Keyword: Vaccine

Immunology

Antibodies defeat yellow fever in animals

Rodents and monkeys given an infusion of the compounds were able to survive infection

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COVID-19

Thai version of vaccine similar to ButanVac induces good immune response

In phase 1 trials involving 210 people, the low-cost formulation produced more neutralizing antibodies than the Pfizer / BioNTech vaccine

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Oncology

Vaccine candidate designed to treat cancer caused by HPV

In experiments on rodents, vaccine formulations eliminated tumors and rid the animals of the disease for a long time

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IMMUNOLOGY

Butantan’s dengue vaccine is 80% effective

The vaccine offered protection against two serotypes of the virus in the final phase of human trials

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IMMUNOLOGY

Construction begins on Brazil’s new National Vaccine Center in Belo Horizonte

The institution will function as a link between basic immunobiological research and final products

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OBITUARY

Defender of access to science

Biochemist Isaías Raw produced internationally relevant research, actively disseminated knowledge, and contributed to the production of vaccines and immunobiologicals

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Public health

Number of unvaccinated children rises

Brazil was one of the countries most affected by falling childhood vaccination in 2021

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INTERVIEW

Margareth Dalcolmo: Pandemic scars

The physician-researcher discusses the difficulties faced by health professionals dealing with Covid-19, the dramatic struggles of patients she attended, and the likelihood of an increase in tuberculosis cases in the coming years

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Health

Nasal COVID-19 vaccine

Research into intranasal vaccines against Covid-19 is advancing

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Cover

A drop in childhood vaccination

The pandemic has exacerbated a decline in immunization rates, which fell by 65% in some states in 2020

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COVID-19

Another step towards a universal vaccine

Clinical trials begin for broad-spectrum vaccines designed to offer protection against multiple coronaviruses

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COVID-19

Third dose lowers risk of death

Coronavirus vaccine booster doses significantly reduce the risk of death from COVID-19

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COVID-19

The quest for a Brazilian vaccine

Researchers are testing a range of technologies, but few initiatives will receive the funding needed for costly phase 3 clinical trials

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Covid-19

Vaccines generate more consistent immune response

The immune response to the novel coronavirus provided by vaccines is more consistent than that triggered by natural infection with SARS-CoV-2

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COVID-19

Two vaccines safe for children

The CoronaVac vaccine, produced in Brazil by the Butantan Institute, is safe for children and adolescents, with no major side effects

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HEALTH

Pioneering immunization

Malaria vaccine recommended for children in Africa by the WHO is the first to protect humans from a parasite

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Covid-19

Confidence in vaccines

Vaccination rate in Brazil greater than in developed countries

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COVID-19

Vaccination in decline

The COVID-19 vaccination pace has been decreasing worldwide

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COVID-19

First DNA-based vaccine

India has developed and approved the first COVID-19 vaccine based on DNA technology

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COVID-19

Still too soon for booster doses

An international group of scientists argued against the idea of giving the majority of the population COVID-19 vaccine booster doses

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Covid-19

Pfizer vaccine to be made in Brazil

Pfizer vaccine to be made in Brazil

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Covid-19

Vaccinated people can contract and transmit SARS-CoV-2

Even people who have already been immunized can be infected with the novel coronavirus and transmit it to others

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COVID-19

Universal vaccine

Researchers are trying to develop a broad-spectrum vaccine capable of protecting people against all types of coronaviruses and their variants

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COVID-19

Mixed protection

Preliminary studies suggest that combining two different vaccines could be useful in the fight against the pandemic

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GOOD PRACTICES

Turmoil caused by a miscalculation

Methodological errors and negligence in the peer review process led to the retraction of an article used by anti-vaxxers

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COVID-19

All eyes on ButanVac

New vaccine candidate uses a more stable version of the spike protein

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COVID-19

Patent waivers under debate

Suspending intellectual property rights for vaccines needs to overcome technology and production hurdles if it is to be successful

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COVID-19

Two vaccines prevent infection by Sars-CoV-2

Pfizer-BioNTech and Moderna vaccines are 80% effective at preventing SARS-Cov-2 infections after the first dose and 90% after the second

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COVID-19

New vaccines on the way

Butantan Institute and federal government plan to start human trials of two vaccine candidates in the coming months

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COVID-19

The evolution of a virus

Low vaccination rates and lack of control over SARS-CoV-2 circulation is increasing the likelihood that more transmissible and lethal variants will emerge

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