Laboratory Animal and Comparative Medicine ›› 2018, Vol. 38 ›› Issue (3): 194-201.DOI: 10.3969/j.issn.1674-5817.2018.03.006

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Efficacy and Safety Evaluation of Combination Treathment with Endostar and Cisplatin in Malignant Peritoneal Effusion

YAN Jun1, LU Guo-feng2, WANG Chun1, MIN Xin1   

  1. 1. Department of Oncology,Jiading District Central Hospital,Shanghai 201800;
    2. Department of Pathology,Jiading District Central Hospital,Shanghai 201800,China
  • Received:2018-01-02 Online:2018-06-25 Published:2021-03-01

Abstract: Objective To evaluate efficacy of the combination of Endostar and cisplatin in malignant peritoneal effusion and its underlying mechanism(s).Methods The H22 tumor ascites mice model was successfully established and randomly divided into control group,Endostar group (10 mg/kg/day),cisplatin group (2.5 mg/kg/5 day),combination group 1(Endostar was given every day) and combination group2 (Endostar was given every 2 days).Each group consist of 18 animals.At the end of the treatment,6 animals in each group were sacrificed.The ascites volume,erythrocytes number in ascites,number and apoptosis rate of tumor cells in ascites were recorded.The survival time was observed and the endpoint was determined as all control animals died.Results (1) Compared with the saline group,the body weight,the growth rate of the abdominal circumference and the ascites volume were significantly decreased in the Endostar group,cisplatin group and the Endostar-cisplatin combination group (P<0.01).The growth rate in the body weight and abdominal circumference and ascites volume were significantly lower than those in the Endostar group and the cisplatin group (P<0.01).(2) The number of erythrocytes in Endostar-cisplatin combination group 2 was significantly lower than that in saline group,Endostar group and cisplatin group (P<0.01).The number of tumor cells in the ascites of the saline group was significantly higher than that in the Endostar group,the cisplatin group and the Endostar-cisplatin combination group (P<0.01).The apoptosis rate of tumor cells in Endostar-cisplatin combined group was significantly higher than that in saline group and Endostar group (P<0.01),There was no significant difference between control and cisplatin group.(3) Log-rank analysis showed that combination group had a significant effect on the survival time of mice (P<0.01).Conclusion The combination of Endostar and cisplatin effectively inhibits the production of ascites,reduces the red blood cell permeability,and induces the apoptosis of tumor cells in ascites,which may extend the survival time of animal.The two drugs has synergistic effect.The effect of daily administration of Endostar is better than administration each other day.

Key words: Endostar, Cisplatin, Malignant peritoneal effusion, Efficacy evaluation

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