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1309 06 06 020306026ァ8 BO06EIO08 6ム8 A04 フ6セ4, 19: 133-144, 2007 メ ヲミ03ヲミ メ フ6ム806 罍゙6セ4ヲ ヌ06ヲミ ゙ メ ヌ 096ム8 6ム8ヲ ヌ 090003 閨0209 02 06 01060803fi09090409 02090ケ0 閨020803 04090ケ0 02080ク7 09DR1 09080706 6ァ9080ク7 04020907 apple 06 06026ァ8 0801006ァ9 03000ク704 06006ァ9 * M. K086ヲ0030209 1,2, 03. ヲフ 6 507020409 2, 03. 縺0800apple0702090ケ03, 05. 09 apple 09000キ303096ァ9080ク71, ヲフ. 6セ46ァ9 09 4, 04. メ080306086ヲ00402 0ケ04, 02. ゙03 07 040607 080ク71 1 ヲフ 09 06 06 020306026ァ8 メ03060706026ァ8 ゙.09.05. 2 6ム80309 04026ァ8030608 ヲフ060803080906026ァ80ケ0 010900006ァ9 0ケ0, ヲミ 020306026ァ8 6セ40408036ァ8, ゙.09.05. 3 ゙ 09 06 06 020306026ァ8 メ03060706026ァ8, ゙.09.05. 4 09 06 080809020803080906026ァ8 メ03060706026ァ8, ヲミappleapple0802030702000608 03080408020800006ァ908 05000404 0308076ァ902090ケ0 0900036ァ903096 709. 6セ40208applefi0ケ0 02090ケ0 apple 03086ヲ004 0ケ0 000309 046ァ9 0ケ0 006ァ907 06 09 000003 閨0209 02090ケ0 09080706 06 026ァ80ケ0 閨020803 04090ケ0 000002 0903 08090007020キ307 (mrna) 02080ク7 MDR1 09080706 6ァ9080ク7 0400 apple 06 0607 0000 フ 02 06 09 040ク70404 閨02060409 020キ307 00apple06apple 陦0キ307 閨020803 046ァ80ケ0 02080ク7 0000 02080ク70ケ0 02 030600-030キ300 閨07080ク70ケ0 apple030809070キ304020602086ヲ00ケ0 apple 030709080702000ケ0, 020907 0702 applefi0203060409 040209 040900000608030003 apple006ァ9 6ァ8 020907 0000080707060409 apple03060600090ケ0 0ク7apple08-020308apple6ァ80ケ0. 08030602fi 02 06 00 閨0308 080ケ0: 09000300026ァ8030902 07 040ク7070803060207 49 apple 06 0607, 23 0208036ァ9020406 02 06 26 09fi0306, 0607000004090ケ0 090306-026ァ9 0ケ0 5,5 閨0209 (006ヲ003080ケ0: 150009070607 閨0キ30ケ0 12,5 00020607) 0000 フ apple080ク7 閨03 6 5 07 0208 040900000608030003 apple000ク7020602fi apple030キ302fi0208030308 BFM95. ヲ 0907 080007 0003 閨0904080ク7 apple0802 閨030004 07 7 apple 06 0607 02 08apple086ァ9 0ク7apple086 5036ァ8030902 07 0400 06 09070キ3040206026ァ8 0804020008000ク7000306026ァ8 6 506086 76ァ9 apple080ク7 apple 閨6 50006 080ク704060803080906026ァ8. ヌ 閨020803 0409 02080ク7 mrna 02080ク7 09DR1 09080706 6ァ9080ク7 02 06 02090ケ0 6 5-02026ァ907090ケ0 0キ30ケ0 00040キ30200030602fi0ケ0 000703020ク703 0ケ0 00000300026ァ803090200 0400 00080708apple6ヲ0030907 026ヲ00202 03 02080ク7 000ク70003086ヲ0 0000 020907 07026ァ90402030808090ケ0-0203 0704020306apple020704090ケ0 030ク70406 0キ3026ァ8 07026ァ9 03 0409 apple08030ク70000030704090ケ0 (RT-PCR) 02 06 02 020703030903080ク70ケ0 00020206070902 閨0ケ0. 030ケ0 006ァ90202090ケ0 閨020803 04090ケ0 (046ム8) 020キ307 MDR-09080706 6ァ90キ307 08036ァ90402090200 0208 apple09036ァ90208 02090ケ0 閨0702 04090ケ0 02080ク7 DNA 02080ク7 MDR1 09080706 6ァ9080ク7 apple03080ケ0 0ク702fi 02090ケ0 6 5-02026ァ907090ケ0. ゙apple08020003 閨0400 02 : 086 70903fi0ケ0 046ム8 0906 0208 MDR1 0908076ァ9 0608 6 503 閨03090200 0400 18 (36,7%) 04030007006ァ90ケ0. ヌ 閨020803 0409 02080ク7 MDR1 09080706 6ァ9080ク7 6ァ802 07 0402 020604020602060ケ0 040900-0702060207 0ク76 70903fi02000309 0402080ク70ケ0 04030007006ァ90ケ0 02090ケ0 000003 閨02090ケ0 00 0ケ0 0400 0404 閨0409 0000 020907 080007 0003 閨0904080ク7. フ06 04030007006ァ90ケ0 0000 0ク76 70903fi 046ム8 0906 0208 MDR1 0908076ァ9 0608 006ァ904 07 0402 020604020602060ケ0 040900 0702060207 0ク704000007 閨0402000309 apple03fi09070キ30409 0400 0404 閨0409 0000 0ク702086ヲ00ケ0 0000 04 000903fi 046ム8 [090804080402fi 0003006ヲ0030003090ケ0 07fi04080ク7 00apple066 56ァ90キ304090ケ0 86,67% 02 06 55,56%, 07026ァ90402080604 (p log rank:0,03)]. 6セ40900 0702060207 0ク76 709-03fi020003080ケ0 046ム8 6 503 閨03090200 02 0207 020907 0ク7apple08020308apple6ァ8 02090ケ0 07fi04080ク7 0400 0404 閨0409 0000 020807 046ム8 02 0207 0209 060709070キ30409 0400 4 ィB006ヲ00909 000609-0007020キ307 apple080ク7 00000300026ァ8030902 07 02fi0408 02 0207 0209 060709070キ30409 fi0408 0206 02 0207 020907 0ク7apple08020308apple6ァ8. ヌ 0ク76 709036ァ8 閨020803 0409 02080ク7 MDR1 09080706 6ァ9080ク7 00 0404000206ィBfi02 07 0000 020807 03060300fi 020キ307 03000ク7020607 0600080408 06036ァ90キ307, 020807 0708040808 0607fi020ク7apple08, 020907 0702 applefi0203060409 040209 0408036ァ809090409 apple0300 0706ィBfi07090ケ0 02 06 020907 02 020702 0109 0400 080007 000ケ0 020607 6ヲ007080ク7 02 0207 NCI. 6ム8apple06apple03 閨0807, 0806 04030007006ァ90ケ0 0000 0ク76 70903fi 046ム8 0906 0208 MDR1 0908076ァ9 0608 006ァ904 07 3,34 080803 閨0ケ0 0ク76 70903fi02000308 040400020602fi 026ァ907 0ク70708 07 000008 076ァ904080ク707 0ク7apple08020308apple6ァ8 6ァ8 0009 00apple6ァ902000ク70109 6ヲ0080004090ケ0. 