Issue # 190 _ December 2011

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Cover

Bones that talk
Excavations in the port area of the city of Rio de Janeiro reveal hitherto ill-known aspects of slavery By

S&T Policy

Tribute

Endless pioneering efforts

Showing independence and daring, Ricardo Brentani promoted molecular biology and strengthened cancer research in Brazil

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Tribute

For a history of science in São Paulo

In his last interview, Ricardo Brentani showed what has given the USP School of Medicine international status over the last 50 years

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DataFolha

The target audience's approval

Opinion poll indicates that readers are satisfied with Pesquisa FAPESP

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Science

Primate life

The matriarchs of the forest

Co-existence with the mother increases the reproductive success of the male muriquis

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Cardiac hypertrophy

The heart's sensor

An enzyme makes cells expand and opens the way to cardiac insufficiency

By and

Obesity and cancer

A more selective attack

Drugs guided by blood vessels make monkeys lose weight and may be a selective way of treating tumors

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Year of Chemistry

Science, a (not very) feminine word

A century after her award, Marie Curie is still one of the few women on the list of Nobel Prize laureates in the area

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Year of Chemistry

Reinforcements for medicine

Substances and molecular analyses innovate in treatment and diagnoses

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biochemistry

The great oxygenation event

Rocks indicate that oxygen only started accumulating in the atmosphere 2.5 billion years ago

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Center of the galaxy

An X-ray lamp

Gas disk around a black hole lights up every seven days

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Technology

Cosmetics

Touched-up Beauty

Plant extracts and nano-encapsulated active ingredients are the trend among small Brazilian companies

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Chemical Industry

Plastic House

Polymers substitute clay bricks and railway sleepers

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Organic prototypes

Inspired on birds and elephants

The objective of the new machines is to save energy on all possible fronts

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