Published in Proc Natl Acad Sci U S A on March 01, 1973
A new class of murine leukemia virus associated with development of spontaneous lymphomas. Proc Natl Acad Sci U S A (1977) 13.96
Naturally occurring murine leukemia viruses in wild mice: characterization of a new "amphotropic" class. J Virol (1976) 9.33
Biochemical evidence that MCF murine leukemia viruses are envelope (env) gene recombinants. Proc Natl Acad Sci U S A (1977) 6.80
A novel murine oncornavirus with dual eco- and xenotropic properties. Proc Natl Acad Sci U S A (1975) 5.91
Friend strain of spleen focus-forming virus: a recombinant between mouse type C ecotropic viral sequences and sequences related to xenotropic virus. J Virol (1977) 3.70
Friend strain of spleen focus-forming virus is a recombinant between ecotropic murine type C virus and the env gene region of xenotropic type C virus. Proc Natl Acad Sci U S A (1977) 3.62
Human RNA "rumor" viruses: the search for novel human retroviruses in chronic disease. Microbiol Mol Biol Rev (2008) 3.07
A distinct class of inducible murine type-C viruses that replicates in the rabbit SIRC cell line. Proc Natl Acad Sci U S A (1974) 3.00
A neutralizable epitope common to the envelope glycoproteins of ecotropic, polytropic, xenotropic, and amphotropic murine leukemia viruses. J Virol (1990) 3.00
Evidence that the AKR murine-leukemia-virus genome is complete in DNA of the high-virus AKR mouse and incomplete in the DNA of the "virus-negative" NIH mouse. Proc Natl Acad Sci U S A (1974) 2.95
AKR murine leukemia virus genome: frequency of sequences in DNA of high-, low-, and non-virus-yielding mouse strains. Proc Natl Acad Sci U S A (1974) 2.91
Homology between type-C viruses of various species as determined by molecular hybridization. Proc Natl Acad Sci U S A (1973) 2.90
Simple, quantitative assay for both xenotropic murine leukemia and ecotropic feline leukemia viruses. J Virol (1974) 2.84
Isolation from the asian mouse Mus caroli of an endogenous type C virus related to infectious primate type C viruses. Proc Natl Acad Sci U S A (1975) 2.71
Nucleic acid homology of murine type-C viral genes. J Virol (1974) 2.51
Genetic mapping of xenotropic murine leukemia virus-inducing loci in five mouse strains. J Exp Med (1980) 2.34
Widespread natural occurrence of high titers of neutralizing antibodies to a specific class of endogenous mouse type-C virus. Proc Natl Acad Sci U S A (1974) 2.27
Induction of GIX antigen and gross cell surface antigen after infection by ecotropic and xenotropic murine leukemia viruses in vitro. J Virol (1976) 2.11
Pseudotypes of feline sarcoma virus contain an 85,000-dalton protein with feline oncornavirus-associated cell membrane antigen (FOCMA) activity. Proc Natl Acad Sci U S A (1978) 2.01
Two distinct endogenous type C viruses isolated from the asian rodent Mus cervicolor: conservation of virogene sequences in related rodent species. J Virol (1977) 1.98
Restriction endonuclease mapping of unintegrated proviral DNA of Snyder-Theilen feline sarcoma virus: localization of sarcoma-specific sequences. J Virol (1979) 1.98
Nucleic acid homology of murine xenotropic type C viruses. J Virol (1975) 1.82
Cell-surface antigens associated with recombinant mink cell focus-inducing murine leukemia viruses. J Exp Med (1979) 1.69
Comparative studies on the structural phosphoproteins of mammalian type C viruses. J Virol (1975) 1.66
Interspecies antigenic determinants of the reverse transcriptases and p30 proteins of mammalian type C viruses. J Virol (1975) 1.64
Structural markers on core protein p30 of murine leukemia virus: functional correlation with Fv-1 tropism. Proc Natl Acad Sci U S A (1978) 1.51
Quantitative analysis of the rescue of RNA sequences by mammalian type C viruses. J Virol (1975) 1.42
Identification of retroviral gp70 and anti-gp70 antibodies involved in circulating immune complexes in NZB X NZW mice. J Exp Med (1981) 1.28
Murine type-C virus group-specific antigens: interstrain immunochemical, biophysical, and amino acid sequence differences. J Virol (1974) 1.27
Identification of replication competent murine gammaretroviruses in commonly used prostate cancer cell lines. PLoS One (2011) 1.22
