A study of 40 asymptomatic subjects living with HIV conducted at São Paulo State University showed that a daily dose of 500 mg was safe and helped combat premature aging

Brazilian researchers compared the therapies used most frequently for tinnitus, which affects some 750 million worldwide.

Bone cavities called air sacs appeared in the ancestors of long-necked dinosaurs about 225 million years ago, according to the analysis of a specimen found in Rio Grande do Sul state, South Brazil. The study also shows that air sacs did not evolve as linearly as scientists believe.

A review article goes beyond international standards to propose zero waste methodologies in the production of natural assets from marine organisms.

The study combined models that predict urban expansion and land-use changes with hydrodynamic models, and the results were validated using actual data for São Caetano do Sul, a city in metropolitan São Paulo.

Researchers from the D'Or Institute for Research and Education (IDOR), in partnership with colleagues from the Rede D'Or, the Evandro Chagas National Institute of Infectious Diseases/FIOCRUZ, the Federal University of Rio de Janeiro, the Bahia School of Medicine and Public Health, the Federal Fluminense University, and the State University of Rio de Janeiro, have published a study in the Journal of Clinical Immunology that reveals alterations in the immune system that may be involved in cardiac muscle injury in hypertensive patients with Covid-19.