REFERENCES 
Aaronson, S.A., and Barbacid, M. (1980). Viral genes involved in leukemogenesis. 
I. Generation of recombinants between oncogenic and nononcogenic mouse type-C 
viruses in tissue culture. J. Exp. Med. 151 . 467-480. 
Aaronson, S.A., and Dunn, C.Y. (1974). Endogenous C-type viruses of BALB-c 
cells: frequencies of spontaneous and chemical induction. J. Virol. U3, 181-185. 
Adrian, G.S., Wiginton, D.A. , and Hutton, J.J. (1984). Structure of adenosine 
deaminase mRNAs from normal and adenosine deaminase-deficient human cell lines. 
Mol. Cell Biol. 4, 1712-1717. 
Anderson, W.F. (1984). Prospects for human gene therapy. Science 226(4673) , 
401-409. 
Bacheler, L. , and Ian, H. (1981). Isolation of recombinant DNA clones carrying 
complete integrated proviruses of Moloney leukemia virus. J. Virol. 37, 181-190. 
Bandyopedhyay, P.K. , and Temin, H.M. (1984). Expression of complete chicken 
thymidine kinase gene inserted in a retrovirus vector. Mol. Cell Biol. 4, 
749-754. 
Bassin, R.H., Tuttle, N., and Fischinger, P.J. (1970). Isolation of murine 
sarcoma virus transformed mouse cells which are negative for leukemia virus from 
agar suspension cultures. Int. J. Cancer 6, 95-107. 
Bassin, R.H., Tuttle, N., and Fischinger, P.J. (1971). Rapid cell culture assay 
technique for murine leukemia viruses. Nature 229 , 564-566. 
Belmont, J.W. , Henkel-Tigges , J., Chang, S.M., Wager-Smith, K. , Kellems, R.E. , 
Dick, J.E., Magli, M.C., Phillips, R.A. , Bernstein, A., and Caskey, C.T. (1986). 
Expression of human adenosine deaminase in murine haematopoietic progenitor cells 
following retroviral transfer. Nature 322(6077) , 385-387. 
Berns, A.J., Lai, M.H., Bosselman, R.A. , McKennett, M.A. , Bacheler, L.T. , Fan, 
H., Maandag, E.C., van der Putten, H.V. , and Verma, I.M. (1980). Molecular 
cloning of unintegrated and a portion of integrated moloney murine leukemia viral 
DNA in bacteriophage lambda. J. Virol. 36, 254-263. 
Bonner, T.I., O’Connell, C. , and Cohen, M. (1982). Cloned endogenous retroviral 
sequences from human DNA. Proc. Natl. Acad. Sci. USA 79, 4709-4713. 
Calos, M.P., Lebkowski , J.S., and Botchan, M.R. (1983). High mutation frequency 
in DNA transfected into mammalian cells. Proc. Natl. Acad. Sci. USA 80 , 
3015-3019. 
Celander, D., and Haseltine, W.A. (1984). Tissue-specific transcription 
preference as a determinant of cell tropism and leukaemogenic potential of murine 
retroviruses. Nature 312(5990) , 159-162. 
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