Medicine

Physiology

Maternal hormones affect brain areas that control hunger and satiety in the fetus

Studies suggest that metabolism can be programmed from gestation, leading to obesity and diabetes

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Cover

The era of whole genome sequencing

New techniques are changing the way genetic material is understood and promising to transform our understanding of diseases, human genetic diversity, food production, and evolutionary processes

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Innovation

Lower X-ray doses

Material used in solar panels can detect smaller X-ray doses with better accuracy than existing medical equipment

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Health

The sensitive eyes of women

Women at higher risk than men of suffering ocular toxoplasmosis multiple times

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Medicine

Medicinal cannabis seeds on sale in Argentina

Medicinal cannabis seeds approved for sale in Argentina

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Public policy

Most of the organs offered to state health services for transplantation went unused

Why most organs available for transplantation in Brazil go unused

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GENOMICS

Primate genetic material could contribute to precision medicine

International project is sequencing the DNA of more than 200 species in pursuit of tools to predict human propensity to diseases

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Health

Seniors with super sharp minds

Volume and quality of brain connections could explain the mental capabilities of people over 80 years old

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Acknowledgment

Victora receives Admiral Álvaro Alberto Award

Epidemiologist Cesar Victora wins the Admiral Álvaro Alberto Award

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Sport

Soccer and the risk of dementia

Elite soccer players face a greater risk of developing dementia than the general population

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Immunology

Antibodies defeat yellow fever in animals

Rodents and monkeys given an infusion of the compounds were able to survive infection

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Public health

One in seven 40-year-old Brazilian women has intentionally terminated at least one pregnancy

Half of them had abortions between the ages of 12 and 19

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Materials engineering

Bioactive glass could be used to treat bone cancer

Composite material has potential to simultaneously kill cancer cells and regenerate bone

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Video

Anthropologist of Tukano ethnicity reveals concepts of indigenous medicine

Through preventive practices, the first healthcare center based on an indigenous knowledge system has already served more than 10,000 people in Manaus | 10'38

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Obituary

Science, a collective activity

Internationally renowned parasitologist Erney Plessmann de Camargo rebuilt scientific institutions and always showed concern for social issues

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Genetics

Natural defense against Chagas

Genetic alteration capable of protecting people from the disease spread among native peoples of the Amazon 7,500 years ago

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Oncology

Vaccine candidate designed to treat cancer caused by HPV

In experiments on rodents, vaccine formulations eliminated tumors and rid the animals of the disease for a long time

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Health

LGBT+ people take fewer preventive exams than heterosexual cisgender individuals

Study looked at data from 6,693 Brazilians aged 50 or over from all macro-regions of the country

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Collaborations

Initiatives promote greater involvement of patients in clinical trials and the search for new treatments

Patients collaborate with physicians on clinical trials and in the search for new treatments

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Health

High rates of vitamin D insufficiency

Even people who sunbathe regularly may have lower than recommended blood vitamin D levels

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Pregnancy

Deaths during pregnancy or childbirth

Approximately one-third of women worldwide do not undergo four of the eight recommended prenatal tests

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Nutrition

The burden of ultra-processed foods

New research links consumption of ultra-processed foods to 10% of premature deaths in Brazil and accelerated cognitive decline

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Epidemiology

Mpox in children may signal infection risk in other population groups

One in every four people infected by Mpox in Sergipe is under 18 years of age

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Neurosciences

Brazilian and French researchers identify a new possible biological cause for depression

Failure to recycle neuron components leads to signs of the disease in mice similar to those seen in humans

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Public health

Risky sex

Precocious sexual activity increases incidence of disease and unwanted pregnancy

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Health

Retinography facilitates examinations in remote locations

Device diagnoses patients with ophthalmological diseases in remote areas with a shortage of specialists

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Medicine

Medical services blighted by inequality in Brazil

Survey highlights inequality in medical services between different regions of Brazil

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Acknowledgment

Second Brazilian to head the PAHO

Brazilian physician Jarbas Barbosa Júnior named new director of the Pan American Health Organization

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Medicine

Another sign of oncoming menstruation

In addition to mood swings, depression can be another side effect of menstruation

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RETROSPECT

The roots of hunger

Josué de Castro exposed the economic, social, and biological bases of chronic malnutrition

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