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Delaying second dose of mRNA COVID-19 vaccine produces stronger immune response

The Pharma Data

The first peer-reviewed study in North America examining the timing between the first and second doses of COVID-19 mRNA vaccines shows that a longer dose interval leads to a stronger immune response. The study is funded by the Government of Canada through its COVID-19 Immunity Task Force (CITF).

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The Vaccine Development Landscape and Its Associated Challenges

DrugBank

Vaccines have consistently demonstrated their efficacy in protecting people from infectious diseases. Yet, the recent COVID-19 pandemic highlighted the obstacles that are inherent today in the development of vaccines. Stabilizers play a crucial role in maintaining the vaccine's potency and integrity throughout its shelf life.

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Second-Generation mRNA COVID-19 Vaccine Candidate, CV2CoV, Demonstrates Improved Immune Response and Protection in Preclinical Study

The Pharma Data

The study assessed cynomolgus macaques vaccinated with 12µg of either the first or second-generation vaccine candidate. During challenge with the original SARS-CoV-2 virus, animals vaccinated with CV2CoV were found to be better protected based on highly effective clearance of the virus in the lungs and nasal passages.

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New target for COVID-19 vaccines identified

The Pharma Data

Next generation vaccines for COVID-19 should aim to induce an immune response against ‘replication proteins’, essential for the very earliest stages of the viral cycle, concludes new research carried out by UCL scientists. ” Discovering the T cell response to replication proteins. .”

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COADMINISTRATION OF ITS 20-VALENT PNEUMOCOCCAL CONJUGATE VACCINE

The Pharma Data

The primary objective in the trial is to describe safety when both vaccines are co-administered, with follow up six months after vaccination. Secondary objectives are to describe immune responses produced by each of the vaccines. Pfizer-BioNTech COVID-19 Vaccine booster plus placebo. 20vPnC plus placebo.

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AZ resumes trial of COVID-19 vaccine

The Pharma Data

. AstraZeneca has confirmed that clinical trials assessing its Oxford University partnered coronavirus vaccine AZD1222 have resumed in the UK, following a green light by the Medicines Health Regulatory Authority (MHRA). AZD1222 was co-invented by the University of Oxford and its spin-out company, Vaccitech. Source link.

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Sanofi and GSK initiate new Phase 2 protein-based COVID-19 vaccine candidate

The Pharma Data

Sanofi and GSK initiate new Phase 2 study of their adjuvanted recombinant protein-based COVID-19 vaccine candidate. New Phase 2 study assesses potential for refined antigen formulation to achieve optimal immune response, including in older adults. Results of the Phase 2 trial will inform the Phase 3 protocol.

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