Hijacking the ubiquitin-proteasome system to degrade LSD1
Peer-Reviewed Publication
Updates every hour. Last Updated: 25-Dec-2025 09:11 ET (25-Dec-2025 14:11 GMT/UTC)
The aberrant overexpression of Lysine-specific demethylase 1 (LSD1/KDM1A) is a common feature across a wide spectrum of human cancers, and its elevated levels correlate with poor survival of cancer patients, making it an attractive target for pharmacological intervention. However, the clinical trials of LSD1 small-molecule inhibitors are facing few serious challenges, including toxicity at therapeutic doses. Here, the authors reported the discovery of LD-110 as a potent PROTAC degrader via the ubiquitin-proteasome system, leading to significantly growth suppression of cancer cells both in vitro and in vivo.
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Although cancer incidence rises with age, the very old seem to be at less risk. A study led by Stanford University shows this phenomenon in mice and explores the protective effect of advanced age.
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