Issue # 146 _ April 2008

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Cover

Mortal drama
A new strain of bacteria, resistance and medication, poverty and interaction with Aids worsen the tuberculosis picture By

S&T Policy

Research Funding

New frontier

Expansion of Brazil's ethanol production depends on investment in basic and applied science

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Bio-security

In waiting mode?

Minister from Federal Supreme Court, in historical vote, supports research on embryonic stem cells

By and

Science

Genetics

Kidnapping the mailman

By interrupting cell communication, artificial RNA kills the parasite that causes schistosomiasis

By

Cell Biology

The deconstruction of Proteins

Compartments that deconstruct proteins identified in the cell nucleus

By

Pharmacology

War in the cells

Discoveries show how to help the immune system fight generalized infections

By

Civil engineering

Green concrete

Agricultural waste can reduce the use of cement and CO2 emissions

By

Zoology

Unexpected vessels

Mysteries of the Portuguese man-of-war challenge physicians and biologists

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Technology

Metallurgy

Better quality

Unicamp and steel mill partnership design plasma torch to improve steel quality

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Chemical Engineering

Clean lighting

Company develops system for recycling components in fluorescent lights

By

Physics

Seeing what is invisible

Carbon nanotube increases the microscope's resolution

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Nanotechnology

Well-grounded Beauty

Group of researchers and companies prepare nanocosmetics with a variety of uses

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Humanities

Anthropology

Motherland, feminine noun

Research questions the real reason for and the results of policies against the trafficking of women

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Literature

Why love Jorge?

Re-edition of the complete works brings about a critical review of one of Brazil's most popular authors

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Academic policy

Limits challenged

Studies compare the performance of students who have benefited from affirmative action and show that many are successful academically

By