A pretargeted multimodal approach for image-guided resection in a xenograft model of colorectal cancer
Background Image-guided surgery may improve surgical outcome for colorectal cancer patients. Here, we evaluated the feasibility of a pretargeting strategy for multimodal imaging in colorectal cancer using an anti-carcinoembryonic antigen (CEA) x anti-histamine-succinyl-glycine (HSG) bispecific antib...
Ausführliche Beschreibung
Autor*in: |
Elekonawo, Fortuné M. K. [verfasserIn] Lütje, Susanne [verfasserIn] Franssen, Gerben M. [verfasserIn] Bos, Desirée L. [verfasserIn] Goldenberg, David M. [verfasserIn] Boerman, Otto C. [verfasserIn] Rijpkema, Mark [verfasserIn] |
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E-Artikel |
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Sprache: |
Englisch |
Erschienen: |
2019 |
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Schlagwörter: |
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Übergeordnetes Werk: |
Enthalten in: EJNMMI Research - Berlin : Springer, 2011, 9(2019), 1 vom: 04. Sept. |
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Übergeordnetes Werk: |
volume:9 ; year:2019 ; number:1 ; day:04 ; month:09 |
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DOI / URN: |
10.1186/s13550-019-0551-4 |
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Katalog-ID: |
SPR031785158 |
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520 | |a Background Image-guided surgery may improve surgical outcome for colorectal cancer patients. Here, we evaluated the feasibility of a pretargeting strategy for multimodal imaging in colorectal cancer using an anti-carcinoembryonic antigen (CEA) x anti-histamine-succinyl-glycine (HSG) bispecific antibody (TF2) in conjunction with the dual-labeled diHSG peptide (RDC018), using both a fluorophore for near-infrared fluorescence imaging and a chelator for radiolabeling. Methods Nude mice with subcutaneous (s.c) CEA-expressing LS174T human colonic tumors and CEA-negative control tumors were injected with TF2. After 16 h, different doses of 111In-labeled IMP-288 (non-fluorescent) or its fluorescent derivative RDC018 were administered to compare biodistributions. MicroSPECT/CT and near-infrared fluorescence imaging were performed 2 and 24 h after injection. Next, the biodistribution of the dual-labeled humanized anti-CEA IgG antibody [111In]In-DTPA-hMN-14-IRDye800CW (direct targeting) was compared with the biodistribution of 111In-RDC018 in mice with TF2-pretargeted tumors, using fluorescence imaging and gamma counting. Lastly, mice with intraperitoneal LS174T tumors underwent near-infrared fluorescence image-guided resection combined with pre- and post-resection microSPECT/CT imaging. Results 111In-RDC018 showed specific tumor targeting in pretargeted CEA-positive tumors (21.9 ± 4.5 and 10.0 ± 4.7% injected activity per gram (mean ± SD %IA/g), at 2 and 24 hours post-injection (p.i.), respectively) and a biodistribution similar to 111In-IMP288. Both fluorescence and microSPECT/CT images confirmed preferential tumor accumulation. At post mortem dissection, intraperitoneal tumors were successfully identified and removed using pretargeting with TF2 and 111In-RDC018. Conclusion A pretargeted approach for multimodal image-guided resection of colorectal cancer in a preclinical xenograft model is feasible, enables preoperative SPECT/CT, and might facilitate intraoperative fluorescence imaging. | ||
650 | 4 | |a Colorectal cancer |7 (dpeaa)DE-He213 | |
650 | 4 | |a Pretargeting |7 (dpeaa)DE-He213 | |
650 | 4 | |a Near-infrared fluorescence |7 (dpeaa)DE-He213 | |
650 | 4 | |a Image-guided |7 (dpeaa)DE-He213 | |
650 | 4 | |a Carcinoembryonic antigen |7 (dpeaa)DE-He213 | |
700 | 1 | |a Lütje, Susanne |e verfasserin |4 aut | |
700 | 1 | |a Franssen, Gerben M. |e verfasserin |4 aut | |
700 | 1 | |a Bos, Desirée L. |e verfasserin |4 aut | |
700 | 1 | |a Goldenberg, David M. |e verfasserin |4 aut | |
