Meghie Rodrigues

Climate

CFC emissions have increased 2.6-fold over the past decade

Atmospheric concentration of five types of gas responsible for destroying the ozone layer peaked in 2020

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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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ECOLOGY

Amphibian populations in the Atlantic Forest have declined over the last 130 years

The number of individuals of 106 species in the biome fell at some point between the end of the nineteenth century and the year 2020

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Infectious diseases

Antibody neutralizes Zika in preclinical trials

A superpotent immunoglobulin M antibody stopped the virus in animal tests

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PALEONTOLOGY

Fossil from Bahia classified as new species of camelid

Hemiauchenia mirim lived 20,000 years ago and was related to the guanaco

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HEALTH

Mysterious childhood hepatitis

A new disease of unknown causes has already caused outbreaks in more than 20 countries, including Brazil

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GEOLOGY

Oldest rocks in South America found in Bahia

3.65-billion-year-old material found in the Chapada Diamantina region

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ECOLOGY

Transgenic zebrafish found in streams in the Paraíba do Sul basin, Minas Gerais

More than a hundred specimens of the fluorescent zebrafish were captured by researchers

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Neuroscience

Epilepsy in vitro

Researchers use lab-grown mini-brains to simulate a type of epilepsy that is unresponsive to treatment

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