{"id":5501,"date":"2024-08-04T19:27:28","date_gmt":"2024-08-04T19:27:28","guid":{"rendered":"https:\/\/longchangextracts.com\/?p=5501"},"modified":"2024-08-04T19:27:28","modified_gmt":"2024-08-04T19:27:28","slug":"three-volatile-oils","status":"publish","type":"post","link":"https:\/\/longchangextracts.com\/da\/three-volatile-oils\/","title":{"rendered":"Unders\u00f8gelse af komponenterne, den antibakterielle aktivitet og cytotoksiciteten af tre flygtige olier fra timian p\u00e5 humane leverkr\u00e6ftceller"},"content":{"rendered":"<p>Unders\u00f8gelse af komponenterne, den antibakterielle aktivitet og cytotoksiciteten af tre flygtige olier fra timian p\u00e5 humane leverkr\u00e6ftceller<br \/>\nTimian er en lille halvbusk af Lamiaceae-familien, der er vidt udbredt i Indre Mongoliet, Heilongjiang og andre regioner. Flygtig olie fra timian er et unikt flygtigt stof i timian, og indholdet varierer afh\u00e6ngigt af v\u00e6kstmilj\u00f8 og type. Den best\u00e5r for det meste af terpener og aromatiske forbindelser, hvor thymol og carvacrol har det h\u00f8jeste indhold. Flygtig timianolie bruges i vid udstr\u00e6kning i f\u00f8devaretils\u00e6tningsstoffer og sk\u00f8nheds- og hudplejeprodukter p\u00e5 grund af dens fremragende antioxidantegenskaber. Den har ogs\u00e5 en st\u00e6rk h\u00e6mmende effekt p\u00e5 patogene bakterier som Streptococcus pneumoniae, Staphylococcus aureus, Candida albicans og Salmonella typhimurium. Derfor har det tiltrukket sig stor opm\u00e6rksomhed inden for medicin. Selv om der har v\u00e6ret mange litteraturrapporter om mekanismen for flygtig planteolie, der inducerer kr\u00e6ftcelleapoptose, er der f\u00e5 forskningsrapporter om flygtig olie fra timianplanter, og der er f\u00e5 rapporter om, hvordan den f\u00f8rer til kr\u00e6ftcellenekrose og -apoptose, samt mangel p\u00e5 systematisk forskning.<\/p>\n<p>I denne unders\u00f8gelse blev Thymus citriodorus, Thymus mongolicus og Thymus vulgaris brugt som materialer til at udvinde tre flygtige olier fra timian ved hj\u00e6lp af dampdestillation. Kombineret med gaskromatografi-massespektrometri (GC-MS)-analyse af deres kemiske komponenter blev den antibakterielle effekt og toksiciteten over for leverkr\u00e6ftceller unders\u00f8gt, hvilket gav et mere grundl\u00e6ggende teoretisk grundlag for yderligere omfattende udvikling af flygtige olier fra timian.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5502\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/1-153.png\" alt=\"\" width=\"354\" height=\"291\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5503\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/2-139.png\" alt=\"\" width=\"342\" height=\"291\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5504\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/3-132.png\" alt=\"\" width=\"343\" height=\"278\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5505\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/4-117.png\" alt=\"\" width=\"782\" height=\"229\" srcset=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/4-117.png 782w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/4-117-768x225.png 768w\" sizes=\"(max-width: 782px) 100vw, 782px\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5506\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/5-8.jpg\" alt=\"\" width=\"771\" height=\"798\" srcset=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/5-8.jpg 771w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/5-8-768x795.jpg 768w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/5-8-696x720.jpg 696w\" sizes=\"(max-width: 771px) 100vw, 771px\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5507\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/6-8.jpg\" alt=\"\" width=\"769\" height=\"696\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5508\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/7-87.png\" alt=\"\" width=\"780\" height=\"213\" srcset=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/7-87.png 780w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/7-87-768x210.png 768w\" sizes=\"(max-width: 780px) 100vw, 780px\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5509\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/8-81.png\" alt=\"\" width=\"345\" height=\"262\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5510\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/9-74.png\" alt=\"\" width=\"774\" height=\"232\" srcset=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/9-74.png 774w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/9-74-768x230.png 768w\" sizes=\"(max-width: 774px) 100vw, 774px\" \/><br \/>\nUdvinding af flygtige olier fra aromatiske planter er et effektivt alternativ til kemiske fungicider og kr\u00e6ftbek\u00e6mpelsesmidler p\u00e5 grund af deres relativt sikre, lave toksicitet, lette nedbrydning og milj\u00f8venlige egenskaber. Sammens\u00e6tningen af flygtige olier varierer mellem forskellige l\u00e6geplanter og indeholder generelt forskellige terpenoider, aromatiske