<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The study concerns the effects of drying process conditions (40, 50, 60°C) on the contents of bioactive compounds in Scots pine (<italic>Pinus sylvestris</italic> L.) shoots as well as the yield and composition of essential oils. The obtained dry material was examined for the total contents of polyphenols and the antioxidant activity as well as the content of vitamin C. The material was examined by using the HS-SPME method, and the composition of the essential oils was determined using gas chromatography method (GC-MS). The highest contents of bioactive compounds were found in the material subjected to drying at 40°C. The highest yield of essential oils (0.63 ml 100 g<sup>−1</sup> d.m. of the material) was obtained from the pine shoots dried at 40°C.</p></abstract>

The study concerns the effects of drying process conditions (40, 50, 60°C) on the contents of bioactive compounds in Scots pine (Pinus sylvestris L.) shoots as well as the yield and composition of essential oils. The obtained dry material was examined for the total contents of polyphenols and the antioxidant activity as well as the content of vitamin C. The material was examined by using the HS-SPME method, and the composition of the essential oils was determined using gas chromatography method (GC-MS). The highest contents of bioactive compounds were found in the material subjected to drying at 40°C. The highest yield of essential oils (0.63 ml 100 g−1 d.m. of the material) was obtained from the pine shoots dried at 40°C.

Influence of Drying Temperature on the Content of Bioactive Compounds in Scots Pine (<italic>Pinus sylvestris</italic> L.) Shoots as Well as Yield and Composition of Essential Oils

Department of Food and Agriculture Production Engineering

Department of Chemistry and Food Toxicology

Acta Universitatis Cibiniensis. Series E: Food Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Influence of Drying Temperature on the Content of Bioactive Compounds in Scots Pine ( L.) Shoots as Well as Yield and Composition of Essential Oils

The study concerns the effects of drying process conditions (40, 50, 60°C) on the contents of bioactive compounds in Scots pine (Pinus sylvestris L.) shoots as...

Influence of Drying Temperature on the Content of Bioactive Compounds in Scots Pine (Pinus sylvestris L.) Shoots as Well as Yield and Composition of Essential Oils

Published Online: Jun 25, 2020

Page range: 15 - 24

Received: Dec 15, 2019

Accepted: Apr 27, 2020

DOI: https://doi.org/10.2478/aucft-2020-0002

Keywords
L., drying, antioxidant activity, polyphenols, essential oils

© 2020 Natalia Matłok et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Influence of Drying Temperature on the Content of Bioactive Compounds in Scots Pine (Pinus sylvestris L.) Shoots as Well as Yield and Composition of Essential Oils

Published Online: Jun 25, 2020

Page range: 15 - 24

Received: Dec 15, 2019

Accepted: Apr 27, 2020

DOI: https://doi.org/10.2478/aucft-2020-0002

KeywordsL., drying, antioxidant activity, polyphenols, essential oils

© 2020 Natalia Matłok et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
L., drying, antioxidant activity, polyphenols, essential oils