Ricardo Zorzetto

Cover

Sexual violence causes psychological distress and results in inflammation that can accelerate aging

UNIFESP study characterized the effects of rape on women and girls in the city of São Paulo

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NUTRITION

Foods high in sugar, sodium, and saturated fats will have to display a warning on the label

Companies will have at least 12 months to adapt to the new labeling rules, which include changes to the nutritional information table

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ARCHAEOLOGY

Dating indicates that skeleton found in Piauí is 9,600 years old

Nicknamed Zuzu, the individual was a contemporary of the oldest human groups in South America

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NEUROSCIENCE

Study maps brain evolution over a lifetime

Collection of MRI images shows that the organ grows rapidly in the first three years of life and slowly declines during adulthood

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MEDICINE

Children with Congenital Zika Syndrome suffer developmental delays in motor, cognitive, and language skills

Neurological damage caused by the virus impairs the ability to move, learn, and talk

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BIOGEOGRAPHY

Water from the Amazon River separates Brazilian and Caribbean marine species

A sediment plume from the river penetrates thousands of kilometers into the Atlantic, home to its own fauna that differs to other regions of the ocean

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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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INFECTIOUS DISEASES

A long-sought cure may be closer

Experimental treatment able to control HIV for six months after stopping antiretrovirals

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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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Interview

Sergio Tufik: The sleep observer

A medical researcher who began to study the effects of sleep deprivation nearly 50 years ago eventually created one of the world's most productive sleep research teams

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Geochemistry

Witnesses to a primitive Earth

Rocks found in Minas Gerais contain evidence of pockets of oxygen from 400 million years before the gas accumulated in the planet’s atmosphere

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Genetics

The rise and fall of Tupi

Speakers of the language may have numbered 4 to 5 million a millennium ago but began declining sharply before Europeans arrived on the continent

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Endocrinology

A delicate balance

Brazilians identify new areas of the brain's hunger circuit

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Climate

Cerrado under threat

The Cerrado is getting hotter, drier, and more prone to fire

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Physiology

A vein under pressure

Following transplantation to the heart in surgeries to treat coronary artery disease, saphenous veins undergo drastic restructuring and can become clogged

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Soil science

Tracking crime

Soil sample analysis can aid investigations and help solve crimes

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Genetics

Refuge under threat

Loss of native vegetation in the Amazon, home to nearly half of the world's jaguars, is putting the species at risk

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Interview

Sérgio Pena: Under the skin

The Minas Gerais geneticist proves that, at the cellular level, Brazilians look the same

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Health

The first bonding

Instructional home visits by nurses help teen mothers bond with their babies and contribute to child development

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COVID-19

Severe illness in children

A rare syndrome linked to the novel coronavirus causes lesions in multiple organs

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Genetics

Family ties

Roughly 46,000 years ago, modern human beings ventured into the heart of Europe and interbred with Neanderthals

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Materials engineering

Made to order

Artificial intelligence system determines glass formulation based on the desired characteristics

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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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Obituary

Creator of memories

Born in Argentina, Ivan Izquierdo helped to discover how the brain learns and recovers stored information and shaped generations of Brazilian researchers

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INTERVIEW

Eurico Arruda: Admirer of viruses

Coronavirus specialist and USP physician speaks about the new variants of SARS-CoV-2 and the risk they represent in the efficacy of some vaccines

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History

The tortuous entry into Brazil

Documents detail the arrival of enslaved Africans in Rio de Janeiro in the early nineteenth century

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Oceanography

Deep heating

Sensors installed up to 4,700 meters below the ocean’s surface record increased temperatures in abyssal regions of the South Atlantic

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Interview

Gustavo Turecki: Detective of the mind

Born in Argentina and educated in Brazil, a dedicated psychiatrist investigates the causes of suicide

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Geophysics

Hidden light

Brazilian group identifies rare light in the upper atmosphere over northeastern Brazil, created by the Moon passing in front of the Sun

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