saliva

Transmission of Enteric Viruses through Saliva

by Gertrud U. Rey Norovirus and rotavirus are considered to be enteric pathogens because they are traditionally thought to be transmitted by the fecal-oral route; i.e., when consuming food prepared by someone who did not wash their hands properly after using the bathroom. Unlike rabies virus, which replicates in the salivary glands and transmits through …

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TWiV 521: Spitting in the Allee

Team TWiV cover the discovery of another giant virus from 30,000 year old Siberian permafrost, and how viral aggregation accelerates the production of new infectious viruses and increases fitness, demonstrating an Allee effect. <span data-mce-type=”bookmark” style=”display: inline-block; width: 0px; overflow: hidden; line-height: 0;” class=”mce_SELRES_start”></span>&lt;span data-mce-type=”bookmark” style=”display: inline-block; width: 0px; overflow: hidden; line-height: 0;” class=”mce_SELRES_start”&gt;&lt;/span&gt; Click …

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Mosquito saliva enhances virus replication and disease

Mosquito saliva, which is injected into the host as a mosquito probes for a blood vessel, contains a collection of chemicals which include anticoagulants to prevent blood clotting, vasodilators to keep blood vessels wide, and anesthetics to prevent us from sensing the mosquito. Saliva also contains components that enhance viral replication, dissemination, and pathogenesis by …

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