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Record W2024128958 · doi:10.1117/12.704398

Vascular-targeted photodynamic of prostate cancer phase with Tookad for recurrent prostate cancer following radiation therapy: initial clinical studies

2007· article· en· W2024128958 on OpenAlexaff
Robert Weersink, Brian C. Wilson, Arjen Bogaards, Mark R. Gertner, Sean M. Davidson, Masoom A. Haider, Mostafa Elhilali, John Trachtenberg

Bibliographic record

VenueProceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE · 2007
Typearticle
Languageen
FieldMedicine
TopicPhotodynamic Therapy Research Studies
Canadian institutionsPrincess Margaret Cancer CentreUniversity Health NetworkMcGill UniversityUniversity of TorontoOntario Institute for Cancer Research
FundersPrincess Margaret Hospital Foundation
KeywordsProstate cancerMedicineProstatePhotodynamic therapyRadiation therapyPhotosensitizerRectumMagnetic resonance imagingUrologyCancerRadiologyNuclear medicineInternal medicineChemistry

Abstract

fetched live from OpenAlex

We report on the first clinical application of vascular-targeted photodynamic therapy using a bacteriopheophorbide derivative, Tookad, in patients with localized prostate cancer following external beam radiation therapy. Patients received either escalating intravenous drug doses at a fixed light dose or escalated light doses at the highest photosensitizer dose. Two cylindrically diffusing fibers were placed transperineally in the prostate, along with light monitoring fibers in the prostate, urethra and rectum. Treatment response was assessed with 7-day gadolinium-enhanced T1-weighted MRI and 6-month biopsy. Lesion formation was strongly drug and light dose-dependent, with an apparent threshold response. Early biochemical and MRI responses support the clinical potential of TOOKAD-PDT to treat locally-recurrent prostate cancer.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.002
metaresearch head score (Gemma)0.001
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesMeta-epidemiology (narrow)
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Bench or experimental · Consensus signal: Bench or experimental
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.061
Threshold uncertainty score1.000

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0020.001
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0010.001
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0000.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.028
GPT teacher head0.363
Teacher spread0.335 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one teacher head, not a consensus.

Study designBench or experimental
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations5
Published2007
Admission routes1
Has abstractyes

Explore more

Same venueProceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIESame topicPhotodynamic Therapy Research StudiesFrench-language works237,207