Appearance of virus-specific RNA, virus particles, and cell surface changes in cells rapidly transformed by the murine sarcoma virus

Virology ◽  
1973 ◽  
Vol 53 (1) ◽  
pp. 186-195 ◽  
Author(s):  
Samuel Salzberg ◽  
Martin S. Robin ◽  
Maurice Green
1972 ◽  
Vol 139 (3) ◽  
pp. 1071-1077 ◽  
Author(s):  
J. C. Chuat ◽  
C. Bernard ◽  
F. Lasquellec ◽  
P. Tchen ◽  
M. Boiron

Author(s):  
R. A. Al-Adhami ◽  
A. L. Chapman

Fujinaga et al reported MSV induced rat and hamster osteosarcoma which showed an occassional unusual bud in the rat induced tumors. Savage and Hackett and Hackett and Sylvester reported abnormal type C virus in UCLB cells derived from Balb/3t3 cells infected and transformed with MLV. They wer unable to demonstrate sarcoma virus activity. Fischinger and O‘Connor reported the infection of cat embryo cells by a centrifugally induced aggregate of murine sarcoma virus and feline leukemia virus designated as MSV(FelLV). This virus gave rise to a defective, focus forming virus which propagated in cat cells but not in mouse cells.In the present study the morphoiogy of the MSV(FelLV) virus obtained from Dr. Fischinger and maintained in our laboratory since 1970 will be reported. Feline embryo fibroblasts (established in our lab.) and Crandall feline kidney cells (Cutter-Haver-Lockhart, Shawnee, Kansas) were used in this study.


1983 ◽  
Vol 3 (12) ◽  
pp. 2298-2301 ◽  
Author(s):  
L F Parada ◽  
R A Weinberg

Oncogenes have previously been reported in the DNAs of mouse fibroblast lines which had become transformed after in vitro exposure to the carcinogen 3-methylcholanthrene. These oncogenes are now shown to be versions of the cellular Kirsten ras gene and are therefore homologous to oncogenes detected in a variety of human tumor DNAs.


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