Medicine

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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Engineering

A robot that treats strokes remotely

Researchers have developed robotic system that can treat aneurysms remotely

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Genetics

Mutations raise schizophrenia risk

Studies show that mutations can increase the risk of schizophrenia

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Technology

Communication temporarily restored

Electrodes implanted in the brain appear to have helped a paralyzed man communicate

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COVID-19

Omicron and children

Hospitalization of children was higher during the Omicron outbreak

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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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ENGINEERING

A robot guide dog for the blind

Startup from Espírito Santo launches robotic guide dog to help the blind

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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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Medicine

Walking again thanks to new implant

Pacients with spinal cord injuries were able to walk after implanted with special electrodes

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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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Careers

Medical emergency

Recent studies address the adversities faced by new healthcare professionals during the Covid-19 pandemic

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COVID-19

The efficiency of masks

Tests reveal how and to what extent different types of masks limit the airborne spread of infectious diseases

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COVID-19

Environmental damage caused by COVID-19

The pandemic has aggravated the heavy production and inappropriate disposal of plastic

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PANDEMIC

Infection and elite athletes

Elite athletes also need time to recover after being infected by the novel coronavirus

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Medicine

An unprecedented heart transplant

An unprecedented heart transplant

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Retrospect

Side effects of hunger

In 1865, a Brazilian physician described an eye disease caused by malnutrition that was common among black slaves

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Funding

Committed effort

Survey finds investment in cancer research has fallen in Brazil

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INTERVIEW

Eloisa Bonfá: Fighting for life

As clinical director of the USP Hospital das Clínicas for more than a decade, COVID-19 has put the rheumatologist’s planning skills to the test

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COVID-19

New coronavirus drugs

Pharmaceuticals announce orally administered drugs designed to treat the disease caused by SARS-Cov-2

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SEARCH

Return to research

Francis Collins has stepped down from his position as director of the US National Institutes of Health

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MEDICINE

Problems in cancer studies

Problems in cancer studies

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Linguistics

A neglected threat to ethnobotany

Study shows that language extinction could lead to incalculable losses of medicinal knowledge

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Covid-19

Increasing anxiety and depression

The COVID-19 pandemic has led to 129.4 million new cases of anxiety and depression worldwide

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Pharmacology

University of Oxford in Brazil

The Brazilian Ministry of Health signed a term of commitment with the University of Oxford, UK, to establish a clinical research and development center in Rio de Janeiro for the British institution’s drugs and vaccines

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Nuclear medicine

Radiopharmaceuticals under threat

Radiopharmaceutical crisis leads to debate over production model

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Nobel Prize

Everything as before

The Royal Swedish Academy of Sciences decided not to award this year’s Nobel Prize to the development of mRNA-based vaccines

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COVID-19

Oxygen supply

Brazilian startups offer new ways of monitoring essential medical supplies for patients with respiratory failure

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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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Gender

Articles by women receive fewer citations

Scientific papers published by women in prestigious medical journals tend to receive fewer citations than similar studies authored by men

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