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	<id>https://www.drugwiki.net/w/index.php?action=history&amp;feed=atom&amp;title=Claviceps_purpurea</id>
	<title>Claviceps purpurea - Versionshistorik</title>
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	<updated>2026-09-03T06:30:13Z</updated>
	<subtitle>Versionshistorik för denna sida på wikin</subtitle>
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	<entry>
		<id>https://www.drugwiki.net/w/index.php?title=Claviceps_purpurea&amp;diff=3408&amp;oldid=prev</id>
		<title>Sysop: 1 version importerades</title>
		<link rel="alternate" type="text/html" href="https://www.drugwiki.net/w/index.php?title=Claviceps_purpurea&amp;diff=3408&amp;oldid=prev"/>
		<updated>2025-10-31T11:25:22Z</updated>

		<summary type="html">&lt;p&gt;1 version importerades&lt;/p&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Äldre version&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Versionen från 31 oktober 2025 kl. 11.25&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;4&quot; class=&quot;diff-notice&quot; lang=&quot;sv&quot;&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(Ingen skillnad)&lt;/div&gt;
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		<author><name>Sysop</name></author>
	</entry>
	<entry>
		<id>https://www.drugwiki.net/w/index.php?title=Claviceps_purpurea&amp;diff=3407&amp;oldid=prev</id>
		<title>sv&gt;Knarkkorven: /* Om innehållet */</title>
		<link rel="alternate" type="text/html" href="https://www.drugwiki.net/w/index.php?title=Claviceps_purpurea&amp;diff=3407&amp;oldid=prev"/>
		<updated>2018-09-30T18:44:03Z</updated>

		<summary type="html">&lt;p&gt;&lt;span class=&quot;autocomment&quot;&gt;Om innehållet&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Ny sida&lt;/b&gt;&lt;/p&gt;&lt;div&gt;[[kategori:Växter och svampar]]&lt;br /&gt;
&amp;#039;&amp;#039;&amp;#039;Namn:&amp;#039;&amp;#039;&amp;#039; Mjöldryga (sv), ergot (en)&lt;br /&gt;
&lt;br /&gt;
&amp;#039;&amp;#039;&amp;#039;Innehåller:&amp;#039;&amp;#039;&amp;#039; [[Ergotamin]] och andra [[ergotalkaloider]].&lt;br /&gt;
&lt;br /&gt;
== Generell information ==&lt;br /&gt;
&lt;br /&gt;
Mjöldrygan är en [[parasitsvampar|parasitsvamp]] i släktet [[Claviceps]] som växer på olika sädesslag, främst råg. Den ser ut som en svart 1 - 3 cm lång böjd &amp;quot;larv&amp;quot; ([[sclerotia]]) som sticker ut från gräsets blommor.&lt;br /&gt;
&lt;br /&gt;
== Historia ==&lt;br /&gt;
&lt;br /&gt;
Förr i tiden sorterades inte mjöldrygan bort från den skördade rågen, utan hängde med och maldes ner till mjöl. [[Ergotamin]]et i mjöldrygan ledde till mjöldrygeepidemier i [[Europa]] under medeltiden och ändra fram till det senaste fallet 1951 i Pont St. Esprit, Frankrike. Då drabbades 200 människor och ledde till 4 dödsfall.&lt;br /&gt;
&lt;br /&gt;
Ergotamin gör att små muskelfibrer drar ihop sig runt exempelvis små blodkärl. Det kan leda till att kroppsdelar som fingrar och tår bli inflammerade eller drabbade av kallbrand. Fingrar och tår, och även armar och ben kan förtvina och ramla av. I många fall har mjöldrygeförgiftningar lett till döden.&lt;br /&gt;