6セ40ク700apple0003070400 02 : ヌ 閨020803 0409 02080ク7 MDR1 09080706 6ァ9080ク7 apple08020003006ァ9 閨07 6 506080308090602fi 006ァ9020209 apple080ク7 6 508090307 04020907 0002026ァ9-00090409 02080ク7 020607 6ヲ007080ク7 030003 apple000ク70206026ァ80ケ0 apple08020ク7046ァ9 0ケ0 02 06 006ァ907 06 04036ァ804060008 07 040ク70700020206000702 06 00 ィB6ァ9 0000 02080ク70ケ0 0ク7applefi030806apple080ク70ケ0 apple030809070キ304020602086ヲ00ケ0 apple 030709080702000ケ0. 閨0100060ケ0-02030006 0607: 0801006ァ9 03000008086 503 040206026ァ8 03000ク704 06006ァ9, apple08030ク708 0300 02000ク70206026ァ8 070208046ァ8, apple030809070キ304020602086ァ9 apple 030709080702000ケ0, apple 06 06026ァ8 090306026ァ9 Kourti 09, Vavatsi 03, Gombakis 03, Papageorgiou ヲ, Sidi V, Koliouskas D, Athanassiadou F. Study and evaluation of MDR1 gene expression in childhood acute lymphoblastic leukemia. 2nd Department of Pediatrics, Aristotle University of Thessaloniki, Biochemistry Department, Medical School, * ヌ 000309 046ァ9 閨040006 6 503 6 5000ク703006ァ9 0000 0208 ヲフ03 6 5006ァ908 0001036ァ90402080ケ0 メ 046ァ900080ケ003 02090ケ0 09 06 06 020306026ァ80ケ0 6ム802 0603006ァ9 0ケ0 ヲフ0803006ァ9080ク7 6ム8030307 080ケ0, 040208 3608 09 06 06 02030602fi 6セ40ク700applefi040608, 05000404 0308076ァ90209, ゙apple036ァ90306080ケ0 2006.

13134 09 06 06 020306026ァ8 B フ066ム8I フ08 6ム8 ゙04 フ6セ4, 19, 2 Aristotle University of Thessaloniki, 1st Department of Pediatrics, Aristotle University of Thessaloniki, Pediatric Oncology Department, Hippokrateion Hospital Greece. Paediatr N Gr 2007, 19: 133-144. Aim of this prospective study was the analysis of expression of mrna of MDR1 gene which is implicated in the mechanism of multidrug resistance in relation with response to induction chemotherapy and relapse and the correlation with established prognostic factors. Material and methods: We studied prospectively 49 children with ALL (26 boys and 23 girls) with median age of 5.5 years (range: 15 months to 12.5 years), treated with the BFM95 chemotherapy protocol. As controls we used bone marrow (BM) mononuclear cells from 7 children who underwent a BM biopsy for diagnostic purposes which was negative for leukemia. Total RNA was isolated from BM samples at initial diagnosis with an excess of 90% leukemic blasts and at relapse. The expression of MDR1 gene and the housekeeping b-actin gene was detected by RT-PCR using the appropriate primers. The relative mrna expression of each MDR-gene was calculated using the following formula: Expression Index (EI): MDR1 gene product /b-actin PCR product. Results: Significantly higher expression of the MDR1 gene was found in patient samples compared with the control group. High EI for the MDR1 gene was found in 18 patients (36.7%) and their prognosis was significantly worse compared with those with low EI ((Event free survival (EFS): 55.56% vs 86.67%, p logrank=0.03). We found higher EI for MDR1 gene at relapse at four paired samples compared with that at diagnosis. High MDR1 gene expression was independent of initial white blood cell (wbc) count, immunophenotype, prednisone response and NCI risk classification. Patients with high MDR1 gene expression had 3.34 greater relative risk to experience early relapse or failure to achieve first complete remission. Conclusions: The expression of the MDR1 gene is a biologic marker helpful in predicting the risk of treatment failure and it is useful to be evaluated along with the other prognostic factors. Key words: acute lymphoblastic leukemia, multidrug resistance, prognostic factor, childhood. E0604 090キ3096ァ8 ヌ 0801006ァ9 03000008086 503 040206026ァ8 03000ク704 06006ァ9 (O ) 006ァ9-07 06 09 040ク70407fi02000309 02 02086ァ803090ケ0 070008apple03 0400 0206026ァ8 07fi04080ケ0 02090ケ0 apple 06 06026ァ80ケ0 090306026ァ9 0ケ0. 