Word: garcea
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...Garcea said in an interview yesterday that past research has implicated a protein, called a t-antigen, in all choriod plexus tumors in laboratory animals. The t-antigen has been shown to result from the expression of an SV40 DNA sequence...
Eventually, using DNA probing techniques on 31 pediatric tumor samples, Garcea showed that a large fraction of the samples reacted with the sequence for the SV40 t-antigen...
Eventually, Garcea said, he hopes to verify the finding with more samples. However, because of the rarity of the disease--only a few hundred cases are diagnosed each year in the U.S.--it will be difficult to locate enough samples for such a study, he said...
...Garcea said, the study's publication may bring more such cancer victims out of the woodwork for further projects. "We want to accumulate as many samples as possible," he said. "If the finding holds up, the next logical stop is a histological study of fetal serum...
...Garcea emphasized that further study on the tumors was necessary...