1.0Richard Dawkins Foundation for Reason and Sciencehttps://richarddawkins.netpangyuanhttps://richarddawkins.net/members/importx/Activityrichactivity600338<blockquote class="wp-embedded-content bp-activity-item"><p>Vaccine is an autoimmune preparation for preventing infectious diseases by artificially attenuating, inactivating or using genetically modified microorganisms (such as bacteria, rickettsia, viruses, etc.) and their metabolites. The vaccine retains the characteristics of the pathogen to stimulate the immune system of the animal. When the animal is…<span class="activity-read-more" id="activity-read-more-15500"><a href="https://richarddawkins.net/activity/p/15500/" onclick="top.location.href='https://richarddawkins.net/activity/p/15500/'" rel="nofollow">[Read more]</a></span></p>
- pangyuan (@importx) <a href="https://richarddawkins.net/activity/p/15500/">Aug 14, 2019</a></blockquote><iframe style="max-width:100%" sandbox="allow-top-navigation allow-scripts" security="restricted" src="https://richarddawkins.net/members/importx/activity/15500/?embed=true#?secret=1PQXVUCN5L" width="600" height="338" title="Embedded Activity Item" data-secret="1PQXVUCN5L" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript">
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