05000キ303006ァ902 06 0208 apple03fi020ク7apple08 07fi0409-00 0008 030008096ァ80ケ0 fi0206000キ307 030003 apple000ク70206020607 apple 0300006 507-04000キ307, 00 閨040キ3 000ク703 閨0キ307 020ク704 0608apple08060900 閨070キ307 0203060706020607 0000-0300020607, 0000 apple0802 閨03000400 0209 040900 070206026ァ8 6ヲ001090409 02090ケ0 00apple066 56ァ90キ304090ケ0 020キ307 040300070607. 09 0307 0209 000009070309 apple03fi08 08 apple080ク7 閨040006 04090000060キ303006ァ9 040209 030003 apple006ァ9 020キ307 apple 06 060607 0000 03000ク704 06006ァ9, 06 06 6ァ9020003 04020907 O, 閨07 040900 07020602fi apple0804080402fi 0ク7020607 0ク7apple08020308apple0607ィB0006 00000207 020907 030406026ァ8 0006-04 090キ3096ァ8 0400 6ヲ008000409. ゙0ク702fi apple08 6ァ9 0002 06 020ク7036ァ90キ30ケ0 04020907 0000080707060409 070208046ァ80ケ0 020キ307 02 02086ァ8030キ307 020ク7020207030キ307 0402080ク70ケ0 040900000608030003 apple000ク7020602086ヲ00ケ0 apple 030709080702000ケ0, apple080ク7 apple0802 03006ァ9-02 06 apple08030ク708 0300 02000ク70206026ァ8 070208046ァ8 (multidrug resistance, MDR) 1. O 020ク70306fi020003080ケ0 0002apple03fi040キ3apple080ケ0 02080ク7 000904 07060400086ヲ0 02090ケ0 apple08030ク708 0300 02000ク70206026ァ80ケ0 070208046ァ80ケ0 006ァ907 06 09 0ク7apple0003 閨02-0803 0409 020キ307 09080706 6ァ90キ307 apple080ク7 020キ3 060208apple0806086ヲ007 02060ケ0 000708-020306080804080キ3030602 閨0ケ0 000400000ク7020602 閨0ケ0 apple030キ302000ケ107000ケ0 ( ゙ヲ 06binding cassette proteins, ゙ヲフC-proteins), 0806 08apple086ァ9000ケ0 08 0909086ヲ007 0400 0003 02020キ300 閨0709 0007 08020ク70202070306 040ク70902 閨0702030キ3-0409 6ァ8 apple000700030908apple086ァ9090409 020キ307 020ク70202 03080402 0206020607 08 03-0007020キ307 2. ヲ o 0908076ァ9 06o ABCB1 (09DR1) 020キ3 060208apple0806006ァ9 020907 06-09030ク70208apple030キ302000ケ10709 (P-glycoprotein, P-gp) 09 08apple086ァ9 006ァ907 06 09 apple0608 09070キ304026ァ8 0007000309090206026ァ8 0702036ァ9 apple08-6 508036ァ80ケ0 06 08fi030キ307 apple030602090ケ0 0903 00006ァ80ケ0 040900000608030003 apple000ク7-0206020607 apple 03 09fi07020キ307 02090ケ0 O, fiapple0キ30ケ0 0806 070303 020ク702036ァ9-07000ケ0 ( 08010803080ク76 506026ァ90709, 080ク7070803080ク76 506026ァ90709), 02 0302-03080006 6ァ8 02090ケ0 vinca (6 5060702030604026ァ90709), 02 06 0806 00apple06apple08 08080ク703-03080208016ァ907000ケ0 (000208apple08046ァ9 09), apple030802 03060702 0ケ0 06 0402 0ク703086ヲ0-00000709 070208046ァ8 0400 0ク70207 3. ヌ 0602 07fi020902 02090ケ0 076ァ90407000ク704090ケ0 02 06 02090ケ0 01060803fi- 090904090ケ0 02080ク7 03fi03080ク7 02080ク7 MDR1 09080706 6ァ9080ク7 apple080ク7 0007 閨040002 06 040208 000904 07060400fi 02090ケ0 08 0300 02000ク70206026ァ80ケ0 070208046ァ80ケ0 006ァ907 06 閨07 apple00 6ァ908 00006ァ9ィB0807080ケ0 0203060706026ァ80ケ0 040900 046ァ9 0ケ0. ヌ 閨0902 060309 07 09070603060409, 09 apple 03 020803086ヲ003090409 02090ケ0 閨020803 046ァ80ケ0 02080ク7 02 06 09 040ク70404 閨0206046ァ8 02090ケ0 0000 020907 0702 applefi0203060409 040209 0409-00000608030003 apple006ァ9 006ァ907 06 06 06 6ァ9020003 040900 0702060207, 06040200 07 07 09070キ3036ァ9ィB080702 06 閨0902 0603 0002006ァ9070806 0806 04030007006ァ90ケ0 apple080ク7 03 07 apple026ヲ001080ク707 070208046ァ8 040209 040900000608030003 apple006ァ9. メ 0207 040ク707 鐶pple0006, 0ク702086ァ9 006ァ90200 03 02 02000ク7036ヲ007080702 06 040209 000002-00080404000ク70206026ァ8 06 0602 046ァ9 006ァ90200 03 020308apple08apple0806006ァ902 06 閨0902 0603 02 06 apple08020003000400 02060207 0208 040900000608030003 apple000ク70206-02fi apple030キ302fi0208030308 apple080ク7 020803080ク703086ヲ007. ヌ apple 03086ヲ004 0003000ク707090206026ァ8 02 06 apple030808apple0206026ァ8 000003-0209 040400 06070402090200 0000 040208applefi 0209 000003 閨0209 02090ケ0 09080706 06 026ァ80ケ0 閨020803 04090ケ0 000002 0903 08090007020キ307 (mrna) 02080ク7 MDR1 09080706 6ァ9080ク7 0400 apple 06 0607 0000 O 02 06 0209 040ク70404 閨02060409 020キ307 00apple06apple 陦0キ307 閨020803 046ァ80ケ0 02080ク70ケ0 0000 02080ク70ケ0 02 030600030キ300 閨07080ク70ケ0 apple030809070キ304020602086ヲ00ケ0 apple 030709080702000ケ0, 020907 0702 applefi0203060409 040209 040900000608030003 apple006ァ9 6ァ8 020907 0000080707060409 apple03060600090ケ0 0ク7apple08020308apple6ァ80ケ0.

