Supplementary Table S1. Treatment schema for mice using radiotherapy and AZD8055
General treatment schema. Mice received daily AZD8055 administration (via gavage) for 3 weeks and/or 1-2 weeks of 2-Gy daily fractions (Monday-Friday). Doses of each modality varied for the dose escalation phase. For the standard treatment arms, AZD8055 10 mg/Kg and 20 Gy in 10 fractions of radiotherapy were given
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Experimental Treatment Groups Week 1 Week 2 Week 3 Treatment totals
Untreated Control AZD8055 n/a n/a n/a n/a 10-20 mice XRT n/a n/a n/a AZD8055 Alone AZD8055 ||||||| ||||||| ||||||| 5-20 mg/Kg x 21 days 10-20 mice XRT n/a n/a n/a XRT Alone AZD8055 n/a n/a n/a n/a 10-20 mice XRT ||||| ||||| 20 Gy/ 10 fractions Combined AZD8055 ||||||| ||||||| ||||||| 5-20 mg/Kg x 21 days 10-20 mice XRT ||||| |||||12 Week Obeservation Period 20 Gy / 10 fractions Supplementary Table S2.
Treatment Mean XRT Enhancement Cell line Group Dose Densityb Failuresc/Total Failure Rate Ratiod a XRT Alone 60 Gy/cm³ 14/18 78% Rh30 XRT + 7.33 AZD8055 27 Gy/cm³ 4/15 27% XRT Alone 59 Gy/cm³ 3/12 25% Rh18 XRT + 0.83 AZD8055 44 Gy/cm³ 8/15 53%
a. Radiotherapy b. Given dose, Gy / volume of tumor at initiation of treatment, cc c. Incomplete/no response or recurrence of xenograft after complete response XRT A Mean Dose / XRT A Fraction Failure Free . XRT AZD Mean Dose / XRT AZD Fraction Failure Free where Fraction Failure Free = 1 – (Failures/Total) / / For Rh30: / 7.33 /