Issue # 153 _ November 2008

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Cover

At the root of Alzheimer's
A team from São Paulo and Germany identifies the region in the brain where lesions of the most common neurodegenerative disease in the elderly first appear By

S&T Policy

Nobel

The chorus of the excluded

In recognizing Luc Montagnier for a prize and ignoring Robert Gallo, the Nobel organization adds another name to the gallery of those who feel they have been treated unfairly by the prize organization

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Nobel

The 2008 harvest

Scientific prizes are divided by researchers from the United States, France, Germany and Japan

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Funding

United States

Seven support research foundations are working together to create a network for investigating malaria

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Universities

Reinforcing public education

São Paulo is investing in distance teaching to guarantee university education for teachers

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Diffusion

Medals in their bags

With more support Brazilian teams reap rewards in the international scientific Olympiad

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Science

Genetics

Constructing a discovery

Brazilian strain of human embryonic stem cells opens up the way for new research in the search for therapies against disease

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Cell biology

A versatile parasite

Besides the liver the protozoan that causes malaria also develops on the skin before invading blood cells

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IMMUNOLOGY

Death swarm

Brazilian group obtains the first serum against bee poison

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Environment

Islands in the forest

Isolated stretches of the Atlantic rainforest are home to fewer species of plants and animals

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Physics

Welcome impurities

Computer simulations explain how nanotubes detect toxic gases in extremely low concentrations

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Technology

SEMICONDUCTORS

Memory of the future

A ceramics center will develop raw materials for a new chip factory in São Carlos

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Bioenergy

Diesel from sugar cane

Fuel to be produced by genetic transformations in yeast

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bioenergy

Less waste

Two studies result in catalysts that can make biodiesel production more efficient and cleaner

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Nanotechnology

Reinforced rubber

Company creates nanostructured material from polymer and clay for application in various industrial segments

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Humanities

Sociology

Snapshots of knowledge

Author shows photography as an additional resource in social sciences, and one which is badly used and often despised by researchers

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Art

Paranoia or mystification

Aleijadinho, if he existed, served many ideologies

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Political science

With one eye on the fish and another on the cat

Brazilian mistrust of democratic institutions

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