1309 06 06 020306026ァ8 B フ066ム8I フ08 6ム8 ゙04 フ6セ4, 19, 2 135 A04030007006ァ90ケ0 02 06 00 閨0308 0806 ヲ 0907 080007 000003 閨02090ケ0 apple08020003086ヲ007 040ク7070803060207 49 apple 06 0607, 23 0208036ァ9020406 02 06 26 09fi0306 0000 O apple080ク7 閨03 6 5 07 fi03 0800080608090007060ケ0 0208 040900000608030003 apple000ク7020602fi 040ク7-07000309 020602fi apple030キ302fi0208030308 ゙LL-Berlin-Frankfurt- Mィケnstrer 95, (BFM95) 0208 08apple086ァ908 apple00030603 006 507070006 070303 020ク702036ァ907000ケ0 02 06 6 5060702030604026ァ90709 0903 6ァ8 0ク7apple080402030600-02 030704090ケ0 02090ケ0 09-09030ク70208apple030キ302000ケ107090ケ0 apple080ク7 020キ3 060208apple0806006ァ9 0208 MDR1 0908076ァ9 0608. 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apple006ァ9 0ケ0 02 06 4 ィB006ヲ00909 0006090007020キ307 02 0207 0209 060709070キ30409 02 06 020907 0ク7apple08020308apple6ァ8 02090ケ0 07fi04080ク7, 0906 0208 MDR1 0908076ァ9 0608. 0003 02 006ァ90900 02 0ク7apple086 5070303080702 07 00 閨040キ30ケ0 6ァ8 00 閨04 0400 3 0603000ケ0 0208 0309fi02000308 0400 06 0602 046ァ9 06 040キ303060400086ヲ0 020キ307 00080708apple6ヲ00309070キ307 020ク7020207030キ307 0000 080ク7090802 閨070203090409 6 5 03006ァ9 0キ304090ケ0 apple0ク70207fi020902 0ケ0 0000 0208 0607030ク700 Ficoll-Hypaque (Sigma Diagnostics) 7. ヲ 08 apple0804080402fi 020キ307 6 503-040206020607 020ク7020207030キ307 6ァ802 07 >90% 0400 fi03 02 006ァ90900 02 040300070607 fiapple0キ30ケ0 02 0308036ァ90402090200 applefi 0209 000003 閨0209 020ク70202-0306020607 000ク7000306020607 00apple06040306040007020キ307 00000207 applefi 0403060409 02 0207 May-Grィケnwald-Giemsa. ゙020803080ク703086ヲ00400 00-040キ30ケ0 09 0002046ヲ003060409 02080ク7 RNA. ゙07026ァ9 03 0409 RT-PCR ヲ 08 020ク70202 030602fi 6ァ9ィB0900 0ク7apple086 5070303080702 07 apple0003 0602 閨030キ3 0400 06 0602 046ァ9 0002046ヲ0030604090ケ0 02080ク7 RNA 8 0000 0208 070206 03-04026ァ8030608 TRIzol 03 LS (ヲミnvitrogen, Life Technologies) 020803080ク703060702 0ケ0 02060ケ0 08 09096ァ9000ケ0 02080ク7 02 02 0402000ク7 04026ァ8. ヲ 08 070206 03 04026ァ8030608 0ク702fi apple08020003006ァ9 閨07 0008070808 040602fi 0607030ク700 06040803000608020ク7 0706026ァ80ケ0 08 0607fi03090ケ0 02 06 09080ク7 0706 6ァ9-07090ケ0 apple080ク7 apple030802 03006ァ9 036ヲ00409 020キ307 020ク7020207030キ307 02 06 06 040キ30306-0400fi 020キ307 020ク70202 0306020607 0402080604006ァ90キ307 applefi 0208 apple0ク70309070602fi 08016ヲ0, 06 020903060702 0ケ0 02 閨03 0608 0208 RNA. 09000207 applefi apple08-0408020602fi apple030804 060803060400fi 08 0400 0208080キ3020800000203060207 02080ク7 RNA 020803080ク703086ヲ00400 09 06 0602 046ァ9 046ヲ007030004090ケ0 02080ク7 c- DNA (040ク700apple0309030キ300 020602086ヲ0 apple03080ケ0 0208 0001 0403 閨07 RNA) 9.

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L: 006ァ90202090ケ0 00080306 020607 6 5 030607. ヲ 08 apple 03 0402000ク7 0403 閨07 c-dn ゙ apple08020003086ヲ00400 0208 0ク7applefi- 0402030キ300 02090ケ0 030ク70406 0キ3026ァ80ケ0 07026ァ9 03 04090ケ0 apple08030ク70000030704090ケ0 (Polymerase Chain Reaction, PCR) 0906 020907 076ァ9-0407000ク70409 02090ケ0 閨020803 04090ケ0 02080ク7 MDR1 09080706 6ァ9080ク7. 縺06 0207-0300 0908076ァ9 0608 040400 06070402090200 0006 0602fi apple030キ302fi0208030308 0008 03-0008096ァ80ケ0 02090ケ0 PCR apple080ク7 apple03 0900 0208apple0806086ヲ00702 07 0400 0006 0602 閨0ケ0 040ク707036ァ802000ケ0 0906 02 03 閨07 0908076ァ9 0608 0100040キ30306040207 10. O06 0002-0206070902 閨0ケ0 00apple0603 閨04030902 07 046ヲ000080キ307 0000 02 6 5066 50306080903 0806-0207 00 0800 閨07 10. ヌ 閨020803 0409 020キ307 09080706 6ァ90キ307 00000300026ァ803090200 0000 090300-02020308070602fi apple03fi0903 0000 ー ニero D-scan ア (Scananalytics Inc.) 0000 6 5070409 020907 閨0702 0409 08030803060400086ヲ0 0400 0ク7apple00-030606 09 02020607086 508036ァ9 00000207 applefi 0903000202030808fi03090409 020キ307 apple03080ク8fi07020キ307 PCR 0400 apple0902026ァ8 09 03fiィB090ケ0 1,5% 0000 6 5030キ3-0006086ヲ00408 06036ァ9 0608 (6ム80602. 1) 046ヲ000080キ307 0000 02060ケ0 08 09096ァ9000ケ0 02080ク7 02 02 0402000ク7 04026ァ8. 