Научная статья на тему 'Composition and antibacterial effect of Mentha plants grown in Estonia'

Composition and antibacterial effect of Mentha plants grown in Estonia Текст научной статьи по специальности «Фундаментальная медицина»

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Текст научной работы на тему «Composition and antibacterial effect of Mentha plants grown in Estonia»

Abstracts. PHYTOPHARM 2017

COMPOSITION AND ANTIBACTERIAL EFFECT OF MENTHA PLANTS GROWN IN ESTONIA

© Karmen Kapp1, Tonu Pussa2, Anne Orav3, Mati Roasto2, Ain Raal4, Pia Vuorela1, Heikki Vuorela1, Paivi Tammela 1

1 Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland;

2 Department of Food Hygiene, Estonian University of Life Sciences, Tartu, Estonia;

3 Institute of Chemistry, Tallinn University of Technology, Tallinn, Estonia;

4 Institute of Pharmacy, University of Tartu, Tartu, Estonia

The purpose of the study was to broaden the knowledge of the chemical composition of Mentha plants and thereby enhance the understanding of the taxonomy of genus Mentha. Also, the antimicrobial activity of Mentha plants essential oils and water extracts was evaluated, supporting the use of mints as health promoting agents in diet.

The leaves of cultivated or wild grown Mentha plants (n = 33) were collected in Estonia. Essential oils were isolated by a Marcusson type microdistillation apparatus and qualitatively analysed by GC-MS. The quantitative and qualitative content of polyphenols in the Mentha plants water extracts were studied using HPLC-UV-MS/MS. Antimicrobial activity was determined by broth dilution assay on Escherichia coli and Staphylococcus aureus.

The essential oil composition of Mentha plants reflected the diversity and hybridization within the genus Mentha. The composition profile of the water extracts was rather similar but the content of polyphenols varied in a wide scale. Based on the analyses of the polyphenols, no species specific compounds could be proposed. Further studies are needed to widen the knowledge of the chemical composition of Mentha plants to their chemotaxonomy.

Essential oils exhibited antimicrobial activities on both of the tested bacteria. However, S. aureus was more sensitive to the essential oils. Water extracts showed activity only against S. aureus.

The present study supports the use of Mentha plants and their constituents as health promoting agents.

PLANTS USED AS ANTIHELMINTIC IN FOLK MEDICINE IN TURKEY

© Secil Karahuseyin 1>2

11stanbul University, Faculty of Pharmacy, Department of Pharmacognosy, Istanbul, Turkey; 2 Cukurova University, Faculty of Pharmacy, Department of Pharmacognosy, Adana, Turkey

Turkey is one of the most floristically rich countries in the world with astonishing plant diversity. Its flora consists of about 10000 vascular plant and approximately one third of its flora (34.4%) is endemic to the country [1, 2]. Recently, numerous ethnobotanical studies have been published and much has been written about medicinal plants in our country [2]. Parasites and parasitic diseases are widely spread in the world. Their adverse effects on health and social-economic society are more visible day by day. Parasitic infections in different ways (water, soil, food and vegetables) can affect humans and induce other complications such as gastrointestinal disorders, malnutrition, anemia

and allergies and sometimes even life threatening. Medicinal plants are widely used [3]. Ethnobotanical studies carried out by traditional methods of treatment are recorded and this information is aimed to contribute to the development of the drug. The information about how to traditionally use these medicinal or wild plants has been transferred from generation to generation. In this study, ethnobotanical studies has been searched and also found a lot of taxa used in traditional treatment against intestinal worm in Turkey. It is aimed to give information about scientific and local names of these taxa, families, using parts and used as antihelmintic (Table 1).

Obzory po kliniceskoj farmacologii i lekarstvennoj terapii [Reviews of clinical pharmacology and drug therapy]

vol. 15/2017/suppLement 1

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