Medicine

diabetes

As bad as sugar, or worse

Artificial sweeteners' effects may be the opposite of desired

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superbacteria

To break resistance

US will award test capable of detecting resistant infection

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IMMUNOLOGY

Imperfect filter

Changes may impair the selection of lymphocytes in the thymus

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Homage

Talent Rewarded

Prizes highlight the scientific and cultural contributions of Brazilians

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cover

Protons and ions in the right amount

Hadron therapy combats tumors more effectively than conventional therapy

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COVER

Building a drug

Ovarian tumor antibodies are ready to be tested on humans

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diagnosis

Quicker diagnoses for diseases

Non-invasive test detects incurable neurodegenerative disorder

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Maternity

Breastfeeding: it’s good for moms, too

Women who breastfeed have a lower risk of suffering from postpartum depression

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phytotherapeutical

Company uses ginger

Company exploits ginger's medicinal properties

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warning

Antibiotics and obesity

Use of antibiotics during childhood may increase risk of obesity and diabetes

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Analgesic

Acetaminophen or placebo? Either works

Acetaminophen and placebo work for acute episodes of low back pain

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NOBEL

Stem cells: risks and benefits

Martin Evans discusses the challenges of stem cells

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Cover

The Stepping Stones to Rare Diseases

Mapping indicates the distribution of genetic disorders in Brazil

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HIV

Contributions cut short

Victims in the Malaysian Airlines accident included researchers

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NUCLEAR MEDICINE

Radiation instrument

Multipurpose Reactor should be able to meet Brazil’s radiopharmacy needs

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Sociology

Unstable Macrometropolis

3.8 million people are living in precarious favelas in São Paulo State

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IMMUNOLOGY

Mutual gains

T. gondii virulence strengthened their main host defences

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Memory

Scientist and Documentarian

Carlos Chagas filmed patients in the city where he discovered the disease

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Cover

Under Pressure

Sensor shows brain changes caused by trauma or pregnancy

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Cardiac insufficiency

Stethoscope for the lungs

Stethoscope may help make early diagnoses of water in the lungs

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Thalassemia

Reversing anemia

Most common and debilitating symptom of the disease under control

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PUBLIC HEALTH

Where data are scarce

Method identifies areas at risk for schistosomiasis

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Technology

Dengue in the crosshairs

A new biosensor is able to diagnose dengue in 20 minutes

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Experimentation

Alternative methods

Effort to replace the use of animals in testing is beginning to pay off

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Francis Collins

Francis Sellers Collins: Now we’re going to learn about the brain

NIH director talks about project to learn about the brain

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bacterial infection

The cancer microbe

Prostate cancer may be caused by a common sexually transmitted infection

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Neuromathematics

Dynamic connections

Working together to understand and predict the functioning of the brain

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Mental Health

Between causes and symptoms

US body places emphasis on the neurobiological roots of diseases

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World Cup

The World Cup and dengue

Risk of contracting dengue during winter will vary between cities

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Walter Colli

Walter Colli: The art of being a scientist in Brazil

Rarefied scientific environment slows development of discoveries

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