forbindelser, alifatiske forbindelser og nitrogen- og svovlholdige forbindelser. P\u00e5 nuv\u00e6rende tidspunkt er der begr\u00e6nset forskning i antitumoreffekterne af de aktive ingredienser i flygtig timianolie. Denne unders\u00f8gelse brugte traditionel dampdestillation til at opn\u00e5 tre typer flygtig timianolie og analyserede deres forskelle i sammens\u00e6tning ved hj\u00e6lp af GC-MS. Den mest \u00e5benlyse var, at den flygtige olie fra citrontimian indeholdt to forbindelser, citral og isocitral, mens de to andre flygtige olier ikke indeholdt disse to stoffer. Eksperimentet brugte tre typer flygtig timianolie til at behandle forskellige plantepatogener og fandt ud af, at de udviste forskellige evner inden for antibakteriel aktivitet. Blandt dem havde den flygtige citrontimianolie den bedste antibakterielle effekt, is\u00e6r p\u00e5 Escherichia coli. I mods\u00e6tning hertil er den antibakterielle evne hos flygtig olie af fransk timian svagere, efterfulgt af flygtig olie af timian. Eksperimentet analyserede ogs\u00e5 dens virkninger p\u00e5 spredning og apoptose af leverkr\u00e6ftcellelinjer ved hj\u00e6lp af CCK-8-metoden. Resultaterne viste, at tre typer flygtige timianolier kunne h\u00e6mme spredningen af leverkr\u00e6ftcellen HepG2 betydeligt og fremkalde dens apoptose, hvilket har et vist forskningspotentiale i udviklingen af antitumorl\u00e6gemidler. Denne antibakterielle og kr\u00e6fth\u00e6mmende funktion er t\u00e6t forbundet med sammens\u00e6tningen af flygtige olier i timian-sl\u00e6gten. Thymol, som har det h\u00f8jeste indhold, har ikke kun betydelige terapeutiske virkninger p\u00e5 plantesvampe, dermatofytter og menneskelig inflammation, men viser ogs\u00e5 god antitumor-farmakologisk aktivitet. For eksempel kan thymol inducere apoptose i levercancerceller, prostatacancerceller og gastriske cancerceller fra mitogenaktiveret proteinkinase (MAPK), ekstracellul\u00e6r reguleret proteinkinase (ERK) og apoptotisk gen Bax og ud\u00f8ve anticancereffekter ved at reducere mitokondriel transmembraninduktion af ROS, \u00f8ge Caspase-ekspression og nedregulere Bcl-2-ekspression. Derudover kan citral inducere apoptose af leuk\u00e6miceller ved at inducere oxidativ stressreaktion, \u00f8ge niveauet af intracellul\u00e6rt malondialdehyd, reducere reduceret glutathion og inducere apoptose af leuk\u00e6miceller. Det kan ogs\u00e5 h\u00e6mme spredningen af lymfomceller ved at opregulere udtrykket af det pro-apoptotiske protein BAK og nedregulere udtrykket af det anti-apoptotiske protein Bcl xL og blokere cellecyklussen for at h\u00e6mme spredningen af brystkr\u00e6ftceller. Zhao et al. brugte \u00e6terisk lavendelolie til at h\u00e6mme v\u00e6ksten af den humane leverkr\u00e6ftcellelinje HepG2. Resultaterne viste, at \u00e6terisk lavendelolie kunne h\u00e6mme spredningen af HepG2-celler betydeligt p\u00e5 en koncentrationsafh\u00e6ngig m\u00e5de. Efter behandling viste forskellige koncentrationer af \u00e6terisk lavendelolie signifikant apoptose og nekrose i HepG2-celler. Jia et al. fandt, at limonen kan \u00f8ge indholdet af Bax og cytokrom, reducere udtrykket af Bcl-2 og fremkalde apoptose i den humane tyktarmskr\u00e6ftcellelinje LS174T; Jaganathan et al. bekr\u00e6ftede, at phenol kan fremkalde apoptose i tyktarmskr\u00e6ftceller ved at aktivere p53 og Caspase-3.<\/p>\n<p>Naturlige flygtige planteolier er en meget potentiel biologisk ressource. Med en uddybning af forskningen i timianplanters flygtige olier vil der blive skabt flere muligheder for klinisk medicin, farmaceutisk behandling og f\u00f8devaresikkerhed, hvilket \u00e5bner nye veje for udviklingen af nye naturlige antioxidanter og antitumorl\u00e6gemidler.<\/p>","protected":false},"excerpt":{"rendered":"<p>Study on the components, antibacterial activity, and cytotoxicity of three volatile oils from thyme on human liver cancer cells Thyme is a small semi shrub of the Lamiaceae family, widely distributed in Inner Mongolia, Heilongjiang and other regions. Thyme volatile oil is a unique volatile substance of thyme, and its content varies depending on the [&hellip;]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Study on the components, antibacterial activity, and cytotoxicity of three volatile oils from thyme on human liver cancer cells - China Chemical Manufacturer<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/longchangextracts.com\/da\/three-volatile-oils\/\" \/>\n<meta property=\"og:locale\" content=\"da_DK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Study on the components, antibacterial activity, and cytotoxicity of three volatile oils from thyme on human liver cancer cells - China Chemical Manufacturer\" \/>\n<meta property=\"og:description\" content=\"Study on the components, antibacterial activity, and cytotoxicity of three volatile oils from thyme on human liver cancer cells Thyme is a small semi shrub of the Lamiaceae family, widely distributed in Inner Mongolia, Heilongjiang and other regions. 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