scholarly journals Evaluation of anti-oxidant and anti-microbial activity of various essential oils in fresh chicken sausages

2017 ◽  
Vol 54 (2) ◽  
pp. 279-292 ◽  
Author(s):  
Heena Sharma ◽  
S. K. Mendiratta ◽  
Ravi Kant Agarwal ◽  
Sudheer Kumar ◽  
Arvind Soni
2020 ◽  
Vol 10 (3) ◽  
pp. 272-278
Author(s):  
Ardalan Pasdaran ◽  
Satyajit D. Sarker ◽  
Lutfun Nahar ◽  
Azadeh Hamedi

Background: The essential oil from the Acantholimon genus have been an integral part of the traditional food additive in Middle East. Most of the plants in Acantholimon genus have not been studied scientifically. The aim of this study is to investigate the chemical composition, antibacterial, insecticidal and anti-oxidant activities of three Acantholimon species including Acantholimon atropatanum, A. gilliatii and A. tragacanthium. Method: The essential oils of the aerial parts were extracted by hydrodistillation. Chemical constitutions were identified by gas chromatography- mass spectroscopy technique, also their toxicities were assessed against the two important grain products pests, Oryzeaphilus mercator and Tribolium castaneum. Antibacterial activity was assessed against the three foodborne bacteria that include Escherichia coli, Pseudomonas aeruginosa and Staphylococcus aureus based on the disc diffusion assay. Free-radical-scavenging property was identified based on 1, 1-diphenyl-2-picrylhydrazyl (DPPH) radical scavenging activity. Results: 2-hexahydrofarnesyl acetone was the main compound in A. gilliatii and A. tragacanthium, whilst farnesyl acetone, heptacosane and germacrene D were the principal components of A. atropatanum essential oil. These oils exhibited 40-90% mortality of O. mercator and/or T. castaneum at a dose of 12 μl/l air after 48h of exposure, and exhibited significant free-radicalscavenging property (RC50 = 3.7 × 10-3 - 8.3 × 10-3 mg/ml). The oils of A. tragacanthium and A. gilliatii showed a weaker antibacterial activity compared to A. atropatanum. Conclusion: A. atropatanum, A. gilliatii and A. tragacanthium essential oils had significant insecticidal and anti-oxidant properties. They also showed week to moderate antibacterial activity against P. aeruginosa and S. aureus.


2016 ◽  
Vol 8 (3) ◽  
pp. 444 ◽  
Author(s):  
Chekuri Sudhakar ◽  
Narendar Vankudothu ◽  
Shivaprasad Panjala ◽  
Nirmala Babu Rao ◽  
Roja Rani Anupalli

The herb <em>Acalypha indica </em>which belongs to Euphorbiaceae family has multiple medicinal properties which include anti-oxidant, anti-bacterial, anti-fungal, anti-inflammatory, antiulcer, anti-helmintic, anti-cancerous, anti-venom, and neuro-protective activity. The present study was designed to evaluate the phytochemical, antimicrobial and anti-oxidant activity of <em>Acalypha indica </em>leaves extracts in different solvent extractions like methanol, hexane, ethyl acetate and petroleum ether. Fresh leaves of the plant were collected and shade dried. Dried leaves were milled to obtain powder. Powder was subjected to soxhlet extraction using solvents and extracts were successively obtained. Phytochemical analysis was conducted following standard methods.  Phytochemical analysis showed the presence of Alkaloids, Phenols, Saponins, Flavanoids and Amino acids. Leaf extract of methonal have shown the highest anti-oxidation capacity than hexane, ethyl acetate and petroleum ether. Anti-microbial activity has been performed on microbes like <em>Bacillus sps</em>, <em>E.coli,</em> <em>Psuedomonas sps</em> and <em>Streptococcus sps.</em> A highest value of zone of inhibition was found in methanol extract against <em>E.coli.</em> These results provide evidence that <em>Acalypha indica </em>leaf extract possesses vital phytochemicals, antimicrobial and antioxidant properties. Hence this plant can be studied further for drug analysis for finding potent medicines for diseases.


2018 ◽  
Vol 55 (2) ◽  
pp. 821-832 ◽  
Author(s):  
Sudheer Kumar ◽  
S. K. Mendiratta ◽  
Ravi Kant Agrawal ◽  
Heena Sharma ◽  
Bhanu Pratap Singh

2017 ◽  
Vol 25 (4) ◽  
pp. 881-889 ◽  
Author(s):  
Hsiao-Fen Wang ◽  
Kuang-Hway Yih ◽  
Chao-Hsun Yang ◽  
Keh-Feng Huang

2021 ◽  
Vol 8 (2) ◽  
pp. 44-48
Author(s):  
Krishnamoorthy Karthika ◽  
Vimal Priya Subramanian

Solena amplexicaulis, (Cucurbitaceae) commonly known as the creeping cucumber, native to tropical southern Asia. It is generally prescribed for wound healing by the local healers in western districts of Tamil Nadu. The fruits, leaves, roots and shoots have used as food and it is traditionally used as astringent, appetizer, carminative, cardiotonic, digestive, diuretic, expectorant, invigorating, purgative and stimulant. It have lot of medicinal uses such as antioxidant antidiabetic, antibacterial etc. The available reports on physicochemical, anti-microbial activity, anti-oxidant activity and pharmacological value of Solena amplexicaulis are discussed in this review.


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