Breaking the Cycle: Promising Epigenetic Breakthrough in Opioid Addiction Relapse Prevention

July 25, 2023 Pamela A. Harvey

Opioid misuse has led to an unprecedented crisis, with more than 3 million people in the United States experiencing dependence or addiction (1). Despite the success of in-patient rehabilitation programs, relapse rates are approaching 90%, creating a critical need for effective relapse prevention strategies (2).  To address this, researchers from Boston University and Icahn School of Medicine asked whether long-term changes in gene transcription occur after opioid withdrawal. Their analyses identified a novel epigenetic mechanism involved in difficult withdrawal symptoms [more…]

Study Reveals How Epigenetic Changes Allow Pioneer TFs to Access DNA

July 11, 2023 Natalie Crowley

Think of DNA as a thread wound around a spool. It’s packed and wrapped around structures called nucleosomes, resembling beads along the thread. This compact packaging provides organization and protection for the DNA. However, in areas where the DNA is densely packed, it can pose a challenge for proteins attempting to reach it. Interestingly, there are certain proteins that possess the remarkable ability to access tightly wound DNA. These proteins, known as pioneer transcription factors, have evolved special mechanisms that [more…]

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