Sequencing and Analysis of the Hydra Genome
Chapman, Kirkness et al., Nature
An international research collaboration reports their sequencing and analysis of the Hydra magnipapillata genome, and compare it to the genomes of several other organisms. "The Hydra genome has been shaped by bursts of transposable element expansion, horizontal gene transfer, trans-splicing, and simplification of gene structure and gene content that parallel simplification of the Hydra life cycle," the authors write. They team suggests that comparisons of the Hydra genome to the reported sequences of other animals have helped them to elucidate the evolution of several of the organism's characteristics.
Transgenomic Eyes Dana-Farber's COLD-PCR for Cancer Screening Applications
COLD-PCR preferentially amplifies segments of DNA that contain mutations, and is thereby able to increase the sensitivity of downstream mutation-detection methods by a factor of 10 to 100. Transgenomic believes it can increase the sensitivity of the approach even further in order to detect low-concentration mutations in the blood that could serve as early indicators of cancer.
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