GENEVA, Jan. 11 (Xinhua) -- The World Health Organization (WHO) said Tuesday that current COVID-19 vaccines may need to be updated if they are to provide continued protection against emerging variants, including Omicron. WHO's Technical Advisory Group on COVID-19 Vaccine Composition (TAG-CO-...
Current COVID-19 vaccines present the spike protein in very different ways to the immune system, and two main categories have to be discerned. The first category consists of mRNA and adenoviral vector vaccines (herein referred to as genetic vaccines, sections: “Genetic vaccines—general, “mRNA...
Against the bleak backdrop of a dismal 2020 and a worsening pandemic, November finally gifted the world some good news: the Pfizer and Moderna Covid-19 vaccines were shockingly effective. We celebrated, a bit. Then the bickering began. How are we to distribute these vaccin...
Considering the global threat, the World Health Organization (WHO) has declared COVID-19 a public health emergency of international concern (PHEIC). However, there are no vaccines against SARS-CoV-2 or specific therapeutic drugs for this communicable disease. Thus, a better understanding of SARS-...
COVID-19 is a respiratory disease caused by SARS-CoV-2 which at the beginning of 2020 started a global pandemic. During the pandemic, multiple medications have emerged to treat it, however, the best way to control this calamity is through the prevention giben y vacci...
Current status of clinical research in Covid-19 vaccines: A registry based audit vaccinectrictgov.inThe COVID-19 or Coronavirus has impacted the world in an unprecedented way. More than 200 countries have beenaffected because of this... J Gadhade,DR Hiray,B Mukthambika - 《International Jour...
COVID-19 vaccines The ideal vaccine should be effective after 1-2 doses, protect for at least 6 months, and reduce viral transmission if infected. According to the US Food and Drug Administration (FDA), a vaccine should have at least 50% vaccine efficacy.44Randomized controlled trials ...
This effect has included the adverse outcomes in patients with cancer who develop COVID-19, the impact of the COVID-19 pandemic on the delivery of cancer care, and the severe disruption to cancer research. However, patients with cancer are a heterogeneous population, and recent studies have ...
However, a new study by researchers at Beth Israel Deaconess Medical Center (BIDMC) demonstrated that cellular immunity—or the production of protective immune cells, such as so-called killer andmemory cells—induced by current COVID-19 vaccines provided robust protection againstsevere diseasecaused by...
Every virus is made up of proteins that form a certain shape or architecture. A viral epitope is a specific landmark on this architecture that T cells have been trained to recognize. The current COVID-19 vaccines were designed to teach the immune system to recognize specific epitopes on the...