NEW YORK (GenomeWeb) – Zymo Research announced it has obtained an exclusive licensing agreement for a methylation-based molecular "clock" from the University of California, Los Angeles.

That Horvath Clock, named for its developer and UCLA researcher Steve Horvath, measures methylation based on 353 CpG dinucleotide markers to estimate one dimension of cellular aging. This so-called "DNA methylation age" (DNAm age) is separate from mitotic age and is not a marker of cellular senescence.

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