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Study proves value of infection studies in developing new vaccines

Drug Discovery World

A study led by the University of Oxford has successfully investigated human immunity against Covid-19 in people who already have antibodies, with the aim of advancing future vaccines and treatments. The data from this COVCHIM01 study showed durable immunity post-infection/vaccination against the original Covid-19 virus.

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Moderna Vaccine Provokes Strong Immune Response in Children 6 to 11

NY Times

Antibody levels rose in the children who received it, suggesting the vaccine protects against infection. But the data were gathered before the arrival of Omicron.

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Routine vaccines as effective as antibodies against Alzheimer’s

Drug Discovery World

A new study at UTHealth Houston in the US has found that several routine vaccinations are linked to a significant reduced risk of Alzheimer’s disease (AD). In 2022, Schulz’s team also found that people who received at least one influenza vaccine were 40% less likely than their unvaccinated peers to develop AD.

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Malaysia approves additional indication for Astrazeneca’s Evusheld

Pharmaceutical Technology

Health director-general Tan Sri Dr Noor Hisham Abdullah stated that the approval of Evusheld was granted at the 383rd Drug Control Authority (DCA) meeting. Evusheld (formerly AZD7442) is a combination of two long-acting antibodies, tixagevimab (AZD8895) and cilgavimab (AZD1061).

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AstraZeneca’s intranasal COVID vaccine fails first clinical test

pharmaphorum

An intranasal formulation of AstraZeneca’s widely-used COVID-19 vaccine Vaxzevria has failed at the first hurdle, after results from a phase 1 trial found it was unable to stimulate a strong immune response to the virus. Other efforts to develop a nasally-delivered COVID-19 vaccine have met with greater success.

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Positive initial results for srRNA rabies vaccine

Drug Discovery World

Replicate Bioscience has shared positive results from the Phase I trial of RBI-4000, its srRNA-based rabies vaccine. In this clinical trial, evaluating safety and immunogenicity of RBI-4000 , participants received one or two doses of srRNA vaccine at low doses (0.1mcg, 1mcg or 10mcg).

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Accelerated development for Covid-19 monoclonal antibody

Drug Discovery World

A monoclonal antibody to prevent Covid-19 in vulnerable patients, AZD3152, has entered clinical trials less than 12 months after discovery. . Hugo Fry, CEO of RQ Bio, comments: “We’re delighted that one of our discovered antibodies is now at the core of an innovative AstraZeneca investigational medicine reaching clinical trials.” .