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First-pass extracted concept

icariin

Candidate: toolkit item1 source documents4 linked claims
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Aliases

ICA

Extracted Explainers

What the tool is doing

Icariin is presented as a small-molecule inducer that promotes G3BP1-driven biomolecular condensate formation and restructures stress granule architecture. The abstract states that it interacts with the G3BP1 NTF2L domain and induces a closed-to-open conformational switch that facilitates oligomerization and phase separation.

Source 1DOIPubMed

Resources required

The reported activity depends on the presence of G3BP1 and its stress-granule remodeling function. The abstract also links downstream effects to m6A-IGF2BP1 signaling and ischemia-model testing.

Source 1DOIPubMed

What problem it solves

It addresses the limited understanding and lack of identified regulatory molecules for allosteric control of G3BP1-mediated stress granule assembly. The paper frames it as a chemical route to precision neuroprotection in ischemic stroke models.

Source 1DOIPubMed

What it does not solve

The abstract does not show that icariin is a general solution for all condensate systems or establish broad selectivity across other phase-separating proteins.

Source 1DOIPubMed

Alternatives

The abstract does not name alternative small-molecule G3BP1 modulators. The web summary points to prior mechanistic work on RNA-induced G3BP conformational switching as a non-chemical comparator.

Source 1DOIPubMed

Evidence Snippets

Here, we identify icariin (ICA), a small-molecule inducer that promotes G3BP1-driven biomolecular condensate formation, which effectively restructures SGs architecture.
Evidence 1Source 1DOIPubMedprovenance

Supporting Sources

Linked Claims

Claim 1binding mechanismsupports2026Source 1DOIPubMed

Icariin interacts with the G3BP1 NTF2L domain and induces a closed-to-open conformational switch that facilitates G3BP1 oligomerization and phase separation.

Claim 2mechanismsupports2026Source 1DOIPubMed

Icariin promotes G3BP1-driven biomolecular condensate formation and restructures stress granule architecture.

Claim 3therapeutic effectsupports2026Source 1DOIPubMed

Icariin reduces cerebral infarct volume in ischemia models via G3BP1-dependent stress granule remodeling.

Claim 4transcriptomic observationsupports2026Source 1DOIPubMed

Single-nucleus transcriptomics identified Fezf2, Pou3f1, and Kcnn2 neuronal subpopulations as mechanistically aligned responders.