&lt;br /&gt;
1918 isolerade Arthur Stoll ergotamin från mjöldrygan, och senare laborerade [[Albert Hofmann]] med olika [[ergotalkaloider]] från den och använde lysergsyran till att framställa bl.a [[LSD]].&lt;br /&gt;
&lt;br /&gt;
Det finns teorier presenterade av [[Gordon Wasson]] och Albert Hofmann om att man i det antika Grekland gjort en hallucinogen dricka av mjöldrygeinfekterad råg. läs mera i boken &amp;quot;The Road to Eleusis&amp;quot; &amp;lt;ref&amp;gt;[http://www.egodeath.com/eleusis.pdf The Road to Eleusis]&amp;lt;/ref&amp;gt;. Påståendet har under de senaste åren backats upp med fler rykten om att mjöldryga kan med enkla prepareringar ge en hallucinogen effekt som är lik [[LSA]] och [[LSD]].&amp;lt;ref&amp;gt;[http://www.entheogen.com/forum/showthread.php?t=8998 Edot forums: Claviceps purpurea, The begining of Autumn and the Goddess Visits the grain.]&amp;lt;/ref&amp;gt; &amp;lt;ref&amp;gt;[http://www.entheogen.com/forum/showthread.php?t=4810 Edot forums: Ergot Wine]&amp;lt;/ref&amp;gt; &amp;lt;ref&amp;gt;[http://www.erowid.org/chemicals/lsa/lsa_article1.pdf Mixing the Kykeon] från ELEUSIS: Journal of Psychoactive Plants and Compounds, New Series 4, 2000&amp;lt;/ref&amp;gt; &amp;lt;ref&amp;gt;[https://forum.magiskamolekyler.org/index.php?showtopic=13963 Magiska Molekyler: Varför letar vi svamp men inte mjöldryga?]&amp;lt;/ref&amp;gt;&lt;br /&gt;
&lt;br /&gt;
== Om innehållet ==&lt;br /&gt;
[[Image:C_purpurea.jpg|thumb|right|Sclerotia av Claviceps purpurea som bildat stroma (fruktkroppar)]]&lt;br /&gt;
Vill du läsa mera, läs artikeln om [[ergotalkaloider]].&lt;br /&gt;
&lt;br /&gt;
===Källa 1===&lt;br /&gt;
{{quote|The total alkaloid content and individual alkaloid composition were determined by colorimetry and high performance liquid chromatography, respectively, for Canadian rye ergot sclerotia. The total alkaloid content was highly variable between sclerotia from the same head, field, or region and ranged from 0.011 to 0.452% (av. 0.249%). Levels were lowest in ergot from Prince Edward Island. The individual alkaloid composition was uniform throughout a single sclerotium or in different sclerotia from the same head, somewhat uniform for averages in different fields throughout a region, but highly variable from head to head in a given field. On a regional basis, [[ergotamin]]e followed by ergocristine were the major alkaloids observed in the east whereas the order was reversed in the west. Ergometrine, ergosine, ergocornine, and ergocryptine were also observed to a lesser degree; ergostine was not observed. Isomerization of ergometrine increased from near 0% in the east to about 40% in the west, but was relatively constant (about 30%) for the peptide alkaloids in all regions.|Variability in the content and composition of alkaloids found in Canadian ergot. I. Rye.&amp;lt;ref&amp;gt;[http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&amp;amp;db=PubMed&amp;amp;list_uids=6894157&amp;amp;dopt=Abstract Variability in the content and composition of alkaloids found in Canadian ergot. I. Rye.]&amp;lt;/ref&amp;gt;}}&lt;br /&gt;