700 | 1 | |a Boerman, Otto C. |e verfasserin |4 aut | |
700 | 1 | |a Rijpkema, Mark |e verfasserin |4 aut | |
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10.1186/s13550-019-0551-4 doi (DE-627)SPR031785158 (SPR)s13550-019-0551-4-e DE-627 ger DE-627 rakwb eng 610 ASE Elekonawo, Fortuné M. K. verfasserin aut A pretargeted multimodal approach for image-guided resection in a xenograft model of colorectal cancer 2019 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier Background Image-guided surgery may improve surgical outcome for colorectal cancer patients. Here, we evaluated the feasibility of a pretargeting strategy for multimodal imaging in colorectal cancer using an anti-carcinoembryonic antigen (CEA) x anti-histamine-succinyl-glycine (HSG) bispecific antibody (TF2) in conjunction with the dual-labeled diHSG peptide (RDC018), using both a fluorophore for near-infrared fluorescence imaging and a chelator for radiolabeling. Methods Nude mice with subcutaneous (s.c) CEA-expressing LS174T human colonic tumors and CEA-negative control tumors were injected with TF2. After 16 h, different doses of 111In-labeled IMP-288 (non-fluorescent) or its fluorescent derivative RDC018 were administered to compare biodistributions. MicroSPECT/CT and near-infrared fluorescence imaging were performed 2 and 24 h after injection. Next, the biodistribution of the dual-labeled humanized anti-CEA IgG antibody [111In]In-DTPA-hMN-14-IRDye800CW (direct targeting) was compared with the biodistribution of 111In-RDC018 in mice with TF2-pretargeted tumors, using fluorescence imaging and gamma counting. Lastly, mice with intraperitoneal LS174T tumors underwent near-infrared fluorescence image-guided resection combined with pre- and post-resection microSPECT/CT imaging. Results 111In-RDC018 showed specific tumor targeting in pretargeted CEA-positive tumors (21.9 ± 4.5 and 10.0 ± 4.7% injected activity per gram (mean ± SD %IA/g), at 2 and 24 hours post-injection (p.i.), respectively) and a biodistribution similar to 111In-IMP288. Both fluorescence and microSPECT/CT images confirmed preferential tumor accumulation. At post mortem dissection, intraperitoneal tumors were successfully identified and removed using pretargeting with TF2 and 111In-RDC018. Conclusion A pretargeted approach for multimodal image-guided resection of colorectal cancer in a preclinical xenograft model is feasible, enables preoperative SPECT/CT, and might facilitate intraoperative fluorescence imaging. Colorectal cancer (dpeaa)DE-He213 Pretargeting (dpeaa)DE-He213 Near-infrared fluorescence (dpeaa)DE-He213 Image-guided (dpeaa)DE-He213 Carcinoembryonic antigen (dpeaa)DE-He213 Lütje, Susanne verfasserin aut Franssen, Gerben M. verfasserin aut Bos, Desirée L. verfasserin aut Goldenberg, David M. verfasserin aut Boerman, Otto C. verfasserin aut Rijpkema, Mark verfasserin aut Enthalten in EJNMMI Research Berlin : Springer, 2011 9(2019), 1 vom: 04. Sept. (DE-627)664970265 (DE-600)2619892-7 2191-219X nnns volume:9 year:2019 number:1 day:04 month:09 https://dx.doi.org/10.1186/s13550-019-0551-4 kostenfrei Volltext GBV_USEFLAG_A SYSFLAG_A GBV_SPRINGER SSG-OLC-PHA GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_73 GBV_ILN_74 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_206 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_602 GBV_ILN_2005 GBV_ILN_2009 GBV_ILN_2014 GBV_ILN_2055 GBV_ILN_2111 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 9 2019 1 04 09 |
spelling |
