Could we Have Universal Flu Vaccine?

TL;DR

New research brings us closer to developing a universal flu vaccine by targeting a less variable part of the flu virus.

Transcript

This episode is sponsored by Awesome Socks  Club, a sock subscription for charity. Today is the FINAL day to sign up,   so click the link in the description  now to get lots of cool socks in 2021. [♪ INTRO] There’s a lot of talk about  viruses and vaccines these days,   but COVID-19 isn’t the only  thing in need of a breakthrough.  New research pub... Read More

Key Insights

• 😳 Seasonal influenza causes numerous deaths each year, and flu pandemics can be even more devastating.
• 🤕 Current flu vaccines target the head of the hemagglutinin protein, which changes frequently as the virus mutates.
• 😳 The new vaccine targets the more stable stalk of the hemagglutinin protein, potentially offering broader protection against different flu strains.
• 💪 The Phase 1 trial of the new vaccine demonstrated its safety and ability to produce a strong immune response.
• 😳 Further research is needed to broaden the vaccine's scope and make it effective against a wider variety of flu viruses.
• 🥺 Understanding the RNA variants of harmful bacteria could lead to improved diagnostics and treatments for deadly infections.
• ❓ Harmless and harmful versions of the Neisseria meningitidis bacteria have notable differences in their RNA.
• 🖐️ RNA thermosensors play a role in bacterial protection and survival by aiding in the formation of protective capsules.

Questions & Answers

Q: Why do we need new flu vaccines every year?

The flu virus has many variants that constantly change, necessitating updated vaccines to match the circulating strains.

Q: How does a vaccine teach the immune system to recognize a virus?

A vaccine exposes the immune system to a weakened or small piece of the virus, allowing it to mount a response and develop memory cells to recognize the virus in the future.

Q: What part of the flu virus do current vaccines target?

Current flu vaccines primarily target a protein called hemagglutinin, specifically focusing on the head of the protein.

Q: What part of the flu virus does the new vaccine target?

The new vaccine targets the stalk of the hemagglutinin protein, which is less variable across different flu strains.

Summary & Key Takeaways

• Research published in Nature Medicine shows progress towards the development of a universal flu vaccine.

• The flu virus constantly changes, leading to the need for new vaccines each year.

• The new vaccine targets a less variable part of the flu virus, potentially reducing the need for yearly vaccine updates.