International issue | September 2007
S&T Policy
papers
Increased vitality
Academic production hits new highs in the country, although its impact is not yet very expressive
By Fabrício MarquesScience
psychiatry

Magnetism against depression
An experimental technique shows itself to be efficient in the treatment of severe psychiatric disorders
By Ricardo ZorzettoNeuroscience
Connection without frontiers
Cutting edge experiments with the brain travel from Duke University to Natal, along with the will to help science transform needy communities
By Mariluce MouraMedicine

A risky bet against diabetes
Experimental treatment with chemotherapy and stem cells rids 14 patients of insulin injections
By Marcos Pivettamalaria

Master in disguise
Genetic variability makes it possible for the Plasmodium to bypass the defenses of the human organism
By Carlos FioravantiPharmacology

The cellular postman
Protein from the rattlesnake’s poison penetrates cells in the process of dividing and shows potential as a conveyor of medication and as an anti-tumoral agent
By Carlos FioravantiClimate Change

Green winds
Stimulating production can be coupled with carbon credits, in order to avoid economic stagnation
By Carlos FioravantiPhysics

How metals dance
Observed for the first time on the smallest scale possible, an alloy of gold and silver reveals unexpected behavior in atoms
By Maria GuimarãesTechnology
Optics
The LED revolution
Researchers form São Carlos develop equipment with light emitting diodes
By Yuri VasconcelosELECTRONIC ENGINEERING

Constant innovation
Electronic voting machines with a digital identifier start being used in the 2008 municipal elections
By Dinorah ErenoELECTRONIC ENGINEERING
Digital recognition
System developed by Griaule is amongst the best in the world
By Dinorah ErenoENERGY
Biodiesel on the way up
What is missing for this oil to establish itself as a national biofuel
By Marcos de OliveiraNANOTECHNOLOGY

Multiple uses
Nano-structured resins function as bactericides and fungicides in washing machines and mattresses
By Yuri VasconcelosHumanities
Sociology
The joyful dictatorship
Intellectuals defend changes to save Bahia’s most traditional celebration: Carnival
By Gonçalo Júnior