## Abstract Some properties of a hamster tumor cell line, the PM‐1 cl 6 (PM‐1), derived from a hamster tumor induced by the Harvey murine sarcoma virus (H‐MuSV) are described. The PM‐1 cell line appears to be free of viruses of the murine leukemia‐sarcoma complex as tested by the absence of plaque
Rescue of the murine sarcoma virus genome from non-producer cells by the RD-114 type C virus
✍ Scribed by R. V. Gilden; Y. K. Lee; C. Long
- Publisher
- John Wiley and Sons
- Year
- 1972
- Tongue
- French
- Weight
- 447 KB
- Volume
- 10
- Category
- Article
- ISSN
- 0020-7136
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✦ Synopsis
Abstract
A pseudotype focus‐forming virus was prepared by fusion of human cells infected with RD‐114 virus and non‐producer hamster cells transformed by murine sarcoma virus. The focus‐forming virus, designated MSV (RD‐114), transformed human fibroblasts, including WI‐38, but no mouse, hamster, or rat embryo cells. MSV (RD‐114) possesses envelope, group‐specific, and polymerase antigenic reactivities characteristic of RD‐114 virus. RD‐114 infected cells were resistant to focus formation by MSV (RD‐114) while no diminution in focus‐forming activity was observed in cells infected with feline leukemia virus.
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