Issue # 120 _ February 2006

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Cover

Turbocharged TV
Researchers from 75 institutions present alternatives for the Brazilian Digital TV System By

S&T Policy

Education

The size of the blanket

Creation of new federal universities stirs up debate about the government's capacity for expanding a system with teaching and research

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Entrepreneurism

Time for planting

Finep selects managers for seed capital funds

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Public Health

Preventing before remedying

Butantan Institute starts testing with vaccine against the bird flu

Cloning

It was all a lie

False research results oblige Science to retract and reopen debate on science and ethics

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Science

Physiology

Extra energy under the skin

Component of bile activates chain of chemical reactions in the muscles that prevents obesity

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Astrophysics

Complex genesis

Two distinct but not excludent processes may originate elliptical galaxies

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Physical

Particle shock

Experiments in USP's accelerator reveal behavior of exotic nucleuses

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Ecology

Life amongst dry leaves

Biologists identify behavioral standards of ants from the Atlantic Rain Forest

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Immunology

Double attack

Association of chemotherapy and adult stem cells helps to control juvenile diabetes

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Cell biology

Scenes of a parasite

Brazilian biophysician discovers in Paris how the malaria protozoon spreads through the body

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Medicine

Warning against constant infections

Genetic alterations can cause immunodeficiencies mistaken for diseases that are common in childhood

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Technology

Applied physics

Van Dyck - false or authentic?

Physicists from USP try to discover whether painting that shows the Calvary of Jesus really is by the 17th century master of portraits

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Agronomy

Perfume of basil

First batch of linalool extracted from the leaves of the plant, the coveted essential oil, is purchased by Canada

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Humanities

Music

The beautiful cardinales

Thesis analyzes song by Bahian singer and identifies close association of his work with sacred symbols of diverse natures

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Economics

Hey, gimme a dime

The short crossing from the Welfare State to the distribution of crumbs

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Sociology

Peaceful citizen

Disbelief in institutions, generated by current political crisis, calls for discussion on our citizenship

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