{"id":4111,"date":"2024-08-04T08:28:54","date_gmt":"2024-08-04T08:28:54","guid":{"rendered":"https:\/\/longchangextracts.com\/?p=4111"},"modified":"2024-08-04T08:28:54","modified_gmt":"2024-08-04T08:28:54","slug":"fenyun","status":"publish","type":"post","link":"https:\/\/longchangextracts.com\/da\/fenyun\/","title":{"rendered":"HS-SPME-GC-MS-analyse af \u00e6ndringerne i flygtige komponenter i blomsterorganerne i 'Fenyun' Smiles p\u00e5 forskellige blomstringsstadier"},"content":{"rendered":"<p>HS-SPME-GC-MS-analyse af \u00e6ndringerne i flygtige komponenter i blomsterorganerne i 'Fenyun' Smiles p\u00e5 forskellige blomstringsstadier<br \/>\nBlomsterduft er en kompleks blanding, der best\u00e5r af en r\u00e6kke lavmolekyl\u00e6re og meget flygtige aromatiske stoffer, som frigives fra planteblomster. En passende koncentration af blomsterduft har en positiv indvirkning p\u00e5 menneskers fysiske og mentale sundhed. Derfor er blomsterduft ogs\u00e5 kendt som \"blomsternes sj\u00e6l\" og er et af planternes vigtige dekorative tr\u00e6k. De vigtigste metoder til udvinding af flygtige komponenter fra blomster omfatter destillation, ekstraktion med organiske opl\u00f8sningsmidler, mikrob\u00f8lgeassisteret ekstraktion, superkritisk CO2-ekstraktion, headspace solid-phase microextraction (HS-SPME) og samtidig destillationsekstraktion. Headspace solid-phase microextraction-metoden er meget udbredt p\u00e5 grund af dens fordele med enkel betjening, lille pr\u00f8vest\u00f8rrelse, lave omkostninger, bredt anvendelsesomr\u00e5de og n\u00f8jagtige og p\u00e5lidelige eksperimentelle resultater. Metoderne til bestemmelse af flygtige komponenter i blomster omfatter gaskromatografi-massespektrometri, gaskromatografi-ionmobilitetsspektrometri, gaskromatografi-olfaktion og elektronisk n\u00e6seteknologi. Gaskromatografi-massespektrometri (GC-MS) kr\u00e6ver en lille pr\u00f8vest\u00f8rrelse, h\u00f8j f\u00f8lsomhed og hurtig detektionshastighed, hvilket g\u00f8r den meget popul\u00e6r inden for flygtige komponenter i planter. I \u00f8jeblikket bruges HS-SPME-GC-MS b\u00e5de nationalt og internationalt mest til at bestemme sammens\u00e6tningen af flygtige komponenter i planteblomster.<br \/>\nMichelia-planter er ber\u00f8mte aromatiske planter med masser af aromatiske forbindelser i deres blomster, blade og grene. P\u00e5 nuv\u00e6rende tidspunkt har en stor m\u00e6ngde forskning i ekstrakter af planter i sl\u00e6gten Smiles bekr\u00e6ftet, at de har funktioner som konservering, antibakteriel, anticancer og antioxidant, og de bruges derfor i vid udstr\u00e6kning til konservering af f\u00f8devarer, krydderier og medicin. Det er v\u00e6rd at bem\u00e6rke, at blomster som planternes forplantningsorganer er rige p\u00e5 flygtige komponenter. Tidligere unders\u00f8gelser har analyseret de flygtige komponenter i blomster hos tr\u00e6arter som Bai Lan, Han Xiao, Shen Shan Han Xiao og Huang Lan i Han Xiao-sl\u00e6gten.<br \/>\nM. platypatala er et stedsegr\u00f8nt tr\u00e6 i Magnoliaceae-familien med en ren hvid farve og en rig blomsterduft. Det er en indf\u00f8dt tr\u00e6art i Hunan-provinsen og en fremragende prydplante til haven. Forskningen i den bredbladede smiley har prim\u00e6rt fokuseret p\u00e5 fysiologiske egenskaber, dyrkning og avl samt hybridfor\u00e6dling. I \u00f8jeblikket er der ingen relevante litteraturrapporter om analysen af dens blomsterkomponenter Fenyun (M. platypatala Fenyun) er en ny sort (sortsnummer 20190034), der er dyrket af Central South University of Forestry and Technology ved hj\u00e6lp af fr\u00f8plantefor\u00e6dling fra den bredbladede Hanxiao. Dens vigtigste egenskaber er: tidlig blomstringsperiode (sidst i januar eller f\u00f8rst i februar), smuk blomsterform, rig blomsterduft, h\u00f8j prydv\u00e6rdi og potentiale for udvikling og udnyttelse. Denne unders\u00f8gelse fokuserer p\u00e5 forskellige blomsterorganer (perianth, st\u00f8vfang og pistil) af 'Fenyun' Hanxiao i forskellige