COVID-19

Limited transmission

Studies suggest that children and adolescents do not spread SARS-CoV-2 any more than adults

The mystery of reinfections

Evidence that SARS-CoV-2 can infect the same person more than once is challenging our understanding of the virus and how we combat the disease

Stuttering progress

Advanced testing of COVID-19 vaccines continues at an accelerated pace, despite occasional interruptions caused by safety concerns

Global pandemic tactics

With a wide range of strategies adopted to slow the spread of the disease, some countries have fared better than others

Healthy spaces

The knowledge acquired during past pandemics, especially long-term ones, can help us face the current one

The fatality conundrum

Difficulties identifying the exact number of people infected and killed make it hard to calculate how deadly the disease is

Science under pressure

Political interference in the approval process may undermine public confidence in vaccine development, researchers warn

The distance between dental research and treatment

The pandemic focuses attention on the debate regarding scientific production and dental care in the public healthcare system

Scientific philanthropy boost

Pandemic drives donations from companies and individuals wishing to support COVID-19 research in Brazil

Potential treatment

With no effective antiviral therapy, COVID-19 management for the time being consists of reducing inflammation and preventing blood clots

The effects of COVID-19

The novel coronavirus can affect the lungs, heart, kidneys, pancreas, and brain, causing long-term damage after the acute phase of the disease has passed

Research during quarantine

Pandemics as allegory

Writers and artists use images of plague to portray tragic events and reflect on the human condition

Varying investment in science

Countries increase spending on COVID-19, but levels of investment in research vary

Health professionals under emotional stress

Depression rates for health professionals who care for COVID-19 patients have tripled

The emotional pain of the pandemic

Psychological suffering and mental illness caused by radical changes to daily life, fear of getting sick, and an economic crisis

Research during quarantine

Amplified violence

Rates of violence against women in Brazil increase during the pandemic

A difficult return

Brazil seeks health and education parameters for planning the resumption of in-person classes in its school systems

The challenge of calculating R

Poor data makes the effective reproduction rate difficult to track and is hampering the pandemic response

Difficult exit

Quarantine relaxation strategies differ around the country

Each nation’s effort

Brazil’s government unfreezes funding for COVID-19 research, but will spend far less than developed countries

Science takes on the virus

Federal call for proposals attracts 2,200 applications for research grants to study COVID-19

Cristiana Toscano: An unprecedented global effort

According to the only Brazilian member of a WHO vaccine committee, we are experiencing unprecedented worldwide collaboration to develop a vaccine in record time

Standing alone

Brazilian vaccine projects race to begin clinical trials next year

Saving time

Brazilian research centers negotiate deals to import vaccine production technology

Looking for shortcuts

International teams use eight different techniques to create 150 COVID-19 vaccine candidates in six months

Research during the quarantine

Predicting the course of epidemics

Mathematical modeling of infectious disease, a science perfected over the last 250 years, is helping guide the COVID-19 response through uncertainties

The child enigma

Researchers are trying to unravel why so few children contract COVID-19 and why some of those who do develop a severe inflammation of the blood vessels