Cell biology
INFECTIOUS DISEASES

A long-sought cure may be closer
Experimental treatment able to control HIV for six months after stopping antiretrovirals
COVID-19

Third dose lowers risk of death
Coronavirus vaccine booster doses significantly reduce the risk of death from COVID-19
By Redação
COVID-19

Long-term damage to the surroundings
A cellular change induced by SARS-CoV-2 may explain prolonged symptoms of the disease
By Redação
Health

Focus on the bacillus
Fast, portable, and sensitive, a new test could be a useful tool for preventing leprosy and helping with early diagnosis.
By Tiago Jokura
Photolab

Fertility clock
Genetic alterations to the biological clock could be linked to fertility disorders
By Redação
Video

The plant biological clock benefits agriculture
Understanding the plant circadian rhythms, and learning how to manipulate them, may widen cultivation options | 2'42
By Redação
Neuroscience

Defenders more at risk of dementia
Heading has been associated for some time with an increased risk of developing neurodegenerative diseases
By Redação
Cell biology

The explosive exit of Trypanosoma cruzi
Biologist used microscopes to observe and document how the parasite returns to the blood
By Redação
Biology

Back to life after 24,000 years
Rotifers of the Bdelloidea class are multicellular invertebrate organisms so small that they are usually only seen under a microscope
By Redação
COVID-19

The importance of the cellular response against the coronavirus
Fighting a SARS-CoV-2 infection is not solely the responsibility of antibodies, the proteins that adhere to the virus’s surface to prevent it from entering cells or mark it for destruction
By Redação
COVID-19

Superior immunity
Studies of blood and tissue samples taken before the COVID-19 pandemic may help explain why the disease is more common and more severe in adults than in children
By Redação
photolab

Lethal networks
Faced with an invasion of viruses or bacteria, human immune system cells sometimes overreact in a process known as NETosis, which has been shown to be more severe when the invader is SARS-CoV-2
By Redação
Covid-19

Antibodies reduce deaths
A clinical trial led by researchers at the University of Oxford, UK, identified a second drug capable of reducing mortality among patients with severe COVID-19
By Redação
COVID-19

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
By Tiago Jokura
COVID-19

Coronavirus and the brain
A study confirms that the novel coronavirus can infect different types of brain cells, and may be capable of directly damaging the brain
By Redação
Medicine

A jawbone made from fat cells
The researchers were able to regenerate the TMJ bone and cartilage of pigs, whose jaws are similar to those of humans, using stem cells obtained from the animals’ own fat
By Redação
COVID-19

SARS-CoV-2 can attack immune cells
The novel coronavirus is capable of infecting and killing immune cells, say researchers from the University of São Paulo in Ribeirão Preto
By Redação