37 results for “essential oils”

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Research ArticleOpen accessPhrase in the titleComparative Phytochemical Analysis of Hydrodistilled Essential Oils of Scots Pine (Pinus Sylvestris L.) Needles From Central KazakhstanKuralay Tuleshova, Margarita Ishmuratova, Asanali Aynabayev et al.This study presents a detailed phytochemical investigation of hydrodistilled essential oils extracted from the needles of Pinus sylvestris (Scots pine), collected from fifteen natural populations located in the Karaganda and Ulytau regions of Central Kazakhstan. The extraction was performed using hydrodistillation with hexane as a co-solvent, and the chemical composition of the oils was subsequently analyzed using gas chromatography–mass spectrometry … …OnLine Journal of Biological Sciences, Vol. 25, Issue 4 · 28 Nov 2025 · 2,696 accessesView PDF Cite

Research ArticleOpen accessPhrase in the titleComparison of Fumigation and Immersion of Essential Oils on Quality and Physiology of Fresh Shiitake Mushrooms (Lentinus edodes)Yanjie Li, Yanxin Wang, Shudong Ding et al.The effects of different essential oils with fumigation or immersion on sensory and physiological quality of fresh shiitake mushrooms were evaluated during the storage. Shiitake mushrooms were treated with essential oils (grapefruit essential oil, rosemary essential oil, cinnamon essential oil) by fumigation and immersion respectively. The surface color, browning degree, sensory evaluation, hardness, soluble protein content, total phenolic content and … …American Journal of Biochemistry and Biotechnology, Vol. 18, Issue 1 · 10 Feb 2022 · 6,055 accessesView PDF Cite

Research ArticleOpen accessPhrase in the titleAntileishmanial and Antibacterial Activity of Essential Oils of Medicinal Plant Achillea santolina L.Abdulkarim Dakah, Mohammed MaarroufAchillea santolina is medicinal plant widely used in folk medicine for gastrointestinal disorders, anti-inflammatory and anti-diuretic. The World Health Organization (WHO) reports that about 350 million people are considered to be at risk of contracting leishmaniasis especially among people living in the developing countries. This research will be the first time that evaluate antileishmanial activity of essential oils of A. … …OnLine Journal of Biological Sciences, Vol. 19, Issue 1 · 2 Mar 2019 · 9,199 accessesView PDF Cite

Research ArticleOpen accessPhrase in the titleChemical Composition, Antibacterial and in vitro Anti-Inflammatory Potentials of Essential Oils from Different Plant Parts of Moringa oleifera LamGloria Aderonke Otunola, Anthony Jide AfolayanThe chemical constituents, antibacterial, protection against protein denaturation and membrane stabilization activities of essential oils from flowers, leaves, seeds, bark and roots of M. oleifera were investigated. Of the eight bacterial strains tested, only the growths of four strains were inhibited by the essential oils. The oils from the flowers and seeds were the most active with MIC: 1.25 mg/mL … …American Journal of Biochemistry and Biotechnology, Vol. 14, Issue 3 · 1 Oct 2018 · 10,333 accessesView PDF Cite

Research ArticleOpen accessPhrase in the titleOvicide and Larvicide Activities of the Essential Oils Extracted from Polyalthia longifolia and Clausena anisata on Sitotroga cerealellaGuy Alain Alitonou, Jean Pierre Noudogbessi, Philippe Sessou et al.This work has objectives to study the chemical composition of volatile extracts obtained from leaves of Polyalthia longifolia and Clausena anisata and to evaluate their ovicide and larvicide effects by fumigation against Sitotroga cerealella, as alternative to the pesticides of synthesis. The analyses of the extracts by GC-MS showed that the essential oil of P. longifolia contains 57 compounds representing … …OnLine Journal of Biological Sciences, Vol. 17, Issue 3 · 19 Jul 2017 · 7,773 accessesView PDF Cite

Research ArticleOpen accessPhrase in the titleEffect of Thyme, Clove and Cinnamon Essential Oils on Candida Albicans and Moulds Isolated from Different SourcesI.A. Radwan, A.H. Abed, M.R. Abeer et al.In this study, mycological examination were conducted on different samples from human, animals and poultry in El-Fayoum and Beni-Suef governorates, Egypt in the period from January to June 2013. The antifungal activities of thyme, clove and cinnamon oils against the recovered fungal isolates were tested using agar dilution method. A total of 209 samples were collected (including vaginal swabs from … …American Journal of Animal and Veterinary Sciences, Vol. 9, Issue 4 · 26 Dec 2014 · 10,499 accessesView PDF Cite

Research ArticleOpen accessPhrase in the titleEFFICACY OF ESSENTIAL OILS FROM MEDICINAL PLANTS IN CONTROL OF THE HAIRY ROSE BEETLE, TROPINOTA SQUALIDA (SCOPOLI) AND THEIR COMPARATIVE TOXICITY TO THE HONEY BEE, APIS MELLIFERA L.Mohammad S. Al-AlawiThe insecticidal activity of essential plants oils against an important insect pest of fruit trees, the hairy rose beetle, was evaluated in topical and feeding applications in the laboratory. Essential oils that caused more than 50% mortality were further tested against the hairy rose beetle and the honey bee using different concentrations and their relative toxicities were evaluated. Results showed … …American Journal of Agricultural and Biological Sciences, Vol. 9, Issue 3 · 18 Mar 2014 · 7,772 accessesView PDF Cite

Research ArticleOpen accessPhrase in the titleA Study of the Essential Oils of Four Sudanese Accessions of Basil (Ocimum basilicum L.) Against Anopheles Mosquito LarvaeAzhari H. Nour, Salah A. Elhussein, Nour A. Osman et al.Problem statement: Certain basil essential oils were claimed to have a larvicidal activity towards mosquito's larvae. To test this claim the essential oils of four accessions of basil grown in Sudan were selected and tested for Anopheles larvae. Malaria is the major health problem in the Sudan and the whole country is now considered endemic, with varying degrees, about 35,000 … …American Journal of Applied Sciences, Vol. 6, Issue 7 · 31 Jul 2009 · 8,825 accessesView PDF Cite

Research ArticleOpen accessPhrase in the titleAntifungal Activity of Essential Oils from Some Medicinal Plants of Iran against Alternaria alternateI. Hadizadeh, B. Peivastegan, H. HamzehzarghaniProblem statement: Increasing public concern over the level of pesticide residues in food especially fresh produce has built up adequate pressure for scientists to look for less hazardous and environmentally safer compounds for controlling post harvest diseases. Essential oils as registered food grade materials have the potential to be applied as alternative anti-fungal treatments for fresh fruits and vegetables. Approach: … …American Journal of Applied Sciences, Vol. 6, Issue 5 · 31 May 2009 · 9,804 accessesView PDF Cite

Research ArticleOpen accessEvery word in the titleComparative Antioxidant Effects of Essential Oil Blends and Individual Oils Using the DPPH Radical-Scavenging AssaySunghun Jang, Jae Kyung KimOxidative stress is recognized as a major contributor to conditions such as cancer, aging, and inflammation. Consequently, there is a growing interest in the use of natural antioxidants, particularly essential oils, owing to their safety benefits and potent antioxidant properties. The aim of this study was to evaluate the antioxidant effects of four essential oil blends (Refresh, Zest, Revitalizing, and … …American Journal of Biochemistry and Biotechnology, Vol. 21, Issue 3 · 5 Jan 2026 · 2,648 accessesView PDF Cite