blomstringsstadier (knopstadiet, det f\u00f8rste \u00e5bningsstadium og blomstringsstadiet). HS-SPME-GC-MS-teknologi blev brugt til at detektere de flygtige komponenter i blomsterne, og hovedkomponentanalyse (PCA) og partiel mindste kvadraters diskriminantanalyse (PLS-DA) blev brugt til at udforske frigivelsesm\u00f8nstrene for flygtige komponenter fra forskellige blomsterorganer af 'Fenyun' Hanxiao i forskellige blomstringsstadier. Denne unders\u00f8gelse kan danne grundlag for den efterf\u00f8lgende anvendelse af 'Fenyun' i landskabet med latter og udvikling og udnyttelse af flygtige komponenter.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4112\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/1-33.png\" alt=\"\" width=\"1232\" height=\"536\" srcset=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/1-33.png 1232w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/1-33-768x334.png 768w\" sizes=\"(max-width: 1232px) 100vw, 1232px\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4113\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/2-31.png\" alt=\"\" width=\"1294\" height=\"538\" srcset=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/2-31.png 1294w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/2-31-768x319.png 768w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/2-31-1280x532.png 1280w\" sizes=\"(max-width: 1294px) 100vw, 1294px\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4114\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/3-30.png\" alt=\"\" width=\"1344\" height=\"1204\" srcset=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/3-30.png 1344w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/3-30-768x688.png 768w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/3-30-804x720.png 804w\" sizes=\"(max-width: 1344px) 100vw, 1344px\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4115\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/4-28.png\" alt=\"\" width=\"1352\" height=\"1194\" srcset=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/4-28.png 1352w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/4-28-768x678.png 768w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/4-28-815x720.png 815w\" sizes=\"(max-width: 1352px) 100vw, 1352px\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4116\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/5-26.png\" alt=\"\" width=\"1348\" height=\"406\" srcset=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/5-26.png 1348w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/5-26-768x231.png 768w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/5-26-1280x386.png 1280w\" sizes=\"(max-width: 1348px) 100vw, 1348px\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4117\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/6-26.png\" alt=\"\" width=\"1348\" height=\"1026\" srcset=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/6-26.png 1348w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/6-26-768x585.png 768w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/6-26-946x720.png 946w\" sizes=\"(max-width: 1348px) 100vw, 1348px\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4118\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/7.jpg\" alt=\"\" width=\"1280\" height=\"539\" srcset=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/7.jpg 1280w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/7-768x323.jpg 768w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4119\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/8-19.png\" alt=\"\" width=\"1342\" height=\"776\" srcset=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/8-19.png 1342w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/8-19-768x444.png 768w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/8-19-1245x720.png 1245w\" sizes=\"(max-width: 1342px) 100vw, 