Potential of Acrylamide Formation, Sugars, and Free Asparagine in Potatoes: A Comparison of Cultivars and Farming Systems

Amrein, Thomas M.; Bachmann, Sandra; Noti, Anja; Biedermann, Maurus; Barbosa, Melissa Ferraz; Biedermann-Brem, Sandra; Grob, Koni; Keiser, Andreas; Realini, Pietro; Escher, Felix; Amadó, Renato (2003). Potential of Acrylamide Formation, Sugars, and Free Asparagine in Potatoes: A Comparison of Cultivars and Farming Systems Journal of Agricultural and Food Chemistry, 51(18), pp. 5556-5560. ACS Publications 10.1021/jf034344v

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Glucose, fructose, sucrose, free asparagine, and free glutamine were analyzed in 74 potato samples from 17 potato cultivars grown in 2002 at various locations in Switzerland and different farming systems. The potential of these potatoes for acrylamide formation was measured with a standardized heat treatment. These potentials correlated well with the product of the concentrations of reducing sugars and asparagine. Glucose and fructose were found to determine acrylamide formation. The cultivars showed large differences in their potential of acrylamide formation which was primarily related to their sugar contents. Agricultural practice neither influenced sugars and free asparagine nor the potential of acrylamide formation. It is concluded that acrylamide contents in potato products can be substantially reduced primarily by selecting cultivars with low concentrations of reducing sugars.

Item Type:

Journal Article (Original Article)

Division/Institute:

School of Agricultural, Forest and Food Sciences HAFL
School of Agricultural, Forest and Food Sciences HAFL > Agriculture
School of Agricultural, Forest and Food Sciences HAFL > Agriculture > Plant Production and Biodiversity

Name:

Amrein, Thomas M.;
Bachmann, Sandra;
Noti, Anja;
Biedermann, Maurus;
Barbosa, Melissa Ferraz;
Biedermann-Brem, Sandra;
Grob, Koni;
Keiser, Andreas;
Realini, Pietro;
Escher, Felix and
Amadó, Renato

Subjects:

S Agriculture > S Agriculture (General)
S Agriculture > SB Plant culture

ISSN:

0021-8561

Publisher:

ACS Publications

Language:

English

Submitter:

Andreas Keiser

Date Deposited:

04 Feb 2021 13:26

Last Modified:

04 Feb 2021 13:26

Publisher DOI:

10.1021/jf034344v

Uncontrolled Keywords:

Potato cultivar; farming systems; potential of acrylamide formation; sugars; asparagine

URI:

https://arbor.bfh.ch/id/eprint/14061

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