030ケ0 006ァ90202090ケ0 閨020803 04090ケ0 (046ム8) 020キ307 MDR1-09080706 6ァ9080ク7 08036ァ90402090200 0208 apple09036ァ90208 02090ケ0 閨0702 04090ケ0 02080ク7 DNA 02080ク7 MDR1 09080706 6ァ9080ク7 apple03080ケ0 0ク702fi 02090ケ0 6 5-02026ァ907090ケ0. ヲ 08 apple000603 00 020602fi 00 閨03080ケ0 02090ケ0 000309 046ァ9 0ケ0 0002apple08076ァ8-03090200 040208 6ム80309 04026ァ8030608 ヲフ060803080906026ァ80ケ0 010900006ァ9 0ケ0 02080ク7 ゙.09.05. 02 06 0ク7applefi 020907 00apple6ァ96 503006 709 02090ケ0 02 0309096ァ8020306 0ケ0 02 0ケ0 03. ヲフ 6 507020409-0103060402070209. 6セ402 0206040206026ァ8 0707030ク70409 O06 04030007006ァ90ケ0 02 01060708006ァ8030902 07 0400 2 080007 000ケ0 0000 020306026ァ8030608 0209 060700000409 0206006ァ8 02080ク7 006ァ9020209 閨020803 04090ケ0 0906 02 03 閨07 MDR-0908076ァ9 0608, 0400 0ク702086ヲ00ケ0 0000 0ク76 709036ァ8 閨020803-0409 020キ307 08apple086ァ90キ307 08 006ァ90202090ケ0 閨020803 04090ケ0 6ァ802 07 000009 036ヲ00200-03080ケ0 6ァ8 6ァ904080ケ0 02090ケ0 0607000004090ケ0 0206006ァ80ケ0 02 06 0400 0ク702086ヲ00ケ0 0000 04-0009036ァ8 閨020803 0409 0000 006ァ9020209 閨020803 04090ケ0 00060203fi02000308 02090ケ0 0607000004090ケ0 0206006ァ80ケ014. 6ム8apple06apple03 閨0807, 0707030809 0000 02080ク70ケ0 02-030600030キ300 閨07080ク70ケ0 apple030809070キ304020602086ヲ00ケ0 apple 030709080702000ケ0 apple080ク7 0001-0803 ィB 07 02 0207 020907 09000003080009076ァ9 02090ケ0 060709070キ304090ケ0, 02 0106-0708006ァ8030902 07 0400 0607080803000ケ0 080007 000ケ0 fiapple0キ30ケ0 08 6ァ9070002 06 04020807 apple6ァ907 02 1. O06 06 080803 閨0ケ0 020キ307 0203060706020607 02 06 0003-09 0402090306 020607 apple 03 00 閨02030キ307 0707000004 0402060ケ0 0ク7apple0802 0209-0908036ァ9000ケ0 020キ307 040300070607 00000300026ァ8030902 07 0000 0209 08020600 046ァ9 x 2 02 06 0208 Mann Whitney U test 02 06 09 0707030ク70409 02090ケ0 040ク70404 閨020604090ケ0 0000 0209 08020600 046ァ9 Spearman ッs rank test. ヌ 0002026ァ900090409 02090ケ0 0003006ヲ0030003090ケ0 07fi04080ク7 00apple066 56ァ90キ304090ケ0 (event-free survival, EFS) 閨09060700 0000 020907 00 閨0308 08 メaplan-Meier 11. ヌ 0003006ヲ003000309 07fi04080ク7 00apple066 56ァ90キ30409 0ク7apple08-0308096ァ90402090200 applefi 020907 09000003080009076ァ9 02090ケ0 060709070キ304090ケ0, 00-040306 020907 09000003080009076ァ9 02090ケ0 020003000ク702 6ァ9 0ケ0 00apple6ァ90402006 7090ケ0 0906 閨0300090408 6ァ8 00 閨040306 020907 09000003080009076ァ9 apple080ク7 0ク7apple6ァ8030400 040ク700-6 50707. 030ケ0 040ク7006 50707 08036ァ90402090200 09 apple08020ク7046ァ9 0906 00apple6ァ902000ク70109 apple036ァ803080ク70ケ0 6ヲ0080004090ケ0 020907 33 09 0900 閨03 030003 apple006ァ9 0ケ0 ( apple08020ク7-046ァ9 030003 apple006ァ9 0ケ0 0008fi 080ク7, 070300020206026ァ8 03000ク704 06006ァ9 ), 02 06 09 0ク7apple08020308apple6ァ8. O06 06 080803 閨0ケ0 0402 apple080408040207 00apple066 56ァ90キ304090ケ0 0000-02 016ヲ0 020キ307 06 08fi030キ307 080007 0キ307 020キ307 040300070607 00020206006ァ80309-02 07 0000 0208 2-sided log-rank test. ヌ apple030809070キ3040206026ァ8 016ァ9 020キ307 0203060706020607 02 06 000309 0402090306 020607 000002 6 50309020607 020キ307 040300070607 閨09060700 0000 020907 0707030ク70409 Cox-regression 12. O06 000002 6 5030902 閨0ケ0 6ァ802 07 08 03060300fi0ケ0 03000ク7020607 0600080408 06036ァ90キ307 ( ン/<50x10 9 /L), 08 0708040808 0607fi020ク7apple080ケ0 (ヲフ-O / ヲ - O ), 09 02 010607fi00090409 02 0207 NCI (0ク76 70903086ヲ0/04 000903086ヲ0 020607 6ヲ007080ク7) 02 06 08 0ク76 70903fi0ケ0 6ァ8 04 000903fi0ケ0 006ァ90202090ケ0 閨020803-04090ケ0 02080ク7 MDR1 09080706 6ァ9080ク7. H 0402 0206040206026ァ8 00apple0001000309-046ァ9 020キ307 00 0800 閨070キ307 閨09060700 0000 0208 apple 02 閨0208 ーSPSS for windows ア, (Statistical Package for Social Sciences, version 10.0). ゙apple08020003 閨0400 02 ヌ 060700000409 0206006ァ8 02080ク7 046ム8 0906 0208 MDR1 0908076ァ9 0608 6ァ802 07 0,35 (006ヲ003080ケ0: 0,01-2,49). 086 70903fi0ケ0 046ム8 0906 0208 MDR1 0908076ァ9 0608 6 503 閨03090200 0400 18 (36,7%) 04030007006ァ90ケ0. 6ム8apple06apple03 閨0807, 09 閨020803 0409 02080ク7 MDR1 09080706 6ァ9080ク7 6ァ802 07 0402 020604020602060ケ0 040900 0702060207 0ク76 70903fi02000309 0402080ク70ケ0 04030007006ァ90ケ0 02090ケ0 000003 閨02090ケ0 00 0ケ0 0400 0404 閨0409 0000 020907 080007 0003 閨0904080ク7.

