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By Richard Mann, Contributing Reporter

RIO DE JANEIRO, BRAZIL - A 33-year-old Brazilian scientist has developed a type of pen capable of detecting tumor cells in a matter of seconds. Livia Schiavinato Eberlin holds a degree in Chemistry from the State University of Campinas (Unicamp) and, despite her youth, is already head of a research laboratory at the University of Texas in Austin, United States.

Four years ago, she began investigating a device capable of extracting molecules from human tissue and identifying the presence of cancerous cells in tissue material analyzed.

The technology is under study but has already . . .

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