Metastatic pattern of CC531 colon carcinoma cells in the abdominal cavity: an experimental model of peritoneal carcinomatosis in rats

2001 ◽  
Vol 27 (4) ◽  
pp. 359-363 ◽  
Author(s):  
A.M.F Lopes Cardozo ◽  
A Gupta ◽  
M.J Koppe ◽  
S Meijer ◽  
P.A.M van Leeuwen ◽  
...  
2020 ◽  
Vol 13 (3) ◽  
pp. 245-250
Author(s):  
Mahdi Hatamipour ◽  
Mahmoud R. Jaafari ◽  
Amir A. Momtazi-Borojeni ◽  
Mahin Ramezani ◽  
Amirhossein Sahebkar

Background and Aims: Niclosamide is an established anti-helminthic drug, which has recently been shown to inhibit the growth of various cancer cells. To exploit the potential anti-tumor activity of this drug for systemic use, the problem of low aqueous solubility should be addressed. The present study tested the in vivo anti-tumor effects of a recently developed nanoliposomal preparation of niclosamide in an experimental model of colon carcinoma. Methods : The cytotoxicity of nanoliposomal niclosamide on CT26 colon carcinoma cells was evaluated using the MTT test. Inhibition of tumor growth was investigated in BALB/c mice bearing CT26 colon carcinoma cells. The animals were randomly divided into 4 groups including: 1) untreated control, 2) liposomal doxorubicin (15 mg/kg; single intravenous dose), 3) liposomal niclosamide (1 mg/kg/twice a week; intravenously for 4 weeks), and 4) free niclosamide (1 mg/kg/twice a week; intravenously for 4 weeks). To study therapeutic efficacy, tumor size and survival were monitored in 2-day intervals for 40 days. Results: In vitro results indicated that nanoliposomal and free niclosamide could exert cytotoxic effects with IC50 values of 4.5 and 2.5 μM, respectively. According to in vivo studies, nanoliposomal niclosamide showed a higher growth inhibitory activity against CT26 colon carcinoma cells compared with free niclosamide as revealed by delayed tumor growth and prolongation of survival. Conclusion : Nnaoliposomal encapsulation enhanced anti-tumor properties of niclosamide in an experimental model of colon carcinoma.


Planta Medica ◽  
2014 ◽  
Vol 80 (16) ◽  
Author(s):  
R Paduch ◽  
M Tomczyk ◽  
A Wiater ◽  
A Dudek ◽  
M Pleszczynska ◽  
...  

2003 ◽  
Vol 37 (1) ◽  
pp. 99-107 ◽  
Author(s):  
Nils-Erik Huseby ◽  
Nana Asare ◽  
Silje Wetting ◽  
Idun Merete Mikkelsen ◽  
Bente Mortensen ◽  
...  

1990 ◽  
Vol 265 (32) ◽  
pp. 19980-19989
Author(s):  
R V Iozzo ◽  
I Kovalszky ◽  
N Hacobian ◽  
P K Schick ◽  
J S Ellingson ◽  
...  

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