10.1186/s13550-019-0551-4 doi (DE-627)SPR031785158 (SPR)s13550-019-0551-4-e DE-627 ger DE-627 rakwb eng 610 ASE Elekonawo, Fortuné M. K. verfasserin aut A pretargeted multimodal approach for image-guided resection in a xenograft model of colorectal cancer 2019 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier Background Image-guided surgery may improve surgical outcome for colorectal cancer patients. Here, we evaluated the feasibility of a pretargeting strategy for multimodal imaging in colorectal cancer using an anti-carcinoembryonic antigen (CEA) x anti-histamine-succinyl-glycine (HSG) bispecific antibody (TF2) in conjunction with the dual-labeled diHSG peptide (RDC018), using both a fluorophore for near-infrared fluorescence imaging and a chelator for radiolabeling. Methods Nude mice with subcutaneous (s.c) CEA-expressing LS174T human colonic tumors and CEA-negative control tumors were injected with TF2. After 16 h, different doses of 111In-labeled IMP-288 (non-fluorescent) or its fluorescent derivative RDC018 were administered to compare biodistributions. MicroSPECT/CT and near-infrared fluorescence imaging were performed 2 and 24 h after injection. Next, the biodistribution of the dual-labeled humanized anti-CEA IgG antibody [111In]In-DTPA-hMN-14-IRDye800CW (direct targeting) was compared with the biodistribution of 111In-RDC018 in mice with TF2-pretargeted tumors, using fluorescence imaging and gamma counting. Lastly, mice with intraperitoneal LS174T tumors underwent near-infrared fluorescence image-guided resection combined with pre- and post-resection microSPECT/CT imaging. Results 111In-RDC018 showed specific tumor targeting in pretargeted CEA-positive tumors (21.9 ± 4.5 and 10.0 ± 4.7% injected activity per gram (mean ± SD %IA/g), at 2 and 24 hours post-injection (p.i.), respectively) and a biodistribution similar to 111In-IMP288. Both fluorescence and microSPECT/CT images confirmed preferential tumor accumulation. At post mortem dissection, intraperitoneal tumors were successfully identified and removed using pretargeting with TF2 and 111In-RDC018. Conclusion A pretargeted approach for multimodal image-guided resection of colorectal cancer in a preclinical xenograft model is feasible, enables preoperative SPECT/CT, and might facilitate intraoperative fluorescence imaging. Colorectal cancer (dpeaa)DE-He213 Pretargeting (dpeaa)DE-He213 Near-infrared fluorescence (dpeaa)DE-He213 Image-guided (dpeaa)DE-He213 Carcinoembryonic antigen (dpeaa)DE-He213 Lütje, Susanne verfasserin aut Franssen, Gerben M. verfasserin aut Bos, Desirée L. verfasserin aut Goldenberg, David M. verfasserin aut Boerman, Otto C. verfasserin aut Rijpkema, Mark verfasserin aut Enthalten in EJNMMI Research Berlin : Springer, 2011 9(2019), 1 vom: 04. Sept. (DE-627)664970265 (DE-600)2619892-7 2191-219X nnns volume:9 year:2019 number:1 day:04 month:09 https://dx.doi.org/10.1186/s13550-019-0551-4 kostenfrei Volltext GBV_USEFLAG_A SYSFLAG_A GBV_SPRINGER SSG-OLC-PHA GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_73 GBV_ILN_74 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_206 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_602 GBV_ILN_2005 GBV_ILN_2009 GBV_ILN_2014 GBV_ILN_2055 GBV_ILN_2111 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 9 2019 1 04 09 |
allfields_unstemmed |
10.1186/s13550-019-0551-4 doi (DE-627)SPR031785158 (SPR)s13550-019-0551-4-e DE-627 ger DE-627 rakwb eng 610 ASE Elekonawo, Fortuné M. K. verfasserin aut A pretargeted multimodal approach for image-guided resection in a xenograft model of colorectal cancer 2019 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier Background Image-guided surgery may improve surgical outcome for colorectal cancer patients. Here, we evaluated the feasibility of a pretargeting strategy for multimodal imaging in colorectal cancer using an anti-carcinoembryonic antigen (CEA) x anti-histamine-succinyl-glycine (HSG) bispecific antibody (TF2) in conjunction with the dual-labeled diHSG peptide (RDC018), using both a fluorophore for near-infrared fluorescence imaging and a chelator for radiolabeling. Methods Nude mice with subcutaneous (s.c) CEA-expressing LS174T human colonic tumors and CEA-negative control tumors were injected with TF2. After 16 h, different doses of 111In-labeled IMP-288 (non-fluorescent) or its fluorescent derivative RDC018 were administered to compare biodistributions. MicroSPECT/CT and near-infrared fluorescence