Newsletter

WHO reluctant to label new Omicron strains as variants of concern

Despite the fact that they’re driving a spurt in COVID cases, the World Health Organization (WHO) says XBB and BQ.1 are not different enough from each other, or from other Omicron lineages, to warrant labelling them new variants of concern. Variants of concern are those that show increased transmissibility, virulence or change in clinical disease, […]

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Tuberculosis rates rise post-COVID

COVID, the new pandemic has made an old one worse. After many years of slow but steady decline, the number of deaths from tuberculosis (TB) is rising again. www.economist.com/international/2022/10/27/how-one-pandemic-made-another-one-worse? According to figures published on October 27 by the WHO’s  Global TB Programme, the death toll from tuberculosis was 1.6m in 2021, a rise of 14

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Shanghai rolls out inhalable COVID-19 vaccine

The Chinese city of Shanghai started administering an inhalable COVID-19 vaccine last Wednesday in what appears to be a world first. www.pbs.org/newshour/world/china-begins-administering-inhalable-covid-19-vaccine-boosters? The vaccine, a mist that is sucked in through the mouth, is being offered for free as a booster dose for previously vaccinated people, according to an announcement on an official city social

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Wuhan locked down once more due to COVID-19

Wuhan, locked down one of its central districts after Covid cases were found, as China persists with a zero-tolerance approach to the virus almost three years since the pathogen first emerged in the city. The roughly 900,000 residents of Hanyang district were told to stay in their homes from Wednesday, a spokeswoman from the area’s

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US virologists splice two monkeypox strains

In a US government lab in Bethesda, Maryland, virologists plan to equip the strain of the monkeypox virus that spread globally this year, causing mostly rash and flulike symptoms, with genes from a second monkeypox strain that causes more serious illness. Then they’ll see whether any of the changes make the virus more lethal to

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Melting ice, the source of the next pandemic?

The next pandemic may come not from bats or birds but from matter in melting ice, according to new data. www.theguardian.com/science/2022/oct/19/next-pandemic-may-come-from-melting-glaciers-new-data-shows? Genetic analysis of soil and lake sediments from Lake Hazen, the largest high Arctic freshwater lake in the world, suggests the risk of viral spill over – where a virus infects a new host

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Scientists create a deadlier Omicron variant

Twitter exploded with outrage last week about a study in which scientists engineered the spike protein of Omicron—the fast-spreading but relatively mild variant of SARS-CoV-2 that’s now pervasive—into a deadlier strain of the coronavirus found in Washington state early in the pandemic. www.science.org/content/article/news-glance-climate-justice-ethical-mask-wearers-and-cdc-under-trump The objective was to learn whether the protein alone explains Omicron’s lower

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Moderna will provide 100 million COVID-19 vaccine doses to Gavi

Moderna Inc. will provide as many as 100 million doses of COVID-19 shots that specifically target variants for vaccine alliance GAVI to distribute in lower-income countries in 2023. Under the agreement, Moderna will supply these mRNA variant-targeting shots for GAVI, the Vaccine Alliance, at the lowest of its tiered prices. The shots will then be

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CDC votes to add COVID-19 vaccines to child immunisation schedules

Independent advisers of the US Centers for Disease Control and Prevention (CDC) voted 15-0 last Thursday to add most COVID-19 vaccines offered in the US to the childhood, adolescent and adult immunization schedules. www.politico.com/news/2022/10/20/cdc-advisers-recommend-adding-covid-shots-to-routine-schedules-for-kids-adults-00062739? The immunization schedules, which are updated every autumn before going into effect the following year, consolidate all of the CDC’s vaccine

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