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	<title>This Week in Virology &#187; symbiont</title>
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	<description>A netcast about viruses - the kind that make you sick</description>
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		<title>TWiV 61: Original antigenic sin</title>
		<link>http://www.twiv.tv/2009/12/06/twiv-61-original-antigenic-sin/</link>
		<comments>http://www.twiv.tv/2009/12/06/twiv-61-original-antigenic-sin/#comments</comments>
		<pubDate>Sun, 06 Dec 2009 14:24:05 +0000</pubDate>
		<dc:creator>Vincent Racaniello</dc:creator>
				<category><![CDATA[Netcast]]></category>
		<category><![CDATA[dengue]]></category>
		<category><![CDATA[drosphila]]></category>
		<category><![CDATA[H1N1]]></category>
		<category><![CDATA[influenza]]></category>
		<category><![CDATA[original antigenic sin]]></category>
		<category><![CDATA[pandemic]]></category>
		<category><![CDATA[pig]]></category>
		<category><![CDATA[swine flu]]></category>
		<category><![CDATA[symbiont]]></category>
		<category><![CDATA[vaccine]]></category>
		<category><![CDATA[viral]]></category>
		<category><![CDATA[virology]]></category>
		<category><![CDATA[virus]]></category>
		<category><![CDATA[wolbachia]]></category>

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		<description><![CDATA[Hosts: Vincent Racaniello and Dickson Despommier Vincent and Dick muse about the symbiotic bacterium, Wolbachia, that protects flies from viral infection, the origin of 2009 influenza H1N1 virus, and the lure of original antigenic sin. Sponsor: Try GotoMyPC free for 30 days! For this special offer, visit www.gotomypc.com/podcast Click the arrow above to play, or [...]]]></description>
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<h3 style="font-size: 1.17em;"><span><strong><span style="font-weight: normal;"><a href="http://en.wikipedia.org/wiki/Original_sin"><img class="alignleft size-full wp-image-906" title="original-sin" src="http://www.twiv.tv/wp-content/uploads/2009/12/original-sin.jpg" alt="original-sin" width="168" height="244" /></a>Hosts</span></strong><span style="font-weight: normal;">:</span><span style="font-weight: normal;"> </span><span style="font-weight: normal;"><span style="font-weight: normal;"><a onclick="javascript:pageTracker._trackPageview ('/outbound/en.wikipedia.org');" href="http://en.wikipedia.org/wiki/Vincent_Racaniello" target="_blank">Vincent Racaniello</a> and <a href="http://trichinella.org" target="_blank">Dickson Despommier</a></span></span></span></h3>
<p>Vincent and Dick muse about the symbiotic bacterium, <em>Wolbachia</em>, that protects flies from viral infection, the origin of 2009 influenza H1N1 virus, and the lure of original antigenic sin.</p>
<p>Sponsor:  Try GotoMyPC free for 30 days! For this special offer, visit <a href="http://www.gotomypc.com/podcast" target="_blank">www.gotomypc.com/podcast</a></p>

<p>Click the arrow above to play, or right-click to download <a href="http://traffic.libsyn.com/twiv/TWiV061.mp3" target="_blank">TWiV #61</a> (45 MB .mp3, 62 minutes)</p>
<p>Subscribe to TWiV (free) in <a onclick="javascript:pageTracker._trackPageview ('/outbound/phobos.apple.com');" href="http://itunes.apple.com/WebObjects/MZStore.woa/wa/viewPodcast?id=300973784" target="_blank">iTunes </a>, at the <a href="http://social.zune.net/external/launchclient.aspx?mid=229a09fa-8bb3-40a4-8136-0812d4fb20fa&amp;mtype=Podcast" target="_blank">Zune Marketplace</a>, by the <a href="http://feeds2.feedburner.com/twivmp3" target="_blank">RSS feed</a>, or by <a href="http://www.feedburner.com/fb/a/emailverifySubmit?feedId=2792873&amp;loc=en_US" target="_blank">email</a>.</p>
<p><strong>Links for this episode:</strong></p>
<ul>
<li><a href="http://www.plospathogens.org/article/info%3Adoi%2F10.1371%2Fjournal.ppat.1000656" target="_blank">Variation in antiviral protection</a> mediated by different <em>Wolbachia</em> strains in <em>Drosophila</em> <em>simulans</em></li>
<li><em>Wolbachia</em> induces <a href="http://www.plosbiology.org/article/info%3Adoi%2F10.1371%2Fjournal.pbio.1000002" target="_blank">resistance to RNA virus infections</a> in <em>Drosophila</em></li>
<li><em>Wolbachia</em> reduces <a href="http://www.plosntds.org/article/info%3Adoi%2F10.1371%2Fjournal.pntd.0000516" target="_blank">blood-feeding success</a> in Dengue mosquito</li>
<li>Did 2009 H1N1 influenza <a href="http://www.virologyj.com/content/6/1/207" target="_blank">come from a laboratory</a>?</li>
<li>Influenza original antigenic sin <a href="http://www.ncbi.nlm.nih.gov/pubmed/19648276?itool=EntrezSystem2.PEntrez.Pubmed.Pubmed_ResultsPanel.Pubmed_RVDocSum&amp;ordinalpos=1" target="_blank">in mice</a> but not in <a href="http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2515609/?tool=pubmed" target="_blank">humans</a></li>
<li><a href="http://www.guadalajarareporter.com/news-mainmenu-82/regional-mainmenu-85/25557-virgin-of-zapopan-numbers-fall-as-cardinal-falls-victim-to-dengue.html" target="_blank">Dengue outbreak</a> in Mexico (thanks Swiss compass!)</li>
<li><a href="http://www.ajc.com/health/content/shared-auto/healthnews/cdc-/632132.html" target="_blank">Pig at Minnesota state fair</a> infected with 2009 H1N1 (thanks Swiss compass!)</li>
<li>Baby <a href="http://www.twiv.tv/baby-kiss-pig.jpg" target="_blank">kissing pig (jpg)</a> (thanks Swiss compass!)</li>
</ul>
<p><strong>Weekly Science Picks</strong><strong><br />
</strong><strong>Dick <em><span style="font-weight: normal;"><a href="http://astore.amazon.com/virologyws-20" target="_blank">New Guinea Tapeworms and Jewish Grandmothers</a> <span style="font-style: normal;">by Robert S. Desowitz</span></span></em></strong><strong><br />
Vincent </strong>Information is Beautiful &#8211; <a href="http://www.informationisbeautiful.net/2009/is-the-h1n1-swine-flu-vaccine-safe/" target="_blank">is swine flu vaccine safe</a>?</p>
<p>Send your virology questions and comments (email or mp3 file) to twiv@twiv.tv or leave voicemail at <a href="http://www.skype.com" target="_blank">Skype</a>: twivpodcast. You can also post articles that you would like us to discuss at <a href="http://microbeworld.org" target="_blank">microbeworld.org</a> and tag them with <em>twiv</em>.</p>
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