&lt;br /&gt;
===Källa 2===&lt;br /&gt;
[[Image:clav7.jpg|thumb|right]]&lt;br /&gt;
Alkaloider i sclerotia:&lt;br /&gt;
&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot;&lt;br /&gt;
|-&lt;br /&gt;
! Grupp !! Alkaloid !! Formel !! Upptäckt av&lt;br /&gt;
|-&lt;br /&gt;
|1.Ergometrin Group ||Ergotmetrin&amp;lt;br&amp;gt;Ergotmetrinin ||C&amp;lt;sub&amp;gt;19&amp;lt;/sub&amp;gt;H&amp;lt;sub&amp;gt;23&amp;lt;/sub&amp;gt;N&amp;lt;sub&amp;gt;3&amp;lt;/sub&amp;gt;O&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt; ||Dudley and Moir (1935)&lt;br /&gt;
|-&lt;br /&gt;
| ||[[Ergotamin]]&amp;lt;br&amp;gt;Ergotaminin ||C&amp;lt;sub&amp;gt;33&amp;lt;/sub&amp;gt;H&amp;lt;sub&amp;gt;35&amp;lt;/sub&amp;gt;N&amp;lt;sub&amp;gt;5&amp;lt;/sub&amp;gt;O&amp;lt;sub&amp;gt;5&amp;lt;/sub&amp;gt; ||Spiro and Stoll (1920)&lt;br /&gt;
|-&lt;br /&gt;
|2.Ergotamin Group ||Ergosin&amp;lt;br&amp;gt;Ergosinin ||C&amp;lt;sub&amp;gt;30&amp;lt;/sub&amp;gt;H&amp;lt;sub&amp;gt;37&amp;lt;/sub&amp;gt;N&amp;lt;sub&amp;gt;5&amp;lt;/sub&amp;gt;O&amp;lt;sub&amp;gt;5&amp;lt;/sub&amp;gt; ||Smith and Timmis (1937)&lt;br /&gt;
|-&lt;br /&gt;
| ||Ergocristin&amp;lt;br&amp;gt;Ergocristinin ||C&amp;lt;sub&amp;gt;35&amp;lt;/sub&amp;gt;H&amp;lt;sub&amp;gt;39&amp;lt;/sub&amp;gt;N&amp;lt;sub&amp;gt;5&amp;lt;/sub&amp;gt;O&amp;lt;sub&amp;gt;5&amp;lt;/sub&amp;gt; ||Stoll and Burckhardt (1937)&lt;br /&gt;
|-&lt;br /&gt;
|3.Ergotoxin Group ||Ergocryptin&amp;lt;br&amp;gt;Ergocryptinin ||C&amp;lt;sub&amp;gt;32&amp;lt;/sub&amp;gt;H&amp;lt;sub&amp;gt;41&amp;lt;/sub&amp;gt;N&amp;lt;sub&amp;gt;5&amp;lt;/sub&amp;gt;O&amp;lt;sub&amp;gt;5&amp;lt;/sub&amp;gt; ||Stoll and Hofmann (1938,1943)&lt;br /&gt;
|-&lt;br /&gt;
| ||Ergocornin&amp;lt;br&amp;gt;Ergocorninin ||C&amp;lt;sub&amp;gt;31&amp;lt;/sub&amp;gt;H&amp;lt;sub&amp;gt;39&amp;lt;/sub&amp;gt;N&amp;lt;sub&amp;gt;5&amp;lt;/sub&amp;gt;O&amp;lt;sub&amp;gt;5&amp;lt;/sub&amp;gt; ||Stoll and Hofmann (1938,1943)&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
===Källa 3===&lt;br /&gt;
[[Image:cpurpurea2.jpg|thumb|200px|right|C. purpurea]]&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot;&lt;br /&gt;
|-&lt;br /&gt;
! Alkaloid !!Rörsvingel !!Råg !!Vete&lt;br /&gt;
|-&lt;br /&gt;
| % ergotamin  ||35.80 ||48.96 || 9.59&lt;br /&gt;
|-&lt;br /&gt;
| % ergosin och Beta-ergosin  ||26.96 || 3.77 || 1.97&lt;br /&gt;
|-&lt;br /&gt;
| % ergonin  ||0.11 || 0.14 || 0&lt;br /&gt;
|-&lt;br /&gt;
| % ergovalin  ||0.30 || 2.22 || 0.44&lt;br /&gt;
|-&lt;br /&gt;
| % ergostin  ||0.85 || 0.39 || 0.74&lt;br /&gt;
|-&lt;br /&gt;
| % ergotin och Beta-ergotin || 0.18 || 0.10 || 0.17&lt;br /&gt;
|-&lt;br /&gt;
| % ergocornin  ||2.22 || 6.86 || 6.64&lt;br /&gt;
|-&lt;br /&gt;
| % ergocristin || 30.65 ||27.72 ||75.77&lt;br /&gt;
|-&lt;br /&gt;
| % ergocryptin och Beta-ergocryptin  ||2.95 || 9.85 || 4.67&lt;br /&gt;
|-&lt;br /&gt;
|Total mängd || 0.46 mg/g || 0.92 mg/g || 1.10 mg/g&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
