Issue # 83 _ January 2003
S&T Policy
medicine
Field-testing for medicines
Authorization for clinical tests on Brazilians grows 10% a year
By Vicente VilardagaScience
biology

The limits of the sea
Survey maps the excessive exploitation of fishing resources in Brazil
By Marcos Pivettabioinformatics

The dance of the genes
Brazilians create mathematical model that defines the limit for alterations to genomes and their evolution
psychiatry

Greater risk
Variation in a gene may intensify the death of neurons and aggravate mental illnesses
Medicine

Insulin from the liver
Doctors and researchers implant cells and create an alternative to pancreas transplants
By Ricardo Zorzettoastrophysics

The oldest one (for the time being)
Oldest star ever discovered raises questions about the formation of the Universe
By Carlos FioravantiTechnology
hydrology

Waters under control
System for managing dams created in São Carlos attracts attention of companies from Brazil and abroad
By Dinorah ErenoClinical analysis

On the trail of the Trypanosome
With greater precision, new test detects presence of antibodies of Chagas's disease in the blood
By Yuri Vasconcelosmetrology
Time keeping
Researchers build three atomic clocks capable of splitting one second into billionths
By Marcos de OliveiraPhysics

Clean atmosphere
Equipment identical to the one to be sent to Mars monitors the air in the city of Vitória
By Shirley Ribeiro