Genetic individuality of intracisternal A-particles of Mus musculus. J Virol (1979) 1.15
Type C viral expression in primate tissues. Proc Natl Acad Sci U S A (1974) 1.14
Wild mouse RNA tumor viruses. A nongenetically transmitted virus group closely related to exogenous leukemia viruses of laboratory mouse strains. J Exp Med (1979) 1.10
XMRV and prostate cancer--a 'final' perspective. Nat Rev Urol (2012) 1.08
Frequent detection of infectious xenotropic murine leukemia virus (XMLV) in human cultures established from mouse xenografts. Cancer Biol Ther (2011) 1.06
Structural characteristics and nucleotide sequence analysis of genomic RNA from RD-114 virus and feline RNA tumor viruses. J Virol (1973) 1.04
C-type virus particles in human tumours transplanted into nude mice. Br J Cancer (1976) 1.03
Serological studies with low-molecular-weight polypeptides from the Moloney strain of murine leukemia virus. J Virol (1975) 1.02
Demonstration of a genetic factor influencing spontaneous release of a xenotropic virus of mouse cells. Proc Natl Acad Sci U S A (1974) 1.02
Biochemical analysis of murine leukemia viruses isolated from radiation-induced leukemias of strain BALB/c. J Virol (1980) 0.99
Suppression of murine type-C RNA virogenes by type-specific oncornavirus vaccines: prospects for prevention of cancer. Proc Natl Acad Sci U S A (1976) 0.96
Infection of Xenotransplanted Human Cell Lines by Murine Retroviruses: A Lesson Brought Back to Light by XMRV. Front Oncol (2013) 0.95
Replication of mouse-tropic and xenotropic strains of murine leukemia virus in human x mouse hybrid cells. Proc Natl Acad Sci U S A (1974) 0.95
Glycopeptides of murine leukemia viruses. II. Comparison of xenotropic and dual-tropic viruses. J Virol (1980) 0.92
Type C viruses from Kirsten sarcoma-transformed mink cells co-cultivated with primate cells and expressing p30 antigens related to feline leukemia virus. J Virol (1976) 0.89
Association of endogenous retroviruses with radiation-induced leukemias of BALB/c mice. J Virol (1980) 0.88
Biophysical-immunological assay for ribonucleic acid type C viruses. Appl Microbiol (1974) 0.86
Mouse retrovirus mediates porcine endogenous retrovirus transmission into human cells in long-term human-porcine chimeric mice. J Clin Invest (2004) 0.83
Genetic recombination between mouse type C RNA viruses: a mechanism for endogenous viral gene amplification in mammalian cells. Proc Natl Acad Sci U S A (1978) 0.83
Activation of murine 'T' lymphomas in the presence of a human myeloma cell line, RPMI-8226, in vivo. Br J Cancer (1988) 0.82
Chemical transformation of rat cells infected with xenotropic type-C RNA virus and its suppression by virus-specific antiserum. Proc Natl Acad Sci U S A (1977) 0.81
Leukemogenicity and cell transformation mechanisms in vitro by Gross murine leukemia virus: analysis of virus subpopulations. J Virol (1981) 0.80
The human lung adenocarcinoma cell line EKVX produces an infectious xenotropic murine leukemia virus. Viruses (2011) 0.79
The saga of XMRV: a virus that infects human cells but is not a human virus. Emerg Microbes Infect (2014) 0.79
Tryptic peptide analysis of gag gene proteins of endogenous mouse type C viruses. J Virol (1979) 0.79
Susceptibility of human lymphoid tissue cultured ex vivo to xenotropic murine leukemia virus-related virus (XMRV) infection. PLoS One (2012) 0.78
Role of endogenous cat retrovirus in cell differentiation. Proc Natl Acad Sci U S A (1982) 0.77
Generation of multiple replication-competent retroviruses through recombination between PreXMRV-1 and PreXMRV-2. J Virol (2013) 0.77
Frequent infection of human cancer xenografts with murine endogenous retroviruses in vivo. Viruses (2015) 0.76
Analysis of two monoclonal antibodies reactive with envelope proteins of murine retroviruses: one pan specific antibody and one specific for Moloney leukemia virus. J Virol Methods (2014) 0.75
Measurement of Gross cell-surface antigen and p30 level in murine retrovirus-infected cell lines. Br J Cancer (1981) 0.75
Murine sarcoma and leukemia viruses: assay using clonal lines of contact-inhibited mouse cells. J Virol (1969) 11.78
Host-range restrictions of murine leukemia viruses in mouse embryo cell cultures. J Virol (1970) 11.14