Källa: &amp;lt;ref&amp;gt;&amp;quot;Ergot Peptide Alkaloid Spectra of Claviceps-Infected Tall Fescue, Wheat, and Barley&amp;quot; by James K. Porter, Charles W. Bacon, Ronald D. Plattner, and Richard F. Arrendale.  J. Agric. Food Chem. 1987 (35) 359-361.&amp;lt;/ref&amp;gt;&lt;br /&gt;
&lt;br /&gt;
== Värdväxter ==&lt;br /&gt;
&lt;br /&gt;
Mjöldryga kan förmodligen infektera de flesta släkten och arter i familjen [http://linnaeus.nrm.se/flora/mono/poa/welcome.html Poaceae]&lt;br /&gt;
&lt;br /&gt;
=== Bekräftade arter===&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot;&lt;br /&gt;
|-&lt;br /&gt;
! Latinskt namn !! Svenskt namn !! Scelerotiernas&amp;lt;br&amp;gt;Medelvikt (mg) !! Alkaloidinnehåll&lt;br /&gt;
|-&lt;br /&gt;
| Secale cereale || [http://linnaeus.nrm.se/flora/mono/poa/secal/secacer.html Råg] || 49.3 || N/A&lt;br /&gt;
|-&lt;br /&gt;
| Festuca arundinacea || [http://linnaeus.nrm.se/flora/mono/poa/festu/festaru.html Rörsvingel] || 7,8 || ergocornin, alfa- och beta-ergokryptin och ergosin&lt;br /&gt;
|-&lt;br /&gt;
| Lolium perenne || [http://linnaeus.nrm.se/flora/mono/poa/loliu/loliper.html Engelskt rajgräs] || 7.6 - 9 || ergocornin, alfa- och beta-ergokryptin och ergosin&lt;br /&gt;
|-&lt;br /&gt;
| Arrhenatherum elatius || [http://linnaeus.nrm.se/flora/mono/poa/arrhe/arrhela.html Knylhavre] || 5.9 || ergocornin, alfa- och beta-ergokryptin och ergosin&lt;br /&gt;
|-&lt;br /&gt;
| Dactylis glomerata || [http://linnaeus.nrm.se/flora/mono/poa/dacty/dactglo.html Hundäxing] || 4.1 || ergosin, ergocristin och ergotamin&amp;lt;br&amp;gt;(kan variera mellan olika plockställen)&lt;br /&gt;
|-&lt;br /&gt;
| [[Phalaris arundinacea]] || [http://linnaeus.nrm.se/flora/mono/poa/phala/phalaru.html Rörflen] || 2.6 || ergosin, ergocristin och ergotamin&lt;br /&gt;
|-&lt;br /&gt;
| Holcus mollis || [http://linnaeus.nrm.se/flora/mono/poa/holcu/holcmol.html Lentåtel] || 1.5 || ergosin, ergocristin och ergotamin&lt;br /&gt;
|-&lt;br /&gt;
| Alopecurus geniculatus || [http://linnaeus.nrm.se/flora/mono/poa/alope/alopgen.html Kärrkavle] || 1.4 || ergosin, ergocristin och ergotamin&lt;br /&gt;
|-&lt;br /&gt;
| Molinia caerulea || [http://linnaeus.nrm.se/flora/mono/poa/molin/molicae.html Blåtåtel] || 1.8 - 2.1 || ergocristin, ergosin och ergometrin&amp;lt;br&amp;gt;(varierar ej mellan olika plockställen)&lt;br /&gt;
|-&lt;br /&gt;
| Glyceria fluitans || [http://linnaeus.nrm.se/flora/mono/poa/glyce/glycflu.html Mannagräs] || 12.1 || Mycket lågt/inget alkaloidinnehåll&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
Källa: &amp;lt;ref&amp;gt;[http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&amp;amp;db=PubMed&amp;amp;list_uids=6646990&amp;amp;dopt=Abstract Alkaloids in ergot found on different Gramineae in The Netherlands.]&amp;lt;/ref&amp;gt;&lt;br /&gt;
&lt;br /&gt;
=== Släkten med smittade arter ===&lt;br /&gt;
&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot;&lt;br /&gt;
|-&lt;br /&gt;
! Latinskt släktnamn !! Svenskt släktnamn&lt;br /&gt;
|-&lt;br /&gt;
| Bromus sp. || [http://linnaeus.nrm.se/flora/mono/poa/bromu/welcome.html Lostor]&lt;br /&gt;
|-&lt;br /&gt;
| Alopecurus || [http://linnaeus.nrm.se/flora/mono/poa/alope/welcome.html Kavlar]&lt;br /&gt;
|-&lt;br /&gt;
