawal¹

Department of Food Microbiology, Central Food Technological Research Institute, Mysore, India

Key words: a-pinene, biotransformation, food flavourant.

¹To whom correspondence should be addressed (e-mail renuagrawal46@rediffmail.com).

An intergeneric hybrid, obtained from Aspergillus niger and Penicillium digitatum, biotransformed (-)-cis-a-pinene (5 mg/25 ml) into (-)-cis-verbenol (60%; 1.08 mg/g of biomass) in 6 h compared with 0.18 mg/g of biomass for verbenol (10–15%; 0.18–0.27 mg/g of biomass) in the initial parent cultures.

Received 11 June 2002/7 November 2002; accepted 13 November 2002

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