Rapid viral evolution
June 30, 2022
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Dr John Campbell Episodes Around June 30, 2022
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20:35Now PlayingRapid viral evolution
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as posted by the channelBA.5, immune escape
Vaccines and previous infections are protective against severe disease
Percentages of positives that were infected more than 90 days ago
Progressively increasing
Now, 12 % reinfections
3 months ago, 8% reinfections
6 months ago, 5% reinfections
R = 1.1
Up 27% on the week
UK, 1 in 21
Scotland 1 in 15, highest ever rates
Young people and young adults highest
Will go up for a time, summer mixing, festivals
Consistent with ONS data
One week ahead
Hospital admissions up 37%
List of covid symptoms
Runny nose, 66%
Sore throat, 65%
Headache, 64%
Persistent cough, 63%
Fatigue, 62%
Sneezing, 53%
Hoarse, 44%
Joint pains, 35%
Fever, 31%
Chills or shivers, 30%
Muscle pains 29%
Dizzy, 27%
Brain fog, 24%
Sore eyes, 22%
Altered smell, 21%
Lower back pain, 22%
Swollen glands, 19%
Skipped meals, 17%
Chest pain, 15%
BA.5 is milder than previous variants
Still time off work
Hospital admissions due to large numbers
Official data UK
Coronavirus vaccines should be updated for fall
FDA advisory committee
Deadline, vaccine formula for October, now
BA.1 vaccine, in human tests for months
Arnold Monto, FDA advisory committee
We’re being asked, more or less, to have a crystal ball today
New multi-strain vaccine, original and omicron
Some wanted BA.4 and BA.5, others BA.1
Moderna, Novavax, Pfizer, each presented data to support their strategy
Moderna, bivalent, for example, original version + BA.1 variant
Pfizer BioNTech, only BA.1
Pfizer presented mouse data on BA.4 and BA.5
Novavax’s vaccine (not yet authorized in United States), additional doses of its existing vaccine could be protective
? will these new formulations apply to children without testing
? local or global
Lyme disease
Guests & Subjects Covered
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