| [[Carex]] sp. || [http://linnaeus.nrm.se/flora/mono/cypera/carex/welcome.html Starrar]	&lt;br /&gt;
|-&lt;br /&gt;
| Ammophila sp. || [http://linnaeus.nrm.se/flora/mono/poa/ammop/welcome.html Sandrör]&lt;br /&gt;
|-&lt;br /&gt;
| Elymus sp. || [http://linnaeus.nrm.se/flora/mono/poa/elymu/welcome.html Elmar]&lt;br /&gt;
|-&lt;br /&gt;
| Agrostis sp. || [http://linnaeus.nrm.se/flora/mono/poa/agros/welcome.html Venar]&lt;br /&gt;
|-&lt;br /&gt;
| Elytrigia sp. || [http://linnaeus.nrm.se/flora/mono/poa/elytr/welcome.html kvickrötter]&lt;br /&gt;
|-&lt;br /&gt;
| Calamagrostis sp. || [http://linnaeus.nrm.se/flora/mono/poa/calam/welcome.html Rör]&lt;br /&gt;
|-&lt;br /&gt;
| Festuca sp. || [http://linnaeus.nrm.se/flora/mono/poa/festu/welcome.html Svinglar]&lt;br /&gt;
|-&lt;br /&gt;
| Hordeum	sp. || [http://linnaeus.nrm.se/flora/mono/poa/horde/welcome.html Korn]&lt;br /&gt;
|-&lt;br /&gt;
| Lolium sp. || [http://linnaeus.nrm.se/flora/mono/poa/loliu/welcome.html Repen]&lt;br /&gt;
|-&lt;br /&gt;
| Phleum sp. || [http://linnaeus.nrm.se/flora/mono/poa/phleu/welcome.html Timotejer]&lt;br /&gt;
|-&lt;br /&gt;
| Milium sp. || [http://linnaeus.nrm.se/flora/mono/poa/miliu/welcome.html Hässlebroddar]&lt;br /&gt;
|-&lt;br /&gt;
| [[Phalaris]] sp. || [http://linnaeus.nrm.se/flora/mono/poa/phala/welcome.html Flenar]&lt;br /&gt;
|-&lt;br /&gt;
| Poa sp. || [http://linnaeus.nrm.se/flora/mono/poa/poa/welcome.html Gröen]&lt;br /&gt;
|-&lt;br /&gt;
| Phragmites sp. || [http://linnaeus.nrm.se/flora/mono/poa/phrag/welcome.html Vassar]&lt;br /&gt;
|-&lt;br /&gt;
| Sesleria sp. || [http://linnaeus.nrm.se/flora/mono/poa/sesle/welcome.html Älväxingar]&lt;br /&gt;
|-&lt;br /&gt;
| Triticum sp. || [http://linnaeus.nrm.se/flora/mono/poa/triti/welcome.html Veten]&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
Källa: &amp;lt;ref&amp;gt;[http://www2.biomed.cas.cz/~pazouto/purpurea.htm Intraspecific variability of C. purpurea]&amp;lt;/ref&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Videoklipp==&lt;br /&gt;
[[kategori:Artiklar med videoklipp]]&lt;br /&gt;
&amp;#039;&amp;#039;&amp;#039;Ergot: the story of a parasitic fungus (1958)&amp;#039;&amp;#039;&amp;#039;{{#ev:youtube|ielb0C1JYsw}}&lt;br /&gt;
&lt;br /&gt;
== Externa länkar ==&lt;br /&gt;
&amp;lt;references/&amp;gt;&lt;br /&gt;
&lt;br /&gt;
[http://www.emg.umu.se/myconet/svampk2/pdf-files/2002-9CJ.pdf Claviceps purpurea - Mjöldryga] (PDF)&lt;br /&gt;
&lt;br /&gt;
[http://www.vaxteko.nu/html/sll/slu/meddelande_sjfd/MSJ43/MSJ43C.HTM Höstråg - mjöldryga]&lt;br /&gt;
&lt;br /&gt;
[http://www.medicinenet.com/script/main/art.asp?articlekey=14891 St. Anthony&amp;#039;s Fire -- Ergotism]&lt;br /&gt;
&lt;br /&gt;
[http://en.wikipedia.org/wiki/Ergoline Wikipedia: Ergoline]&lt;br /&gt;
&lt;br /&gt;
[http://www.erowid.org/plants/ergot/ergot.shtml Erowid Ergot Vault]&lt;br /&gt;
&lt;br /&gt;
[http://ctd.mdibl.org/voc.go?voc=chem&amp;amp;acc=D004876#treeD03.132.327 Chemicals: Ergot Alkaloids]&lt;/div&gt;</summary>
		<author><name>sv&gt;Knarkkorven</name></author>
	</entry>
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