Science News for August 26, 2006

Mitochondrial DNA sequencing tool updated

The MitoChip v2.0 is a second-generation 'lab on a silicon chip' that rapidly sequences all mitochondrial DNA, accelerating research in fields like cancer diagnostics and gerontology. The new tool detected nearly three dozen variations in the non-coding D-loop region, improving its sensitivity and reproducibility.

SourceNIH/National Institute of Dental and Craniofacial Research·JournalJournal of Molecular Diagnostics·DateAug 26, 2006

Researchers discover gut tissue to be a major reservoir harboring HIV

Researchers found that the human gut stores a significant amount of HIV, equivalent to nearly twice the amount in the bloodstream. The gut's role in harboring the virus was not fully understood until now.

SourceUniversity of California - Los Angeles·JournalJAIDS Journal of Acquired Immune Deficiency Syndromes·DateAug 26, 2006