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  1. Mar 1, 2022 · Similarly, Japanese research concludes Omicron is 4.2 times more transmissible than Delta early on. Another practical indicator of a virus’s infectiousness is how easily it spreads within ...

  2. Jan 11, 2022 · Omicron is between two and four times more contagious than Delta, according to a Danish study that has not yet been peer reviewed. It’s also better at evading the antibodies triggered by ...

  3. Sep 1, 2023 · The original strain of Omicron was more transmissible than Delta was. One explanation was that more than 30 of Omicron’s mutations are on the virus’s spike protein, the part that attaches to human cells, and several of those are believed to increase the probability of infection.

    • kathy.katella-cofrancesco@yale.edu
    • Why is Omicron more transmissible than Delta?1
    • Why is Omicron more transmissible than Delta?2
    • Why is Omicron more transmissible than Delta?3
    • Why is Omicron more transmissible than Delta?4
  4. Dec 1, 2021 · Delta is between 40 and 60 percent more transmissible than the Alpha variant and nearly twice as transmissible as the original SARS-CoV-2 virus first identified in China. The Delta variant's heightened transmissibility is the primary reason why researchers believe it was able to out-compete other variants to become the dominant strain.

  5. Dec 16, 2021 · "Very interesting study showing proof of concept [for] why Omicron is more transmissible than delta. Interesting about less replication in lung vs. airways," he wrote on Twitter. "Caution with ...

    • Michaeleen Doucleff
  6. Sep 29, 2022 · This finding supports early assumptions that the Omicron is fundamentally more transmissible than Delta 14. We also found a higher household SAR among two-dose and three-dose vaccinated household ...

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  8. Dec 17, 2021 · Scientists are now trying to model Omicron’s global trajectory, which depends on two factors. One is its innate contagiousness, or transmissibility. The second is its capacity to evade human ...

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