13138 09 06 06 020306026ァ8 B フ066ム8I フ08 6ム8 ゙04 フ6セ4, 19, 2 MD R1 3,0 2,5 2,0 1,5 1,0,5 0,0 -,5 A04030007006ァ90ケ0 Y6 70903fi0ケ0 04E X 000903fi0ケ0 04E M0703020ク703000ケ0 6ム80602. 2. 6セ402060202fi 06070903 0000 02090ケ0 06 04apple0803070ケ0 020キ307 0206000607 02080ク7 046ム8 0906 0208 MDR1 0402080ク70ケ0 04030007006ァ90ケ0 02090ケ0 000003 閨02090ケ0 00 0ケ0 02 06 04020907 080007 0003 閨0904080ク7. ヌ 040ク70700046ァ80ケ0 0903 00006ァ8 0ク7apple08 000602076ヲ00006 0209 06070000-0409 0206006ァ8 02080ク7 046ム8. ヲ 08 06070903 0000 06 04apple0803070ケ0 02090ケ0 0206006ァ80ケ0 02080ク7 MDR1-09080706 6ァ9080ク7 000002 016ヲ0 020キ307 040300070607 02 06 02090ケ0 080007 0ケ0 0003 閨0904080ク7 08 6ァ9070002 06 04020907 000602fi07 2. ヌ 040ク70407fi020902 02080ク7 0ク76 70903086ヲ0 6ァ8 04 000903086ヲ0 046ム8 0906 0208 MDR1 0908076ァ9 0608 00 06 閨08000300 040900 0702060207 000002 016ヲ0 020キ307 06 08fi030キ307 080007 0キ307 020キ307 040300070607 0000 6 5070409 02080ク70ケ0 02-030600030キ300 閨07080ク70ケ0 apple030809070キ304020602086ヲ00ケ0 apple 030709080702000ケ0. 7002 07 030806applefi07, 08 046ム8 0700010703020902080ケ0 020キ307 0203060706020607 02 06 000309-0402090306 020607 04 03 0202090306040206020607 fiapple0キ30ケ0 08 03060300fi0ケ0 020キ307 03000ク7020607 0600080408 06036ァ90キ307 (</ ン50x 10 3 /L), 09 0206006ァ8 02090ケ0 LDH (</ ン1000IU/L), 09 02 036ァ8 6ァ8 02 026ァ8 0702 applefi0203060409 040209 0408036ァ809090409 apple0300 0706ィBfi07090ケ0 (<1000 6 503070402000ケ0/00L 6ァ8 ン1000 6 503070402000ケ0/00L 020907 7 09 0900 閨03 030003 apple006ァ9 0ケ0, 07026ァ9-0402080604 ), 09 02 010607fi00090409 02 0207 NCI 0400 080007 0ク76 70903086ヲ0 6ァ8 0402 030003086ヲ0 020607 6ヲ007080ク7 02 06 08 ヲフ- 6ァ8 ヲ -020ク70202 0306026ァ80ケ0 03-046ァ80ケ0 0708040808 0607fi020ク7apple080ケ0 (6ム80602. 3). ヌ 閨020803 0409 02080ク7 MDR1 09080706 6ァ9080ク7 6 503 閨03090200 fi0206 閨040006 040900 070206026ァ8 00apple6ァ9 03 0409 04020907 閨026 5 0409 020キ307 040300-070607 02090ケ0 000003 閨02090ケ0 00 0ケ0. 03020406 030806applefi07, 09 apple0603 07fi020902 0003006ヲ0030003090ケ0 07fi04080ク7 00apple066 56ァ90キ304090ケ0 020キ307 040300070607 0000 0ク76 709-03fi 046ム8 6ァ802 07 55,56% 0903 6ァ8 0402 020604020602060ケ0 040900 0702060207 0ク704000007 閨0402000309 0400 0404 閨0409 0000 02080ク70ケ0 04030007006ァ90ケ0 0000 04 0009-03fi 046ム8 02 06 apple0603 07fi020902 EFS 86,7% (p log rank: 0,03) (E0602. 4). 090002 016ヲ0 020キ307 18 040300070607 0000 0ク76 70903fi 046ム8 0906 0208 MDR1 0908076ァ9 0608, 4 (22,2%) 00000807070604 07 apple0306060009 000ク7000306026ァ8 0ク7apple08020308apple6ァ8 000706 0703030806 4 (22,2%) 0007 006ァ904 07 apple036ァ80309 閨08000409 020907 33 09 0900 閨03 030003 apple006ァ9 0ケ0. ヌ 0707030ク70409 02090ケ0 閨020803 04090ケ0 02080ク7 MDR1 09080706 6ァ9080ク7 000002 016ヲ0 020キ307 ィB000ク7090607 020キ307 0006090007020キ307 020キ307 040300070607 apple080ク7 00036ァ808030904 07 02 0207 0209 060709070キ30409 02 06 020907 0ク7apple08020308apple6ァ8 02090ケ0 07fi04080ク7, 陦00060100 fi0206 08 046ム8 6ァ802 07 040900 0702060207 0ク76 70903fi020003080ケ0 02 0207 020907 0ク7apple08020308apple6ァ8 02090ケ0 07fi04080ク7 0400 0404-0409 0000 0209 060709070キ30409 02090ケ0 07fi04080ク7 (6ム80602. 5). 6ム8apple06apple03 閨0807, 000002 016ヲ0 020キ307 31 ィB000ク7090607 020キ307 0006090007020キ307 02 0207 0209 0607-09070キ30409 02 06 02 0207 020907 apple036ァ80309 6ヲ008000409 02090ケ0 07fi04080ク7, 08 046ム8 02080ク7 MDR1 09080706 6ァ9080ク7 6ァ802 07 0402 020604020602060ケ0 040900 0702060207 04 000903fi020003080ケ0 02 0207 020907 6ヲ008000409 02090ケ0 07fi04080ク7 0400 0404 閨0409 0000 0209 060709070キ30409 (6ム80602. 6). 縺06 020907 0002026ァ900090409 02080ク7 040400020602086ヲ0 020607 6ヲ007080ク7 (relative risk) 04030904060008apple08066ァ803090200 09 Cox regression 0707-030ク70409 02 06 fiapple0キ30ケ0 apple0308 閨020ク76 700 0806 04030007006ァ90ケ0 0000 0ク76 70903fi 046ム8 0906 0208 MDR1 0908076ァ9 0608 006ァ904 07 3,34 080803 閨0ケ0 0ク76 70903fi02000308 040400020602fi 026ァ907 0ク70708 07 000008 076ァ904080ク707 0ク7apple08020308apple6ァ8 6ァ8 0009 00apple6ァ902000ク70109 6ヲ0080004090ケ0 (096ァ907. 