Institutional Publications

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    Mentha arvensis and Mentha × piperita-vital herbs with myriads of pharmaceutical benefits
    (MDPI AG, 2023) Wei, Hao; Kong, Shuai; Jayaraman, Vanitha; Selvaraj, Dhivya; Soundararajan, Prabhakaran; Manivannan, Abinaya
    Mentha arvensis L. and Mentha × piperita L. are herbal plants belonging to the Lamiaceae family and are widely cultivated for their essential oils and culinary uses. These herbs are commercially valuable mints used in the preparation of herbal formulations, cosmetics, pharmaceuticals, and in food industries. Due to the presence of potential secondary metabolites, mints were employed to treat various disorders since ancient times in traditional medicines. The extracts of M. arvensis and M. × piperita can improve the function of digestive system, central nervous system and respiratory system of the human body. Majority of the health benefits of these herbs are attributed by the essential oil components. In addition, the administration of M. arvensis and M. × piperita under various pathological conditions studied in vitro and in vivo facilitated the recovery of detrimental ailments. Due to the increasing demand for natural product-based medicines, research is focused on the utilization of phytochemicals to treat various ailments. In order to provide a comprehensive overview of health benefits of M. arvensis and M. × piperita, the present endeavor deals with the antioxidant property, anti-inflammatory property, anti-microbial, and anti-cancer activities of both species. However, a deeper knowledge on the specific metabolites of M. arvensis and M. × piperita and their mode of action against different disease targets will accelerate the discovery of novel natural drugs with less side effects and higher efficiency.
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    Volatile compounds of leaves and flowers of periwinkle Catharanthus roseus (L.) G. Don from New Delhi
    (Wiley-Blackwell, 2006) Pandey-Rai, Shashi; Mallavarapu, Gopal Rao; Naqvi, A. A.; Yadav, Anju; Rai, Sanjay Kumar; Srivastava, Suchi; Singh, Digvijay; Mishra, Raghvendra; Kumar, Sushil
    The hydrodistilled waxy oils of the leaves and flowers of Catharanthus roseus (L.) G. Don cv. Nirmal plants grown at New Delhi were analysed by GC and GC–MS. A total of 52 compounds were identified, accounting for the 91.3% of the leaf oil.Among these the main constituents were as follows: (E,E )-2,4-hexadienal (7.7%), citronellol (7.9%), geraniol (7.9%), p-cresol (4.7%), (Z,E )-pentadecanal (6.6%), hexadecanoic acid (4.9%), palmitic acid (4.9%) and phytol (6.4%). A total of 41 compounds were identified, accounting for 99.4% of the flower oil, whose main constituents were heneicosane (20.8%), tricosane (37.9%), tetracosane (6.1%) and docosane (4.3%). A total of 24 compounds occurred in both the leaf and flower oils.