imaging were performed 2 and 24 h after injection. Next, the biodistribution of the dual-labeled humanized anti-CEA IgG antibody [111In]In-DTPA-hMN-14-IRDye800CW (direct targeting) was compared with the biodistribution of 111In-RDC018 in mice with TF2-pretargeted tumors, using fluorescence imaging and gamma counting. Lastly, mice with intraperitoneal LS174T tumors underwent near-infrared fluorescence image-guided resection combined with pre- and post-resection microSPECT/CT imaging. Results 111In-RDC018 showed specific tumor targeting in pretargeted CEA-positive tumors (21.9 ± 4.5 and 10.0 ± 4.7% injected activity per gram (mean ± SD %IA/g), at 2 and 24 hours post-injection (p.i.), respectively) and a biodistribution similar to 111In-IMP288. Both fluorescence and microSPECT/CT images confirmed preferential tumor accumulation. At post mortem dissection, intraperitoneal tumors were successfully identified and removed using pretargeting with TF2 and 111In-RDC018. Conclusion A pretargeted approach for multimodal image-guided resection of colorectal cancer in a preclinical xenograft model is feasible, enables preoperative SPECT/CT, and might facilitate intraoperative fluorescence imaging. Colorectal cancer (dpeaa)DE-He213 Pretargeting (dpeaa)DE-He213 Near-infrared fluorescence (dpeaa)DE-He213 Image-guided (dpeaa)DE-He213 Carcinoembryonic antigen (dpeaa)DE-He213 Lütje, Susanne verfasserin aut Franssen, Gerben M. verfasserin aut Bos, Desirée L. verfasserin aut Goldenberg, David M. verfasserin aut Boerman, Otto C. verfasserin aut Rijpkema, Mark verfasserin aut Enthalten in EJNMMI Research Berlin : Springer, 2011 9(2019), 1 vom: 04. Sept. (DE-627)664970265 (DE-600)2619892-7 2191-219X nnns volume:9 year:2019 number:1 day:04 month:09 https://dx.doi.org/10.1186/s13550-019-0551-4 kostenfrei Volltext GBV_USEFLAG_A SYSFLAG_A GBV_SPRINGER SSG-OLC-PHA GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_73 GBV_ILN_74 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_206 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_602 GBV_ILN_2005 GBV_ILN_2009 GBV_ILN_2014 GBV_ILN_2055 GBV_ILN_2111 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 9 2019 1 04 09 |
allfieldsGer |
10.1186/s13550-019-0551-4 doi (DE-627)SPR031785158 (SPR)s13550-019-0551-4-e DE-627 ger DE-627 rakwb eng 610 ASE Elekonawo, Fortuné M. K. verfasserin aut A pretargeted multimodal approach for image-guided resection in a xenograft model of colorectal cancer 2019 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier Background Image-guided surgery may improve surgical outcome for colorectal cancer patients. Here, we evaluated the feasibility of a pretargeting strategy for multimodal imaging in colorectal cancer using an anti-carcinoembryonic antigen (CEA) x anti-histamine-succinyl-glycine (HSG) bispecific antibody (TF2) in conjunction with the dual-labeled diHSG peptide (RDC018), using both a fluorophore for near-infrared fluorescence imaging and a chelator for radiolabeling. Methods Nude mice with subcutaneous (s.c) CEA-expressing LS174T human colonic tumors and CEA-negative control tumors were injected with TF2. After 16 h, different doses of 111In-labeled IMP-288 (non-fluorescent) or its fluorescent derivative RDC018 were administered to compare biodistributions. MicroSPECT/CT and near-infrared fluorescence imaging were performed 2 and 24 h after injection. Next, the biodistribution of the dual-labeled humanized anti-CEA IgG antibody [111In]In-DTPA-hMN-14-IRDye800CW (direct targeting) was compared with the biodistribution of 111In-RDC018 in mice with TF2-pretargeted tumors, using fluorescence imaging and gamma counting. Lastly, mice with intraperitoneal LS174T tumors underwent near-infrared fluorescence image-guided resection combined with pre- and post-resection microSPECT/CT imaging. Results 111In-RDC018 showed specific tumor targeting in pretargeted CEA-positive tumors (21.9 ± 4.5 and 10.0 ± 4.7% injected activity per gram (mean ± SD %IA/g), at 2 and 24 hours post-injection (p.i.), respectively) and a biodistribution similar to 111In-IMP288. Both fluorescence and microSPECT/CT images confirmed preferential tumor accumulation. At post mortem dissection, intraperitoneal tumors were successfully identified and removed using pretargeting with TF2 and 111In-RDC018. Conclusion A pretargeted approach for multimodal image-guided resection of colorectal cancer in a preclinical xenograft model is feasible, enables preoperative SPECT/CT, and might facilitate intraoperative fluorescence imaging. Colorectal cancer (dpeaa)DE-He213 Pretargeting (dpeaa)DE-He213 Near-infrared fluorescence (dpeaa)DE-He213 Image-guided (dpeaa)DE-He213 Carcinoembryonic antigen (dpeaa)DE-He213 Lütje, Susanne verfasserin aut Franssen, Gerben M. verfasserin aut Bos, Desirée L. verfasserin aut Goldenberg, David M. verfasserin aut Boerman, Otto C. verfasserin aut Rijpkema, Mark verfasserin aut Enthalten in EJNMMI Research Berlin : Springer, 2011 9(2019), 1 vom: 04. Sept. (DE-627)664970265 (DE-600)2619892-7 2191-219X nnns volume:9 year:2019 number:1 day:04 month:09 https://dx.doi.org/10.1186/s13550-019-0551-4 kostenfrei Volltext GBV_USEFLAG_A SYSFLAG_A GBV_SPRINGER SSG-OLC-PHA GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_73 GBV_ILN_74 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_206 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_602 GBV_ILN_2005 GBV_ILN_2009 GBV_ILN_2014 GBV_ILN_2055 GBV_ILN_2111 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 9 2019 1 04 09 |
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10.1186/s13550-019-0551-4 doi (DE-627)SPR031785158 (SPR)s13550-019-0551-4-e DE-627 ger DE-627 rakwb eng 610 ASE Elekonawo, Fortuné M. K. verfasserin aut A pretargeted multimodal approach for image-guided resection in a xenograft model of colorectal cancer 2019 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier Background Image-guided surgery may improve surgical outcome for colorectal cancer patients. Here, we evaluated the feasibility of a pretargeting strategy for multimodal imaging in colorectal cancer using an anti-carcinoembryonic antigen (CEA) x anti-histamine-succinyl-glycine (HSG) bispecific antibody (TF2) in conjunction with the dual-labeled diHSG peptide (RDC018), using both a fluorophore for near-infrared fluorescence imaging and a chelator for radiolabeling. Methods Nude mice with subcutaneous (s.c) CEA-expressing LS174T human colonic tumors and CEA-negative control tumors were injected with TF2. After 16 h, different doses of 111In-labeled IMP-288 (non-fluorescent) or its fluorescent derivative RDC018 were administered to compare biodistributions. MicroSPECT/CT and near-infrared fluorescence imaging were performed 2 and 24 h after injection. Next, the biodistribution of the dual-labeled humanized anti-CEA IgG antibody [111In]In-DTPA-hMN-14-IRDye800CW (direct targeting) was compared with the biodistribution of 111In-RDC018 in mice with TF2-pretargeted tumors, using fluorescence imaging and gamma counting. Lastly, mice with intraperitoneal LS174T tumors underwent near-infrared fluorescence image-guided resection combined with pre- and post-resection microSPECT/CT imaging. Results 111In-RDC018 showed specific tumor targeting in pretargeted CEA-positive tumors (21.9 ± 4.5 and 10.0 ± 4.7% injected activity per gram (mean ± SD %IA/g), at 2 and 24 hours post-injection (p.i.), respectively) and a biodistribution similar to 111In-IMP288. Both fluorescence and microSPECT/CT images confirmed preferential tumor accumulation. At post mortem dissection, intraperitoneal tumors were successfully identified and removed using pretargeting with TF2 and 111In-RDC018. Conclusion A pretargeted approach for multimodal image-guided resection of colorectal cancer in a preclinical xenograft model is feasible, enables preoperative SPECT/CT, and might facilitate intraoperative fluorescence imaging. Colorectal cancer (dpeaa)DE-He213 Pretargeting (dpeaa)DE-He213 Near-infrared fluorescence (dpeaa)DE-He213 Image-guided (dpeaa)DE-He213 Carcinoembryonic antigen (dpeaa)DE-He213 Lütje, Susanne verfasserin aut Franssen, Gerben M. verfasserin aut Bos, Desirée L. verfasserin aut Goldenberg, David M. verfasserin aut Boerman, Otto C. verfasserin aut Rijpkema, Mark verfasserin aut Enthalten in EJNMMI Research Berlin : Springer, 2011 9(2019), 1 vom: 04. Sept. (DE-627)664970265 (DE-600)2619892-7 2191-219X nnns volume:9 year:2019 number:1 day:04 month:09 https://dx.doi.org/10.1186/s13550-019-0551-4 kostenfrei Volltext GBV_USEFLAG_A SYSFLAG_A GBV_SPRINGER SSG-OLC-PHA GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_73 GBV_ILN_74 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_206 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_602 GBV_ILN_2005 GBV_ILN_2009 GBV_ILN_2014 GBV_ILN_2055 GBV_ILN_2111 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 9 2019 1 04 09 |
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A pretargeted multimodal approach for image-guided resection in a xenograft model of colorectal cancer |
abstract |
Background Image-guided surgery may improve surgical outcome for colorectal cancer patients. Here, we evaluated the feasibility of a pretargeting strategy for multimodal imaging in colorectal cancer using an anti-carcinoembryonic antigen (CEA) x anti-histamine-succinyl-glycine (HSG) bispecific antibody (TF2) in conjunction with the dual-labeled diHSG peptide (RDC018), using both a fluorophore for near-infrared fluorescence imaging and a chelator for radiolabeling. Methods Nude mice with subcutaneous (s.c) CEA-expressing LS174T human colonic tumors and CEA-negative control tumors were injected with TF2. After 16 h, different doses of 111In-labeled IMP-288 (non-fluorescent) or its fluorescent derivative RDC018 were administered to compare biodistributions. MicroSPECT/CT and near-infrared fluorescence imaging were performed 2 and 24 h after injection. Next, the biodistribution of the dual-labeled humanized anti-CEA IgG antibody [111In]In-DTPA-hMN-14-IRDye800CW (direct targeting) was compared with the biodistribution of 111In-RDC018 in mice with TF2-pretargeted tumors, using fluorescence imaging and gamma counting. Lastly, mice with intraperitoneal LS174T tumors underwent near-infrared fluorescence image-guided resection combined with pre- and post-resection microSPECT/CT imaging. Results 111In-RDC018 showed specific tumor targeting in pretargeted CEA-positive tumors (21.9 ± 4.5 and 10.0 ± 4.7% injected activity per gram (mean ± SD %IA/g), at 2 and 24 hours post-injection (p.i.), respectively) and a biodistribution similar to 111In-IMP288. Both fluorescence and microSPECT/CT images confirmed preferential tumor accumulation. At post mortem dissection, intraperitoneal tumors were successfully identified and removed using pretargeting with TF2 and 111In-RDC018. Conclusion A pretargeted approach for multimodal image-guided resection of colorectal cancer in a preclinical xenograft model is feasible, enables preoperative SPECT/CT, and might facilitate intraoperative fluorescence imaging. |
abstractGer |
Background Image-guided surgery may improve surgical outcome for colorectal cancer patients. Here, we evaluated the feasibility of a pretargeting strategy for multimodal imaging in colorectal cancer using an anti-carcinoembryonic antigen (CEA) x anti-histamine-succinyl-glycine (HSG) bispecific antibody (TF2) in conjunction with the dual-labeled diHSG peptide (RDC018), using both a fluorophore for near-infrared fluorescence imaging and a chelator for radiolabeling. Methods Nude mice with subcutaneous (s.c) CEA-expressing LS174T human colonic tumors and CEA-negative control tumors were injected with TF2. After 16 h, different doses of 111In-labeled IMP-288 (non-fluorescent) or its fluorescent derivative RDC018 were administered to compare biodistributions. MicroSPECT/CT and near-infrared fluorescence imaging were performed 