从“治病求本” 谈肝癌的中医治疗 - ITC. TCM on Liver...中国中医科学院西苑医院肿瘤科 吴 煜 E-mail: [email protected] 从“治病求本” 谈肝癌的中医治疗
癌症的个体化治疗: 现实还是梦境?
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Transcript of 癌症的个体化治疗: 现实还是梦境?
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2010.05.21
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- EGFR mutation IPD meta-analysis in Chinese NSCLCLung adeno EGFR M+44.1% (113/256) *Non-smoker M+43.3% (84/194) *Female M+42.7% (76/178) *Lung non-adeno EGFR M+ 8.9% (18/202)Smoker M+15.3% (37/242)Male M+22.8% (76/334)Wu et al, JTO 2007; 5: 430* P
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Intron1 allele16 MST20 >16 MST11 P=0.039SNP Iressa
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Exon 19& MET30 Exon 21 &T790M 55 Exon 19PRT790M TKI
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TKIc-MET was amplified in 3.8% (2/53) of 25 the TKI-nave NSCLC Chen HJ, Wu YL,Pathol. Oncol. Res.2009,unpublished data
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EGFRTKIEGFREGFR EGFR Her3c-Met kRasPTENPI3K/Akt
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EGFR TKI
- Comparison of PFS by mutation status within treatment armsGefitinib, HR=0.19, 95% CI 0.13, 0.26, p
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NSCLC EGFREGFR Richard L Schilsky, ASCO
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NSCLC Phase IIIMMP-Is FT-Is PKC-Is HDA-Is HER2 moabsCOX-2 Is P53 Gene Th.SORAFENIB VEGF TrapIGF-1R
EGFR-TKIs - Erlotinib /Gefitinib* in 2nd-3rd line (FDA/EMEA approval)* Only for Asiatic CountriesAnti-EGFR-mABs - Cetuximab in 1st-line EGRF + (+ CT P-based)Anti-VEGF-mABs - Bevacizumab in 1st-line non Squamous (+ CT P-based)(FDA/EMEA approval)Multiple TK Is -Vandetanib -Sunitinib Proteasome IsHDACmTOR Is
EGFR: epidermal growth factor receptor; TKI: tyrosine kinase inhibitorVEGF: vascular epidermal growth factor
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EML4-ALKALK
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EML4-ALK 12/10511.4%10/62 16.1% 2/29 0.7%
WuZhang et al. 2009
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(SCLC)
(NSCLC)
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KRAS1987: KRAS
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KRASEGFR2004: EGFR
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KRASEGFRHER2BRAFALK fusionPIK3CAMEK1ROS fusionPDGFR amp2009:
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KRASEGFRHER2BRAFALK fusionPIK3CAMEK1ROS fusionPDGFR amp G719X, exon 19 del, L858R, L861Q 1exon 20 dup2L747S, D761Y, T854A, T790MMET amplification2009:
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Adenocarcinoma50
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EGFR exon 19 del/L858RSens to EGFR TKIsKRASRes to EGFR TKIsEGFR T790M/D761Y/T854ARes to EGFR TKIs; sens to new TKIs?MET amplificationSens to MET TKIsMEK1Sens to MEK inhibitorsHER2Sens to HER2 TKIsBRAFSens to BRAF inhibitorsALK fusionsSens to ALK inhibitorsPDGFRa amplificationSens to PDGFR inhibitorsPIK3CAPIK3CA inhibitors?ROS fusionSens to ROS inhibitors?
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Oncotype offers a Multigene Assay to Predict Recurrence of Tamoxifen-Treated, Node-Negative Breast Cancer21 genes are investigated in paraffin-embedded tumor tissue via RT-PCRGoals Predicting distant disease recurrenceIdentify patients best benefiting from treatmentsAvoiding adverse events in those who will not benefit
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2: UGT1A1 Irinotecan 10%UGT1A1UGT1A1
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PGx Based on data from Innocenti et al (2004)
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(IHC)enzyme-linked immunosorbent assay (ELISA)assessed by microarray technology or reverse transcription-polymerase chain reaction (RT-PCR)fluorescent/chromogenic in-situ hybridisation (FISH/CISH)DNA sequencing (other methods possible for known mutations)IHC FISH ELISA
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RRM1 ERCC1 NSCLC.
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NSCLCERCC1ERCC1
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NSCLC
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*ADCC, antibody-dependent cellular cytotoxicity; EGFR, epidermal growth factor receptorWithin treatment group comparison showed that progression-free survival was significantly longer in mutation positive patients receiving gefitinib (HR 0.19; 95% CI 0.13, 0.26; p