Veículo
Timothy Moore EUA)
Em 2025: 0 notícias
Desde 1995: 3 notícias
COVID-19 Virus can be Detected in Tears
Publicado em 16 fevereiro 2023
Research led by scientists at the University of São Paulo (USP) in Brazil has found that the coronavirus that causes COVID-19 can be detected in tears collected by swabbing. A swab is an absorbent cotton pad on a flexible rod used to clean wounds, apply medication and take specimens.
The researchers analyzed samples from patients diagnosed with the disease by conventional methods and admitted to the Hospital for Rehabilitation of Craniofacial Anomalies (HRAC) run by the Bauru Dental [...]
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Low-cost sensor detects heavy metals in sweat
Publicado em 24 janeiro 2023Heavy metals such as lead and cadmium are present in batteries, cosmetics, food and other things that are part of everyday life. They are toxic when they accumulate in the human organism, potentially causing several health problems, but detecting them in body fluids requires expensive equipment and a controlled laboratory environment. Researchers at the University of São Paulo (USP) in Brazil have now developed a portable sensor made of simple materials to detect heavy metals in [...]ver notícia -
Exotic Ice Helps Explains Uranus, Neptune Magnetic Mysteries
Publicado em 22 janeiro 2023Ordinary everyday ice, like the ice produced by a fridge, is known to scientists as hexagonal ice (ice Ih), and is not the only crystalline phase of water. More than 20 different phases are possible. One of them, called “superionic ice” or “ice XVIII”, is of particular interest, among other reasons, because it is thought to make up a large part of Neptune and Uranus, planets frequently referred to as “ice giants”. In the superionic crystalline phase, [...]ver notícia