A new patent has been awarded to James Sherley for a very unusual method claimed for making induced pluripotent stem (iPS) cells. The patent, No. 8,759,098, claims that a single non-genetic chemical agent, xanthine, can by itself reprogram adult stem cells (ASC) into iPS cells (aka iPSCs; see image they released at left). Surprising patent, huh? Another notable element to this patent story is the identity of the patentee: Dr. James L. Sherley. Sherley fought a court battle (Sherley v Sebelius) with the Obama administration seeking to ban all …Read More
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