2 and 24 h after injection. Next, the biodistribution of the dual-labeled humanized anti-CEA IgG antibody [111In]In-DTPA-hMN-14-IRDye800CW (direct targeting) was compared with the biodistribution of 111In-RDC018 in mice with TF2-pretargeted tumors, using fluorescence imaging and gamma counting. Lastly, mice with intraperitoneal LS174T tumors underwent near-infrared fluorescence image-guided resection combined with pre- and post-resection microSPECT/CT imaging. Results 111In-RDC018 showed specific tumor targeting in pretargeted CEA-positive tumors (21.9 ± 4.5 and 10.0 ± 4.7% injected activity per gram (mean ± SD %IA/g), at 2 and 24 hours post-injection (p.i.), respectively) and a biodistribution similar to 111In-IMP288. Both fluorescence and microSPECT/CT images confirmed preferential tumor accumulation. At post mortem dissection, intraperitoneal tumors were successfully identified and removed using pretargeting with TF2 and 111In-RDC018. Conclusion A pretargeted approach for multimodal image-guided resection of colorectal cancer in a preclinical xenograft model is feasible, enables preoperative SPECT/CT, and might facilitate intraoperative fluorescence imaging. |
abstract_unstemmed |
Background Image-guided surgery may improve surgical outcome for colorectal cancer patients. Here, we evaluated the feasibility of a pretargeting strategy for multimodal imaging in colorectal cancer using an anti-carcinoembryonic antigen (CEA) x anti-histamine-succinyl-glycine (HSG) bispecific antibody (TF2) in conjunction with the dual-labeled diHSG peptide (RDC018), using both a fluorophore for near-infrared fluorescence imaging and a chelator for radiolabeling. Methods Nude mice with subcutaneous (s.c) CEA-expressing LS174T human colonic tumors and CEA-negative control tumors were injected with TF2. After 16 h, different doses of 111In-labeled IMP-288 (non-fluorescent) or its fluorescent derivative RDC018 were administered to compare biodistributions. MicroSPECT/CT and near-infrared fluorescence imaging were performed 2 and 24 h after injection. Next, the biodistribution of the dual-labeled humanized anti-CEA IgG antibody [111In]In-DTPA-hMN-14-IRDye800CW (direct targeting) was compared with the biodistribution of 111In-RDC018 in mice with TF2-pretargeted tumors, using fluorescence imaging and gamma counting. Lastly, mice with intraperitoneal LS174T tumors underwent near-infrared fluorescence image-guided resection combined with pre- and post-resection microSPECT/CT imaging. Results 111In-RDC018 showed specific tumor targeting in pretargeted CEA-positive tumors (21.9 ± 4.5 and 10.0 ± 4.7% injected activity per gram (mean ± SD %IA/g), at 2 and 24 hours post-injection (p.i.), respectively) and a biodistribution similar to 111In-IMP288. Both fluorescence and microSPECT/CT images confirmed preferential tumor accumulation. At post mortem dissection, intraperitoneal tumors were successfully identified and removed using pretargeting with TF2 and 111In-RDC018. Conclusion A pretargeted approach for multimodal image-guided resection of colorectal cancer in a preclinical xenograft model is feasible, enables preoperative SPECT/CT, and might facilitate intraoperative fluorescence imaging. |
collection_details |
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container_issue |
1 |
title_short |
A pretargeted multimodal approach for image-guided resection in a xenograft model of colorectal cancer |
url |
https://dx.doi.org/10.1186/s13550-019-0551-4 |
remote_bool |
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author2 |
Lütje, Susanne Franssen, Gerben M. Bos, Desirée L. Goldenberg, David M. Boerman, Otto C. Rijpkema, Mark |
author2Str |
Lütje, Susanne Franssen, Gerben M. Bos, Desirée L. Goldenberg, David M. Boerman, Otto C. Rijpkema, Mark |
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doi_str |
10.1186/s13550-019-0551-4 |
up_date |
2024-07-04T01:13:56.395Z |
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