Comparison of hyperthermia and adrenaline to enhance the intratumoral accumulation of cisplatin in a murin model of peritoneal carcinomatosis
<p>Abstract</p> <p>Background</p> <p>The best method to deliver intraperitoneal chemotherapy (IPC) for peritoneal carcinomatosis from ovarian cancer is not well defined. The aim of this study was to assess the ability of hyperthermia and adrenaline to enhance the intrat...
| Main Authors: | , , , , , , , , |
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| Format: | Article |
| Language: | English |
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BMC
2011-01-01
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| Series: | Journal of Experimental & Clinical Cancer Research |
| Online Access: | http://www.jeccr.com/content/30/1/4 |
| _version_ | 1831560403490963456 |
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| author | Tixier Hervé Delroeux Delphine Ladoire Sylvain Radais François Facy Olivier Ghiringhelli François Rat Patrick Chauffert Bruno Ortega-Deballon Pablo |
| author_facet | Tixier Hervé Delroeux Delphine Ladoire Sylvain Radais François Facy Olivier Ghiringhelli François Rat Patrick Chauffert Bruno Ortega-Deballon Pablo |
| author_sort | Tixier Hervé |
| collection | DOAJ |
| description | <p>Abstract</p> <p>Background</p> <p>The best method to deliver intraperitoneal chemotherapy (IPC) for peritoneal carcinomatosis from ovarian cancer is not well defined. The aim of this study was to assess the ability of hyperthermia and adrenaline to enhance the intratumoral accumulation of cisplatin in a rat model of peritoneal carcinomatosis.</p> <p>Methods</p> <p>Four groups of 5 BDIX rats with ovarian peritoneal carcinomatosis underwent IPC with 30 mg/l of cisplatin according to the following conditions: normothermia at 37° for 1 or 2 hours, hyperthermia at 42°C for 1 hour or normothermia at 37°C for 2 hours with 2 mg/l adrenaline. Tissue platinum content was measured by atomic absorption spectroscopy. The effect of hyperthermia, adrenaline and the duration of exposure to the drug was measured <it>in vivo </it>(tissue concentration of platinum in tumor, abdominal and extra abdominal tissues) and <it>in vitro </it>(cytotoxicity on human ovarian cancer cells).</p> <p>Results</p> <p><it>In vitro</it>, hyperthermia and longer exposure enhanced the accumulation and the cytotoxic effect of cisplatin on cancer cells. <it>In vivo</it>, only the 2 hours treatment with adrenaline resulted in increased platinum concentrations. The rats treated with adrenaline showed significantly lower concentrations of cisplatin in extra peritoneal tissues than those treated with hyperthermia.</p> <p>Conclusion</p> <p>Adrenaline is more effective than hyperthermia in order to enhance the intratumoral concentration of cisplatin in rats with peritoneal carcinomatosis from ovarian origin. It may also decrease the systemic absorption of the drug.</p> |
| first_indexed | 2024-12-17T05:45:33Z |
| format | Article |
| id | doaj.art-40af7fd486c94fc480044141631f66ff |
| institution | Directory Open Access Journal |
| issn | 1756-9966 |
| language | English |
| last_indexed | 2024-12-17T05:45:33Z |
| publishDate | 2011-01-01 |
| publisher | BMC |
| record_format | Article |
| series | Journal of Experimental & Clinical Cancer Research |
| spelling | doaj.art-40af7fd486c94fc480044141631f66ff2022-12-21T22:01:19ZengBMCJournal of Experimental & Clinical Cancer Research1756-99662011-01-01301410.1186/1756-9966-30-4Comparison of hyperthermia and adrenaline to enhance the intratumoral accumulation of cisplatin in a murin model of peritoneal carcinomatosisTixier HervéDelroeux DelphineLadoire SylvainRadais FrançoisFacy OlivierGhiringhelli FrançoisRat PatrickChauffert BrunoOrtega-Deballon Pablo<p>Abstract</p> <p>Background</p> <p>The best method to deliver intraperitoneal chemotherapy (IPC) for peritoneal carcinomatosis from ovarian cancer is not well defined. The aim of this study was to assess the ability of hyperthermia and adrenaline to enhance the intratumoral accumulation of cisplatin in a rat model of peritoneal carcinomatosis.</p> <p>Methods</p> <p>Four groups of 5 BDIX rats with ovarian peritoneal carcinomatosis underwent IPC with 30 mg/l of cisplatin according to the following conditions: normothermia at 37° for 1 or 2 hours, hyperthermia at 42°C for 1 hour or normothermia at 37°C for 2 hours with 2 mg/l adrenaline. Tissue platinum content was measured by atomic absorption spectroscopy. The effect of hyperthermia, adrenaline and the duration of exposure to the drug was measured <it>in vivo </it>(tissue concentration of platinum in tumor, abdominal and extra abdominal tissues) and <it>in vitro </it>(cytotoxicity on human ovarian cancer cells).</p> <p>Results</p> <p><it>In vitro</it>, hyperthermia and longer exposure enhanced the accumulation and the cytotoxic effect of cisplatin on cancer cells. <it>In vivo</it>, only the 2 hours treatment with adrenaline resulted in increased platinum concentrations. The rats treated with adrenaline showed significantly lower concentrations of cisplatin in extra peritoneal tissues than those treated with hyperthermia.</p> <p>Conclusion</p> <p>Adrenaline is more effective than hyperthermia in order to enhance the intratumoral concentration of cisplatin in rats with peritoneal carcinomatosis from ovarian origin. It may also decrease the systemic absorption of the drug.</p>http://www.jeccr.com/content/30/1/4 |
| spellingShingle | Tixier Hervé Delroeux Delphine Ladoire Sylvain Radais François Facy Olivier Ghiringhelli François Rat Patrick Chauffert Bruno Ortega-Deballon Pablo Comparison of hyperthermia and adrenaline to enhance the intratumoral accumulation of cisplatin in a murin model of peritoneal carcinomatosis Journal of Experimental & Clinical Cancer Research |
| title | Comparison of hyperthermia and adrenaline to enhance the intratumoral accumulation of cisplatin in a murin model of peritoneal carcinomatosis |
| title_full | Comparison of hyperthermia and adrenaline to enhance the intratumoral accumulation of cisplatin in a murin model of peritoneal carcinomatosis |
| title_fullStr | Comparison of hyperthermia and adrenaline to enhance the intratumoral accumulation of cisplatin in a murin model of peritoneal carcinomatosis |
| title_full_unstemmed | Comparison of hyperthermia and adrenaline to enhance the intratumoral accumulation of cisplatin in a murin model of peritoneal carcinomatosis |
| title_short | Comparison of hyperthermia and adrenaline to enhance the intratumoral accumulation of cisplatin in a murin model of peritoneal carcinomatosis |
| title_sort | comparison of hyperthermia and adrenaline to enhance the intratumoral accumulation of cisplatin in a murin model of peritoneal carcinomatosis |
| url | http://www.jeccr.com/content/30/1/4 |
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