2). 6セ40ク7ィB6ァ802090409 ヲ 060ケ0 020003000ク702 6ァ9000ケ0 0002 00026ァ9000ケ0 閨040006 040ク707020003000402006ァ9 0409-00 070206026ァ8 apple03fi08 080ケ0 040209 030003 apple006ァ9 02090ケ0 O. ゙0ク702fi 0808006ァ9030002 06 020ク7036ァ90キ30ケ0 04020907 07 09070603060409 apple030809070キ3040206020607 apple 03 09fi07020キ307, 04020907 02 020702 0109 040300070607 0400 080007 000ケ0 020607 6ヲ007080ク7 0000 6 5070409 0ク702086ヲ00ケ0, 02 06 020907 070703080909 0707- apple020ク70109 030003 apple000ク70206020607 040203 02090906020607. 0900 0209 04036ァ80409 030806applefi07 046ヲ009040308070キ307, 000702 02060208apple08060900 閨070キ307 apple08030ク7-0409- 00000608030003 apple000ク70206020607 apple030キ3020802fi03030キ307 02 apple080408040207 00apple06-6 56ァ90キ304090ケ0 apple 06 060607 0000 O 020ク700 6ァ907080702 06 閨0キ30ケ0 80% 13-20. 09 03 ッ fi03 0ク70207 apple00036ァ9apple080ク7 25-30% 020キ307 apple 06 060607 03 0ク7apple08020308apple060704080ク707 20-21. 6ム86ァ907 06 0302000207 0007 06 08 閨030807 fi0206 09 0707030ク70409 020キ307 04 03 0202090306040206020607 0ク7020607 020キ307 040300-070607 006ァ904070006 fi0206 閨07 0ケ0 040900 07020602fi0ケ0 03060300fi0ケ0 0ク7020607 076ァ8020006 04020907 080007 6 5 040602086ヲ0 02 06 0007 0607000004080ク7 020607 6ヲ0-096ァ907 02 0ケ0 2. 09030809070キ304020602086ァ9 apple 030709080702000ケ0 02 06 040400020602fi0ケ0 026ァ907 0ク707080ケ0 090002 6 50309026ァ8 95% 04060704020900 6セ40400020602fi0ケ0 メ6ァ907 0ク707080ケ0 p ゙010608apple0604026ァ9 0ケ0 (Relative Risk,RR) 086 70903fi0ケ0 04006ァ90202090ケ0 閨020803 04090ケ0 MDR1 1,02-11,34 3,34 0,04 WBC ン50x10 9 /L 1,35-12,23 3,89 0,03 086 70903086ヲ0 020607 6ヲ007080ク7 02 0207 03CI 0,39-6,63 1,61 0,5 T-O 0,35-2,46 0,93 0,8

1309 06 06 020306026ァ8 B フ066ム8I フ08 6ム8 ゙04 フ6セ4, 19, 2 139 100 WBC < 5000/L WBC ン 5000/L 100 90 77,8 85,2 80 p > 0,05 80 70 80,6 77,8 p > 0,05 B-O T-O 60 60 50 40 40 30 20 22,2 14,8 20 19,4 22,2 10 0 A X 000903fi0ケ0 04E Y6 70903fi0ケ0 04E 0 B X 000903fi0ケ0 04E Y6 70903fi0ケ0 04E 100 NCI B 040602086ヲ0 020607 6ヲ007080ク7 NCI Y6 70903086ヲ0 020607 6ヲ007080ク7 100 PGR(<10006 503070402000ケ0/00L) PPR( ン10006 503070402000ケ0/00L) 80 63,3 p > 0,05 61,1 80 81,8 66,7 60 40 36,7 38,9 60 40 p > 0,05 33,3 20 20 18,2 0 ヲ 0 X 000903fi0ケ0 04E Y6 70903fi0ケ0 04E X 000903fi0ケ0 04E Y6 70903fi0ケ0 04E ヲ 6ム80602. 3. 09080408040206 6ァ9000ケ0 07 0308096ァ9000ケ0 % 020キ307 040300070607 02 0207 0209 060709070キ30409 0400 0404 閨0409 0000 020807 03060300fi 020キ307 03000ク7020607 0600080408 06036ァ90キ307 ( ゙), 020807 0708040808 0607fi020ク7apple08(ヲフ), 020907 02 010607fi00090409 0400 080007 000ケ0 020607 6ヲ007080ク7 02 0207 NCI ( ), 020907 0702 applefi0203060409 04020907 apple0300 0706ィBfi0709 (04), 02 06 0208 046ム8 02080ク7 MDR1 09080706 6ァ9080ク7. pefs 1,0 0,8 0,6 0,4 0,2 0,0 MDR1 p log rank = 0,03 X 0009036ァ8 閨020803 0409 Y6 709036ァ8 閨020803 0409 0 10 20 30 40 M6ァ807000ケ0 6ム80602. 4. 0406070903 0000 02090ケ0 Kaplan Meier 0707030ク704090ケ0 02090ケ0 apple0603 07fi- 020902 0ケ0 0003006ヲ0030003090ケ0 07fi04080ク7 00apple066 56ァ90キ304090ケ0 (pefs) 0707000004 0402080ク70ケ0 04030007006ァ90ケ0 0000 0ク76 70903fi 02 06 04 000903fi 046ム8 0906 0208 MDR1 0908076ァ9 0608. 07080ク7 fiapple0キ30ケ0 0ク7026ァ8 apple0308026ヲ0apple020006 0000 6 5070409 02080ク70ケ0 02 030600030キ3-00 閨07080ク70ケ0 apple030809070キ304020602086ヲ00ケ0 apple 030709080702000ケ0. 090608 040ク7090200020306-00 閨07, 046ヲ000080キ307 0000 02 apple08020003 閨0400 02 02090ケ0 080007 0ケ0 02080ク7 BFM 90, 50% 020キ307 0ク7apple08020308apple0607 apple 03080ク7040607040209-02 07 0402080ク70ケ0 04030007006ァ90ケ0 0000 020806076ァ8 O 02 06 70% 0707-04006ァ90202090ケ0 閨020803 04090ケ0 MDR1 1,4 1,2 1 0,8 0,6 0,4 0,2 0 04060709070キ30409 1,29 1,14 0,93 0,59 Yapple08020308apple6ァ8 6ム80602. 5. 0406070903 0000 0206000607 02080ク7 046ム8 02080ク7 MDR1 09080706 6ァ9080ク7 0402 4 02 0207 ィB006ヲ00909 006ァ90900 02 060709070キ304090ケ0 02 06 0ク7apple08020308apple6ァ80ケ0 020キ307 040300070607 02090ケ0 000003 閨02090ケ0.

