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Study resultsStudy data

ADC distribution & response in breast PDOs

Two breast PDO studies pair antibody/nanobody distribution with ADC-associated morphology and viability to guide imaging, dose design and efficacy comparisons.

01Study objective02Model & design03Assays & findings04Decision & next step
Model & sampleBreast cancer PDO with antibody/nanobody distribution imaging
ObjectiveConnect antibody/nanobody frozen-section imaging with ADC dose-response studies
Study conditionsAF549-labeled antibody/nanobody imaging and ADC dose conditions
AssaysBright-field, fluorescence imaging, tissue distribution and viability readouts
Study evidenceTRiCBIO antibody/nanobody distribution and ADC activity study data
DeliverablesReceive images, assay results and an analysis summary; the report documents the study design, sample size and statistical methods

STUDY EVIDENCE

Breast cancer PDO studies: distribution imaging and ADC response

Breast cancer PDO studies combine frozen-section distribution of labeled antibody/nanobody formats with post-ADC morphology and dose response to inform molecular format, imaging conditions and candidate evaluation.

01Frozen-section distribution
Antibody and nanobody fluorescence distribution

Antibody and nanobody fluorescence distribution

Bright-field, DAPI, AF549 and merged views show the relative distribution of labeled molecules in PDO sections.

Guides refinement of molecular format, timing and imaging endpoints
02Post-treatment morphology
Dose-dependent morphology in two PDO models

Dose-dependent morphology in two PDO models

Bright-field views under control, 0.3 μM and 3.0 μM conditions provide morphological context for viability readouts.

Pairs morphological change with quantitative viability readouts
03Dose response
Viability-response curves across two PDO models

Viability-response curves across two PDO models

The curves show different viability profiles across a candidate ADC concentration range in two PDO models, with replication and statistical analysis supporting dose-window selection and follow-on candidate comparison.

Compares model-level response differences and informs follow-on sample studies

INTERPRETATION

Compare candidates through spatial distribution and activity

How the results are used

Plan ADC imaging, dose selection and candidate comparisons using labeled-antibody/nanobody distribution and ADC activity readouts.

Study application

For a new ADC program, spatial imaging and activity testing can be combined in one study to connect target expression, tissue distribution and response.

Follow-on study

Evaluate target profiling, competition controls and time-course imaging alongside apoptosis and independent-sample results.

Related models and services

Choose the right models and services for the next study

PROJECT DISCUSSION

Discuss a study built around your program

Tell us which model, assay or finding you want to extend. Our scientists will adapt the approach to your candidate, samples and decision point.