1342px\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4120\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/9-1.jpg\" alt=\"\" width=\"1280\" height=\"555\" srcset=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/9-1.jpg 1280w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/9-1-768x333.jpg 768w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4121\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/10-12.png\" alt=\"\" width=\"1332\" height=\"536\" srcset=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/10-12.png 1332w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/10-12-768x309.png 768w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/10-12-1280x515.png 1280w\" sizes=\"(max-width: 1332px) 100vw, 1332px\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4122\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/11-11.png\" alt=\"\" width=\"1258\" height=\"542\" srcset=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/11-11.png 1258w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/11-11-768x331.png 768w\" sizes=\"(max-width: 1258px) 100vw, 1258px\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4123\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/12-10.png\" alt=\"\" width=\"1334\" height=\"1020\" srcset=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/12-10.png 1334w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/12-10-768x587.png 768w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/12-10-942x720.png 942w\" sizes=\"(max-width: 1334px) 100vw, 1334px\" \/><br \/>\nBlomsterduft er en vigtig sekund\u00e6r metabolit, der best\u00e5r af forskellige forbindelser med lav molekylv\u00e6gt, som indeholder specifik kemisk information. De specialiserede kirtelepidermale celler eller basale tyndv\u00e6ggede v\u00e6vsceller i blomsterorganer er normalt de steder, hvor planteduft produceres. Hos planter af Smirnosa-sl\u00e6gten er hovedkomponenten i de lyse Smirnosum-blomsterblade isopenten-5-on, mens hovedkomponenten i de lilla Smirnosum-blomsterblade er alfa-guaiacol. Det relative indhold af 2,6-di-tert-butyl-4-methylphenol i Smirnosum-blomsterbladene er s\u00e5 h\u00f8jt som 83,26% Hovedkomponenterne i Fenyuns smilende blomsterdyne er 2,6,10-trimethyltetradecan og isohexadecan. Det kan ses, at der er betydelige forskelle i hovedkomponenterne af flygtige stoffer i blomsterblade blandt planter af samme sl\u00e6gt og blomsterorganer. Syntese og frigivelse af flygtige komponenter kan p\u00e5virkes af b\u00e5de plantens genotype og milj\u00f8forhold. I fremtidig forskning kan udviklingen og udnyttelsen af 'Fenyun'-latterblomsterskiver baseres p\u00e5 disse to flygtige komponenter.<br \/>\nGamma-eneb\u00e6r, 3,9-guaiaceae, \u03b4-elemen og (+) - naringene er de vigtigste flygtige komponenter af terpenoidforbindelser i st\u00f8vdragere og pistiller p\u00e5 'Fenyun'-planten. Blandt dem kan \u03b3-eneb\u00e6r bruges til at fremstille citrus-, mango- og andre spiselige essenser. Forskning har vist, at terpener er de mest almindeligt frigivne forbindelser fra planter, med gode bakteriedr\u00e6bende og desinficerende egenskaber, lavere blodtryk og beroligende og afslappende effekter. Blandt de 93 flygtige komponenter, der blev identificeret af 'Fenyun' Michelia, er 43 desuden de mest udbredte terpener, hvilket stemmer overens med de tidligere forskningsresultater. I alt 89 flygtige komponenter blev identificeret i blomsterne af Xizang tigerhovedorkid\u00e9 p\u00e5 toppen af blomstringen, og 26 terpener var mest. Blandt de 43 komponenter, der blev fundet i friske blomster af lilla magnolia, er 22 terpener. Som en fremragende aromatisk plante kan 'Fenyun' Hanxiao bruges i vid udstr\u00e6kning i sundhedslandskaber som f.eks. rehabiliteringshaver, hvor den hj\u00e6lper med at fremme den fysiske og mentale sundhed i menneskekroppen.