Virology

Influenza vaccine is safe for those with egg allergies

With the influenza season approaching in the northern hemisphere, vaccination is a means of preventing infection. If you have egg allergies, you no longer have to worry about receiving influenza vaccine. Because most influenza vaccines are grown in embryonated chicken eggs, and may contain residual egg protein, their use in ...

TWiV 514: Staying below the ADAR

The TWiVumvirate reviews this years crop of Nobel Prizes, and how cells prevent leakage of mitochondrial double-stranded RNA into the cytoplasm, which would otherwise lead to the production of interferon. <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;" ...

Mitochondrial double-stranded RNA is dangerous

Mitochondria are descended from bacteria that invaded cells 1.5 billion years ago and never left. The mitochondrial genome is like that of bacteria: circular double-stranded DNA, only smaller. And just like the genome of bacteria, RNA can be made from both strands of mitochondrial DNA - which results in the ...

TWiV 513: Double-stranded in Belgium

https://youtu.be/7c_sAo6HgVQ From the 13th International Symposium on dsRNA viruses in Belgium, Vincent speaks with Harry Greenberg about his career and his work on rotaviruses, noroviruses, hepatitis B virus, and influenza virus. <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: ...

A cell protein that synthesizes an antiviral ribonucleotide

Some antiviral drugs, like acyclovir for treatment of herpes simplex virus infections, are chain terminators that block RNA or DNA synthesis. They are modified nucleotides that can be incorporated into a growing RNA strand, but no additional nucleotides can be added. Amazingly, a cell protein has been found that can ...
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