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Drug-stimulated biomarker turnover

How does repeated exposure accelerate biomarker removal? Explore fixed regimens and bounded dose-amplitude optimization in normalized benchmark units. No clinical dose, patient prediction, global optimum, or paper-figure agreement is claimed.

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Turnover / binding

Drug elimination rate

1/day

Suggested: 0.245–0.735. You can explore beyond this range.

0.49 → —
Benchmark scaling

Maximum removal stimulation

dimensionless

Suggested: 4.4–13.2. You can explore beyond this range.

8.8 → —

Half-maximal effect concentration

dimensionless

Suggested: 0.405–1.215. You can explore beyond this range.

0.81 → —
Simulation time
day
day
42 → 168

Time between reported samples.

day
0.1 → 1

2 changes · Variation 1

Optimize dose amplitudes

Administration times and model parameters stay fixed. Adjust starting amplitudes within the declared bounds, then compare the optimized response with the target.

Fixed-time benchmark amplitude optimization; not a clinical regimen or a paper-optimum reproduction.

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Biology

How does repeated exposure accelerate biomarker removal?

How does repeated exposure accelerate biomarker removal?

Assumptions & evidence

Assumptions & limitations

  • Explore fixed regimens and bounded dose-amplitude optimization in normalized benchmark units. No clinical dose, patient prediction, global optimum, or paper-figure agreement is claimed.

Parameter origins

  • https://github.com/Craig-Lab/DiffDose/tree/f6c39363bdd127282a555121cbe072c49dd5f276/IDR.py (make_params, initial_state, forward RHS)

Validation & references

One or more implementation checks are available; this is not a claim of full model reproduction.

No reference paper is attached to this model.

Model details

6 parameters · 2 states · 2 equations · 3 derived outputs

Classification & API access
Therapeutic
generic biomarker-removal stimulus
Modality
Other biologic or therapeutic modality
Target
generic biomarker turnover pathway
Disease / scope
Mechanism-agnostic biomarker turnover research
ParameterDefaultUnitDescription
Half-maximal effect concentrationEC500.81dimensionlessHalf-maximal effect concentration
Maximum effectEmax8.8dimensionlessMaximum removal stimulation
Apparent distribution volumeV3dimensionlessBenchmark volume ratio
Elimination rate constantkel0.491/dayDrug elimination rate
Biomarker production ratekin0.921/dayBiomarker production rate
Turnover loss ratekout0.021/dayBaseline biomarker removal rate

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