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Inhibition of ovarian cancer growth and implantation by paclitaxel after laparoscopic surgery in a mouse model.

AbstractOBJECTIVE: We used an established experimental model to evaluate the influence of intraperitoneal chemotherapy on the generation of laparoscopy-associated metastases and the effectiveness of chemotherapy. STUDY DESIGN: Twenty-four nude mice underwent laparoscopy with carbon dioxide insufflation and the instillation of a tumor cell suspension with or without paclitaxel into the peritoneal cavity. Mice were allocated to 1 of the following groups (8 mice to each group): (1) controls; (2) paclitaxel given during the operation; (3) paclitaxel given after the operation. Mice were killed 30 days after the procedure, and the peritoneal cavity and port sites were examined for the presence of tumors. RESULTS: Tumor implantation and port-site metastases were reduced more by the intraoperative intraperitoneal administration of paclitaxel during the operation than by administration after the operation. CONCLUSION: Intraoperative intraperitoneal administration of paclitaxel may decrease significantly the occurrence of port-site metastasis and intraperitoneal dissemination in an animal study.
AuthorsChyi-Long Lee, Nari Kay (Affiliation: Department of Obstetrics and Gynecology, Division of Gynecologic Endoscopy, Chang Gung Memorial Hospital, Chang Gung University, Taipei, Taiwan. chyilong at ms21.hinet.net)
JournalAmerican journal of obstetrics and gynecology (Am J Obstet Gynecol) Vol. 195 Issue 5 Pg. 1278-81 (Nov 2006) ISSN: 1097-6868 United States
PMID17014818 (Publication Type: Journal Article, Research Support, Non-U.S. Gov't)
Chemical References
  • Antineoplastic Agents, Phytogenic
  • Paclitaxel
Topics
  • Abdomen (surgery)
  • Animals
  • Antineoplastic Agents, Phytogenic (administration & dosage, pharmacology)
  • Cell Line, Tumor
  • Drug Administration Schedule
  • Female
  • Humans
  • Injections, Intraperitoneal
  • Intraoperative Period
  • Laparoscopy (adverse effects)
  • Mice
  • Mice, Nude
  • Neoplasm Seeding
  • Neoplasm Transplantation
  • Ovarian Neoplasms (pathology, secondary)
  • Paclitaxel (administration & dosage, pharmacology)
  • Postoperative Period