Source 1primary paper2009Cell Cycle
Toolkit/MAPK signaling cascades
MAPK signaling cascades
Taxonomy: Technique Branch / Method. Workflows sit above the mechanism and technique branches rather than replacing them.
Summary
MAPK signaling cascades are reported in zebrafish cells as light-activated signaling pathways that regulate gene expression. In the cited study, this light-responsive MAPK activity is linked to expression of z64Phr and zCry1a and to shared regulation of DNA repair and circadian clock entrainment programs.
Usefulness & Problems
Why this is useful
This system is useful as a biological example of coupling light input to endogenous signaling and transcriptional outputs in zebrafish cells. The cited evidence indicates relevance for studying how light coordinates DNA repair-associated and circadian gene expression through common regulatory pathways.
Problem solved
It addresses the problem of how light signals are transduced into intracellular signaling and downstream gene expression changes in zebrafish cells. Specifically, the cited work links light exposure to MAPK cascade activation and to regulation of genes associated with DNA repair and circadian clock entrainment.
Taxonomy & Function
Primary hierarchy
Technique Branch
Method: A concrete method used to build, optimize, or evolve an engineered system.
Mechanisms
gene expression regulationlight-induced pathway activationmapk signaling cascade activationTechniques
Directed EvolutionTarget processes
signalingInput: Light
Implementation Constraints
The available evidence only specifies zebrafish cells and light as the activating input. No details are provided here on wavelength, illumination regime, molecular components, cofactors, delivery strategy, or construct design.
The supplied evidence is limited to a single cited study in zebrafish cells and does not provide construct-level engineering details, quantitative performance metrics, or cross-species validation. The evidence also does not establish this as an engineered tool in the sense of a designed molecular reagent, and no independent replication is provided here.
Validation
Cell-freeBacteriaMammalianMouseHumanTherapeuticIndep. Replication
Supporting Sources
Ranked Claims
Light-induced activation of MAPK signaling pathways controls expression of z64Phr and zCry1a.
light-induced activation of these pathways controls the expression of two evolutionary-related genes, z64Phr and zCry1a
Light-induced activation of MAPK signaling pathways controls expression of z64Phr and zCry1a.
light-induced activation of these pathways controls the expression of two evolutionary-related genes, z64Phr and zCry1a
Light-induced activation of MAPK signaling pathways controls expression of z64Phr and zCry1a.
light-induced activation of these pathways controls the expression of two evolutionary-related genes, z64Phr and zCry1a
Light-induced activation of MAPK signaling pathways controls expression of z64Phr and zCry1a.
light-induced activation of these pathways controls the expression of two evolutionary-related genes, z64Phr and zCry1a
Light-induced activation of MAPK signaling pathways controls expression of z64Phr and zCry1a.
light-induced activation of these pathways controls the expression of two evolutionary-related genes, z64Phr and zCry1a
Light-induced activation of MAPK signaling pathways controls expression of z64Phr and zCry1a.
light-induced activation of these pathways controls the expression of two evolutionary-related genes, z64Phr and zCry1a
Light-induced activation of MAPK signaling pathways controls expression of z64Phr and zCry1a.
light-induced activation of these pathways controls the expression of two evolutionary-related genes, z64Phr and zCry1a
Light directly activates MAPK signaling cascades in zebrafish cells.
light directly activates MAPK signaling cascades in zebrafish cells
Light directly activates MAPK signaling cascades in zebrafish cells.
light directly activates MAPK signaling cascades in zebrafish cells
Light directly activates MAPK signaling cascades in zebrafish cells.
light directly activates MAPK signaling cascades in zebrafish cells
Light directly activates MAPK signaling cascades in zebrafish cells.
light directly activates MAPK signaling cascades in zebrafish cells
Light directly activates MAPK signaling cascades in zebrafish cells.
light directly activates MAPK signaling cascades in zebrafish cells
Light directly activates MAPK signaling cascades in zebrafish cells.
light directly activates MAPK signaling cascades in zebrafish cells
Light directly activates MAPK signaling cascades in zebrafish cells.
light directly activates MAPK signaling cascades in zebrafish cells
Light-dependent DNA repair and circadian clock entrainment share common regulatory pathways in zebrafish.
revealing that light-dependent DNA repair and the entrainment of circadian clock share common regulatory pathways
Light-dependent DNA repair and circadian clock entrainment share common regulatory pathways in zebrafish.
revealing that light-dependent DNA repair and the entrainment of circadian clock share common regulatory pathways
Light-dependent DNA repair and circadian clock entrainment share common regulatory pathways in zebrafish.
revealing that light-dependent DNA repair and the entrainment of circadian clock share common regulatory pathways
Light-dependent DNA repair and circadian clock entrainment share common regulatory pathways in zebrafish.
revealing that light-dependent DNA repair and the entrainment of circadian clock share common regulatory pathways
Light-dependent DNA repair and circadian clock entrainment share common regulatory pathways in zebrafish.
revealing that light-dependent DNA repair and the entrainment of circadian clock share common regulatory pathways
Light-dependent DNA repair and circadian clock entrainment share common regulatory pathways in zebrafish.
revealing that light-dependent DNA repair and the entrainment of circadian clock share common regulatory pathways
Light-dependent DNA repair and circadian clock entrainment share common regulatory pathways in zebrafish.
revealing that light-dependent DNA repair and the entrainment of circadian clock share common regulatory pathways
Approval Evidence
1 source3 linked approval claimsfirst-pass slug mapk-signaling-cascades
light directly activates MAPK signaling cascades in zebrafish cells
Source:
gene expression controlsupports
Light-induced activation of MAPK signaling pathways controls expression of z64Phr and zCry1a.
light-induced activation of these pathways controls the expression of two evolutionary-related genes, z64Phr and zCry1a
Source:
pathway activationsupports
Light directly activates MAPK signaling cascades in zebrafish cells.
light directly activates MAPK signaling cascades in zebrafish cells
Source:
shared regulationsupports
Light-dependent DNA repair and circadian clock entrainment share common regulatory pathways in zebrafish.
revealing that light-dependent DNA repair and the entrainment of circadian clock share common regulatory pathways
Source:
Comparisons
Source-backed strengths
The reported strength is direct light responsiveness of MAPK signaling cascades in zebrafish cells, providing a defined connection between an external optical stimulus and intracellular pathway activation. The study also connects this activation to specific transcriptional outputs, including z64Phr and zCry1a, and to shared regulation of DNA repair and circadian processes.
Ranked Citations
- 1.