Wednesday, April 25, 2018
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Yellow fever virus

Yellow Fever Virus Is Detected in Urine and Semen Almost a...

The presence of yellow fever virus in urine and semen samples from a patient who survived the disease was detected almost a month after...
malaria

Research Highlights Role of Molecule That Directs Immune Response in Cases...

A fierce war begins raging in the human organism only days after a bite by a mosquito of the genus Anopheles infected with Plasmodium,...
temperature sensor

Researchers Engineer Ultra-Sensitive Temperature Sensor

Can a “thermometer” consist of a thin film or tiny (micrometer or even nanometer scale) particles, operate in real time and in very well-defined...
internet of thing

Device Connects Non-Automated Machines to the Internet

The Brazilian firm DEV Tecnologia is only four years old, yet it already stands out in an increasingly important sector: the Internet of Things...
fish

New Species of Fish Displays Striking Color Difference Between Males and...

A new species of freshwater fish in the family Characidae, called Hyphessobrycon myrmex, seized the attention of researchers at the University of São Paulo’s...
quantum

Quantum Effects Explain Changes in Nanometric Circuit Electron Flows

Transistors capable of functioning with an electrical current consisting of the passage of a single electron at each point in time are on the...
niobium boride

Research Dispels Misconception of Superconductivity in Niobium Compound

For over 65 years, niobium boride (NbB) has been considered a classic example of a superconducting material. This assumption, recorded in manuals on the...
pregnancy

Exposure to Air Pollution Before or During Pregnancy Alters Structure of...

Exposure of pregnant women to air pollution influences fetal development. The problems this exposure can cause range from low birth weight to a heightened...
pregnancy

Discovery May Combat Harmful Effects of Malaria in Pregnancy

Infection during pregnancy by the parasite that causes malaria can not only increase the risk of a miscarriage or premature birth but also impair...
climate change

Brazilian Ethanol Can Replace 13.7% of World’s Crude Oil Consumption

Expansion of sugarcane cultivation in Brazil for ethanol production in areas not under environmental protection or reserved for food production could potentially replace up...
soybean

Brazilian Study Could Make Soybean Oil Healthier

One of the reasons olive oil has become known as “the ultimate healthy fat” is its high oleic acid content: up to 84% of...
calories

Less Fat, More Hair, Young Skin

Caloric restriction diets have been associated with various health benefits, but their effects on the skin have not been previously demonstrated. Research conducted at...
algae

Algae Are Used to Depollute Sewage and Produce Compost

A partnership between Brazilian and Dutch researchers has demonstrated that it is possible to convert black water – the “heaviest” fraction of household waste...
pollutant

Pollutant Emitted by Biomass Burning Causes DNA Damage and Lung Cell...

When exposed in a laboratory to pollution levels comparable to those found in the atmosphere of the Amazon region during the forest and crop...
Malaria Parasite

Malaria Parasite in the Americas Is More Genetically Diverse than Previously...

The populations found in the Americas of Plasmodium vivax, one of the main human malaria parasites, are as genetically diverse as those found in...
leishmaniasis

Study Identifies Potential Targets for Treatment of Leishmaniasis

Researchers at the Bioscience Institute of the University of São Paulo (IB-USP), in Brazil, are starting to unravel the molecular mechanisms by which the...
skin cancer

Group Tests Topical Treatment Strategy for Fighting Skin Cancer

Researchers at the University of São Paulo (USP), in Brazil, are testing a technique in mice that combines low-intensity electric current with a formulation...
Microneedles

Microneedles Can Increase the Effectiveness of Topical Anesthesia Used in Dentistry

Researchers from Brazil and Texas have started testing on humans a new strategy to increase the effectiveness of topical anesthesia used in dentistry. It involves...
methane

New Technologies for Vinasse Storage and Transportation Reduce Methane Emissions

New technologies used by sugar mills to transport and store vinasse have reduced greenhouse gas emissions during the process of producing ethanol from sugarcane. This...
Rectal Cancer

Study Investigates the Involvement of Intestinal Bacteria in Rectal Cancer

Recent studies suggest that dysbiosis, an imbalance between beneficial and pathogenic bacteria in the gut flora, may be linked to the appearance of tumors...