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[Effect of alkylbenzenes on malting processes].
I Iu Stepanenko1, E A Smirnova, E F Shanenko
1Institute of Microbiology, Russian Academy of Sciences, Moscow, 117312 Russia. irina.ste@rambler.ru
Prikladnaia Biokhimiia I Mikrobiologiia
|March 20, 2004
Summary
Alkyl hydroxybenzenes (C7-AHB) regulate barley growth during malting. Specific concentrations and durations of C7-AHB treatment enhance embryo development and enzyme activity, improving overall malt quality.
Area of Science:
- Agricultural Chemistry
- Plant Physiology
Context:
- Malting involves controlled germination of barley grains.
- Alkyl hydroxybenzenes (C7-AHB) are a class of compounds with potential applications in agriculture.
Purpose:
- To investigate the effect of C7-AHB on barley growth and enzyme activity during malting.
- To determine optimal C7-AHB concentrations and treatment durations for modulating barley development.
Summary:
- Treatment of barley with C7-AHB at concentrations ranging from 0.01% to 1.0% for durations of 10 minutes to 6 hours influences growth.
- Low C7-AHB concentrations (0.01-0.02%) stimulate embryo development, while higher concentrations (> 0.5%) suppress vegetative growth.
- C7-AHB modulates enzyme activities, specifically stimulating amylolytic and proteinase complexes in germinating barley grains.
Impact:
- Improved malt quality through enhanced saccharification and protein dissolution.
- Potential for C7-AHB as a novel agent for regulating barley malting processes.
- Provides insights into the physiological responses of barley to alkyl hydroxybenzene treatment.