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  1. 14 hours ago

    Almost every western country now has Delta as the predominant variant of I'm trying to understand why the USA is the only one where there seems to be complete panic, believing it is somehow, suddenly, much more dangerous for children

    364 replies 594 retweets 2,479 likes
  2. Aug 1

    Convalescent plasma from 22 people infected during the first wave of the pandemic contains 4 antibodies that are extremely potent against 23 variants of , including several “variants of concern,” new research in Science finds.

    34 replies 839 retweets 1,562 likes

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  4. Aug 5

    A human monoclonal antibody targeting the conserved spike stem helix in β-coronaviruses reduces burden in hamsters, researchers report in Science. The results could inform development of pan-β-coronavirus vaccines eliciting broad protection.

    1 reply 95 retweets 249 likes
  5. Aug 3

    Variations in masks' ability to prevent transmission can be explained by different settings of virus abundance, finds a recent study, which reports that in most environments, where airborne virus abundance is low, face masks are highly effective.

    22 replies 324 retweets 690 likes
  6. Aug 6

    This means that a student's risk of exposure to while pursuing an education in class on campus will be HIGHER than their risk drinking beer at the local pub. The disconnect between these two policies is quite striking & difficult to comprehend as an epidemiologist...4/n

    1 reply 12 retweets 71 likes
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  7. 19 hours ago

    A feature of , including : they display enhanced Spike-mediated Syncytia Formation. See our updated manuscript

    2 replies 45 retweets 149 likes
  8. Aug 2

    In the Covid-19 Vaccine Resource Center, provides concise and engaging answers to clinicians’ questions about Covid-19 vaccination and to the questions and concerns patients will raise.

    1 reply 40 retweets 62 likes
  9. 17 hours ago

    Excellent presentation of how the vaccine works.

    2:20
    Here I describe a brief overview of how the Pfizer/BioNTech or Moderna mRNA vaccines work. Taking a vaccine is one’s personal choice, and I hope this video can help someone make that decision rooted in science.
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    4 likes
  10. Aug 4

    Subcutaneous REGEN-COV prevented symptomatic and asymptomatic infection in previously uninfected household contacts.

    7 replies 76 retweets 169 likes
  11. Aug 5

    New paper demonstrates methods to estimate ventilation rates in busy rooms with varying occupancy, and identify locations where the risk of and transmission may be high from

    11 retweets 13 likes
  12. Aug 4
    Replying to and

    Yes, I've seen this study. *If* true, implies was circulating in Wuhan well before Dec 2019 to enable traveler exports. Study seems well done, but on other hand I'm not sure the possible problem (contamination) would be readily apparent from just reading Methods. (1/3)

    1 reply 3 retweets 15 likes
  13. Aug 2

    A new Science study reports that antibody responses induced by the Moderna vaccine are a correlate of protection against infection in non-human primates.

    2 replies 52 retweets 151 likes
  14. Aug 6

    Recently spoke to evolutionary biologist about the evolutionary dynamics of , novel variants, and the future of the pandemic. Full convo will post next week. Available early to patrons at this link:

    5 retweets 13 likes
  15. Aug 2

    SARS-CoV-2 signaling pathway map: A functional landscape of molecular mechanisms in COVID-19

    3 retweets 13 likes
  16. Aug 6

    As faculty, we have a great responsibility to ensure that our students can seek an education safely in a healthy environment, without exposure to or risk of . So, it seems, that our only option is to hold lectures at the local bar come September. 7/7

    4 replies 6 retweets 50 likes
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  17. Aug 2

    Will be talking briefly on Japanese BS Asahi TV with and on the delta variant, vaccine boosters and breakthrough infections this Thursday 8/5 for those interested

    1 reply 17 retweets 40 likes
  18. Aug 5

    Fantastic review on the development of COVID-19 vaccines. The speed at which these vaccines were able to get into the arms of patients is truly remarkable. We have also learned what might work to prepare us for the next pandemic.

    5 retweets 7 likes
  19. Aug 3

    syndromes are real. Pray for patients affected by these terrible sequelae from infection. 👇🏾

    1:58
    1/🧵🎥 Former ICU Nurse with 👇 describes disabling (Postural Orthostatic Tachycardia Syndrome)   “I'm an Ivy League grad & former ICU nurse who got COVID a year ago (before ). I had no medical problems & now suffering Long COVID so badly…”
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    3 replies 9 retweets 16 likes
  20. Aug 5

    Key monkey experiment: - infect w/, recover - deplete T cells - reinfect - get robust B cell/antibody responses "T cells are not critical for recovery & B cell responses & antibodies as the essential mediators of protection from re-exposure."

    8 replies 33 retweets 97 likes
  21. Aug 3

    Good question: Why is prone to superspreading, following the Pareto 80-20 rule for over-dispersion of infections, but not H1N1 or other pathogens? by

    24 replies 83 retweets 249 likes

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