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Box plot 06070903 0000 02080ク7 046ム8 02080ク7 MDR1 09080706 6ァ9080ク7 0402 31 02 0207 ィB006ヲ00909 006ァ90900 02 060709070キ304090ケ0 02 06 apple036ァ803080ク70ケ0 6ヲ00800-04090ケ0 020キ307 040300070607 02090ケ0 000003 閨02090ケ0 00 0ケ0. 000004 0402080ク70ケ0 04030007006ァ90ケ0 0000 02 036ァ8 0702 applefi0203060409 040209 apple0300 0706ィBfi0709 20. 0003 0ク70207 0ク7apple08 09030607080ク707 fi0206 09 04036ァ80409 020キ307 02 030600030キ300 閨070キ307 apple030809070キ3040206020607 apple 03 09fi07020キ307 0ク707 02006ァ9 07 apple03086 503 閨6 70006 apple036ァ8030キ30ケ0 020807 026ァ907 0ク70708 00000807-070604090ケ0 0ク7apple08020308apple6ァ80ケ0. ゙016ァ9ィB0006 07 04090000060604080ク70000 fi0206 09 0ク7apple08020308apple6ァ8 02090ケ0 O 000008 076ァ9ィB0002 06 0000 040ク70407fi020902 00000807070604090ケ0 9,3 07-000ケ0 apple000306apple02060400060ケ0 0707 10 6 apple 06 0607 000209046ァ90キ30ケ0 02 02 020704-04080702 0ケ0 020907 0キ30ケ0 020907 02 閨02 030209 040ク70407fi02000309 02 02086ァ80309 07fi- 0408 02090ケ0 apple 06 06026ァ80ケ0 090306026ァ9 0ケ022. ヌ 040ク70407fi02090207 02090ケ0 006ァ907 06 apple 03fi000806 0000 0ク7026ァ8 020キ307 040ク700apple 090607 fi09020キ307 02 06 0ク76 709-03fi02000309 applefi 0ク7026ァ8 02090ケ0 O09 0402 apple 06 0607 21. ヌ apple03fi- 09070キ3046ァ8 02090ケ0 fi000キ30ケ0, 006ァ907 06 0001 06030002060207 0ク7040000076ァ80ケ0 02 06 09 00apple066 56ァ90キ30409 020ク700 6ァ9070002 06 applefi 8-65% 19. ゙0ク7026ァ8 09 06 026ヲ0-00 070409 040400026ァ9ィB0002 06 0000 020807 026ヲ0apple08 0ク7apple08020308apple6ァ80ケ0 0000 6 5070409 0208 0403fi0708 000008070706046ァ80ケ0 02090ケ0. 03020406 030806applefi07, 0806 apple03060600000ケ0 0ク7apple08020308apple 閨0ケ0 0903 6ァ8 0ク702 閨0ケ0 apple080ク7 000008 076ァ9ィB080702 06 0400 040308070602fi 060704020900 006ァ90200 00060203fi02000308 applefi 18 006ァ807000ケ0 applefi 0209 060709070キ30409 006ァ90200 0400 060704020900 000009 036ヲ002000308 applefi 18 006ァ807000ケ0 applefi 0209 060709070キ30409 030307 00060203fi02000308 applefi 6 006ァ807000ケ0 applefi 020907 08030802036ァ8030キ3046ァ8 02090ケ0 030003 apple006ァ9 0ケ0 0008fi 080ク7, 000008 076ァ9ィB080ク707 0209 04000603fi02000309 apple03fi09070キ30409 0000 apple080408040207 apple080ク7 0007 0100apple000307086ヲ007 0208 10% 22. ゙07026ァ9030002 0806 apple06020003000ケ0 0ク7apple08020308apple 閨0ケ0 0000 apple080408040207 00apple066 56ァ90キ304090ケ0 閨0キ30ケ0 65% (040308070602fi 060704020900 >6 006ァ807000ケ0 applefi 020907 08030802036ァ8-030キ30409 02090ケ0 030003 apple006ァ9 0ケ0) 閨04080ク707 02 036ヲ002000309 000007 030307 070206020006000007060207 0ク7040000076ァ8 apple03fi09070キ30409 0400 0404 閨0409 0000 02060ケ0 apple03060600000ケ0 0ク7apple08020308apple 閨0ケ0. ヌ 06 08080307 020キ307 apple08040804020607 00apple066 56ァ90キ304090ケ0 000002 016ヲ0 020キ307 apple030606000キ307 02 06 apple060200030キ307 0ク7apple08020308apple0607 0702 07-020307 0209 0404 閨0409 000002 016ヲ0 02080ク7 026ヲ0apple080ク7 02090ケ0 0ク7apple08020308apple6ァ80ケ0 02 06 02080ク7 apple 030809000700020602086ヲ0 000904 07060400086ヲ0 02090ケ0. 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