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Line 1

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science-and-technology2 years ago

Unraveling the Dark Genome: Ancient Genetic Parasite Holds Disease Treatment Key

Researchers have made a breakthrough in understanding LINE-1, an ancient genetic element found in the "dark genome" that is associated with various diseases. The study provides high-resolution images and structural details of LINE-1 and its reverse transcriptase enzyme, revealing similarities to HIV-1 reverse transcriptase. This discovery opens up potential pathways for targeted drug development and treatment of diseases such as cancer, autoimmune disorders, neurodegeneration, and aging.

geneticsneuroscience2 years ago

"Unlocking Disease Treatment Potential: Unveiling the Structure of LINE-1 Reverse Transcriptase"

Researchers have provided the first high-resolution images and structural details of LINE-1, an ancient genetic element that inserts itself into the human genome and is implicated in diseases such as cancer, autoimmune disorders, neurodegeneration, and aging. This study sheds light on a small part of the "dark genome" and offers a foundation for potential treatments targeting LINE-1 related diseases.

science2 years ago

The Genetic Battlefield: Ancient Clashes Resurface in Embryonic DNA

Researchers have discovered that ancient retroviruses, specifically LINE-1, play a complex role in early embryonic development. Through computational analyses, scientists found a cluster of cells in the embryo that exhibited DNA damage and precursors to apoptosis, which they named "REjects." However, surviving cells expressed HERVH, another retrovirus that suppresses LINE-1 and protects pluripotent cells from harm. The study sheds light on the intricate interactions within the genome and may have implications for regenerative medicine and understanding early pregnancy losses.