<br \/>\nP\u00e5 nuv\u00e6rende tidspunkt er der kun f\u00e5 forskningsrapporter om karakteristika for \u00e6ndringer i indholdet af flygtige komponenter i blomsterorganer i forskellige blomstringsperioder, og indholdet af flygtige komponenter i forskellige blomsterorganer er signifikant korreleret med blomstringsperioder. Frigivelsen af flygtige komponenter i lilla blomster med latter er h\u00f8jest i blomstringsperioden, og indholdet af flygtige komponenter i pistillen er h\u00f8jest i forskellige blomstringsperioder. 'Brandy' crabapple har den h\u00f8jeste samlede frigivelse af flygtige komponenter i pistilen og den laveste i kronbladene i l\u00f8bet af de fire blomstringsperioder, og den samlede frigivelse af flygtige komponenter n\u00e5r sit h\u00f8jeste i blomstringsperioden. Indholdet af flygtige komponenter i Yuelianrui-te og monomere Hongshan-teblomster n\u00e5r sit h\u00f8jdepunkt i blomstringsperioden, og st\u00f8vfanget er det vigtigste blomsterorgan, der frigiver aroma i forskellige blomstringsperioder. Denne unders\u00f8gelse viser, at frigivelsen af flygtige komponenter fra blomsterne af 'Fenyun', der indeholder latter, er h\u00f8jest i knopstadiet, og indholdet af flygtige komponenter i blomsterbladene er h\u00f8jest i de forskellige blomstringsstadier, efterfulgt af st\u00f8vdragerne, og pistillerne er de laveste. Derfor har forskellige plantedufte forskellige frigivelsesm\u00f8nstre, som kan v\u00e6re relateret til at tiltr\u00e6kke forskellige best\u00f8vende insekter Det relative indhold af flygtige komponenter i de tre blomsterorganer af Fenyun 'Hanxiao viste ikke regelm\u00e6ssige \u00e6ndringer i l\u00f8bet af de tre forskellige blomstringsperioder. Alkoholforbindelser i blomsterblade og pistiller n\u00e5r deres maksimale v\u00e6rdier i l\u00f8bet af blomstringsperioden, mens de i st\u00f8vdragere n\u00e5r deres maksimale v\u00e6rdier i knopstadiet. \u00c6ndringerne i flygtige komponenter i blomster p\u00e5 forskellige blomstringsstadier kan v\u00e6re p\u00e5virket af en kombination af lys, temperatur og hormoner.<br \/>\nI denne unders\u00f8gelse blev der anvendt headspace solid-phase microextraction og gaskromatografi-massespektrometri (HS-SPME-GC-MS) til at identificere 93 flygtige forbindelser fra forskellige blomsterorganer af 'Fenyun' p\u00e5 forskellige blomstringsstadier. 2,6,10-trimethyltetradecan, isohexadecan, \u03b3 - duqueen og \u03b2 - isodecen er de vigtigste flygtige komponenter under blomstringsprocessen af 'Fenyun' (en type kinesisk urt). De flygtige komponenter i forskellige blomsterorganer varierer, og perianth er det vigtigste blomsterorgan til frigivelse af flygtige komponenter. Denne unders\u00f8gelse giver data til st\u00f8tte for yderligere udvikling og udnyttelse af de flygtige komponenter i 'Fenyun'-latter.<\/p>","protected":false},"excerpt":{"rendered":"<p>HS-SPME-GC-MS Analysis of the Changes in Volatile Components of Flower Organs in &#8216;Fenyun&#8217; Smiles at Different Flowering Stages Floral fragrance refers to a complex mixture composed of a series of low molecular weight and highly volatile aromatic substances released from plant flowers. The appropriate concentration of floral fragrance has a positive impact on human physical [&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>HS-SPME-GC-MS Analysis of the Changes in Volatile Components of Flower Organs in &#039;Fenyun&#039; Smiles at Different Flowering Stages - 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\/fenyun\/\" \/>\n<meta property=\"og:locale\" content=\"da_DK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"HS-SPME-GC-MS Analysis of the Changes in Volatile Components of Flower Organs in &#039;Fenyun&#039; Smiles at Different Flowering Stages - China Chemical Manufacturer\" \/>\n<meta property=\"og:description\" content=\"HS-SPME-GC-MS Analysis of the Changes in Volatile Components of Flower Organs in &#8216;Fenyun&#8217; Smiles at Different Flowering Stages Floral fragrance refers to a complex mixture composed of a series of low molecular weight and highly volatile aromatic substances released from plant flowers. 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