Show Notes
This release contains only the music track from Base by Base Episode 128.
Song title: The Switches in the Static
Original Base by Base episode: 128: L1 elements, chromatin and CRISPRi
Article metadata:
Article title: LINE-1 retrotransposons mediate cis-acting transcriptional control in human pluripotent stem cells and regulate early brain development
Journal: Cell Genomics
DOI: 10.1016/j.xgen.2025.100979
Reference: Adami A., Garza R., Gerdes P., Johansson P.A., Dorazehi F., Koutounidou S., et al.. LINE-1 retrotransposons mediate cis-acting transcriptional control in human pluripotent stem cells and regulate early brain development. Cell Genomics, 5, 100979. (2025). https://doi.org/10.1016/j.xgen.2025.100979
Lyrics:
Verse 1
In the dark between the letters, there’s a restless little spark
Old echoes in the genome, hiding silence in the mark
A thin green line on heatmaps where the signal hits the start
Like footsteps in the hallway of a billion-beat heart
Pre-Chorus
Turn the key in chromatin, hear the latch release
H3K4me3 like a dawn that doesn’t cease
Different branches, different signatures, a time-stamped motif
And every “repeat” is a question with teeth
Chorus
We’re not just noise in the code, we’re the switches in the static
Light on the L1, watch the neighborhood get dramatic
Push it down with CRISPRi, let the nearby voices bend
From a whisper to a waveform, changing how the story ends
Verse 2
L1HS on the edge, L1PA in the past
Same family, different uniforms, different spells they cast
Across the primate timeline, the patterns hold and shift
A quiet kind of power, like a hidden stagehand’s lift
Bridge
So aim your guide where the repeat meets the glow
Dial the signal lower, see which genes will follow
One target, one ripple—PPP1R1C in the wake
Proof that what we thought was leftover can still make—
Final Chorus
We’re not just noise in the code, we’re the switches in the static
Marks on the repeats, and the consequences are cinematic
Name the subfamily fingerprints, map what they defend
Flip the chromatin lantern—watch the genome rearrange its friend