Development of 3T3-like lines from Balb-c mouse embryo cultures: transformation susceptibility to SV40. J Cell Physiol (1968) 10.54
A major genetic locus affecting resistance to infection with murine leukemia viruses. I. Tissue culture studies of naturally occurring viruses. J Exp Med (1971) 9.81
Murine leukemia virus: high-frequency activation in vitro by 5-iododeoxyuridine and 5-bromodeoxyuridine. Science (1971) 8.78
Persistent infection of a rat kidney cell line with Rauscher murine leukemia virus. J Bacteriol (1966) 8.11
Induction of murine C-type viruses from clonal lines of virus-free BALB-3T3 cells. Science (1971) 6.71
Antigens of leukemias induced by naturally occurring murine leukemia virus: their relation to the antigens of gross virus and other murine leukemia viruses. J Exp Med (1966) 6.45
Cultivation in vitro of cells derived from a human rhabdomyosarcoma. Cancer (1969) 4.99
C-type virus associated with gibbon lymphosarcoma. Nat New Biol (1972) 3.77
Separation of murine cellular and murine leukaemia virus DNA polymerases. Nat New Biol (1971) 3.71
Group-specific antigen expression during embryogenesis of the genome of the C-type RNA tumor virus: implications for ontogenesis and oncogenesis. Proc Natl Acad Sci U S A (1970) 3.71
C-type virus in tumor tissue of a woolly monkey (Lagothrix spp.) with fibrosarcoma. J Natl Cancer Inst (1971) 3.63
Radioimmunoassay of mammalian type C viral proteins. I. Species specific reactions of murine and feline viruses. J Immunol (1972) 3.23
Immunological relationships of reverse transcriptases from ribonucleic acid tumor viruses. J Virol (1972) 2.65
Rescue of the genome of focus forming virus from rat non-productive lines by 5'-bromodeoxyruidine. Nat New Biol (1971) 2.51
Cultivation of human breast carcinomas. J Natl Cancer Inst (1958) 2.19
Some properties of a new epithelial cell line of human origin. J Natl Cancer Inst (1970) 2.15
Purification and immunological characterization of the major internal protein of the RD-114 virus. Proc Natl Acad Sci U S A (1972) 1.92
Spontaneous release of type C viruses from clonal lines of spontaneously transformed Blab-3T3 cells. Nat New Biol (1972) 1.81
Reverse transcriptases of primate viruses as immunological markers. Science (1972) 1.61
Group-specific antigens of RNA tumor viruses as markers for subinfectious expression of the RNA virus genome. Proc Natl Acad Sci U S A (1972) 1.55
Human liposarcomas: tissue cultures containing foci of transformed cells with viral particles. Science (1969) 1.42
Tumour nodule formation as an in vivo measure of the suppression of cellular immune response by antilymphocytic serum. Nature (1969) 1.36
Histogenetic behavior of tumors. I. Morphologic variation in vitro and in vivo of two related human carcinoma cell lines. J Natl Cancer Inst (1969) 1.36
A permanent heteroploid human cell line with type B glucose-6-phosphate dehydrogenase. Proc Soc Exp Biol Med (1971) 1.27
Productive infection and morphologic alteration of human cells by a modified sarcoma virus. J Natl Cancer Inst (1970) 1.17
Specificity of antibody to the RD-114 viral polymerase. Nat New Biol (1973) 1.09
Growth of 2 human tumour cell lines in mice treated with antilymphocyte serum. Nature (1967) 1.08
Quantitative aspects of plasma membrane-associated immunoglobulin in clones of diploid human lymphocytes. Science (1971) 0.98
Heterotransplantation of cultured cell lines in newborn hamsters treated with antilymphocyte serum. Nature (1971) 0.86
The initiation of cell division in a contact-inhibited mammalian cell line. J Cell Physiol (1965) 12.07
Murine sarcoma and leukemia viruses: assay using clonal lines of contact-inhibited mouse cells. J Virol (1969) 11.78
In vitro cultivation of human tumors: establishment of cell lines derived from a series of solid tumors. J Natl Cancer Inst (1973) 11.26
Host-range restrictions of murine leukemia viruses in mouse embryo cell cultures. J Virol (1970) 11.14
Identification and characterization of conserved and variable regions in the envelope gene of HTLV-III/LAV, the retrovirus of AIDS. Cell (1986) 10.70
Development of 3T3-like lines from Balb-c mouse embryo cultures: transformation susceptibility to SV40. J Cell Physiol (1968) 10.54
Isolation of naturally occurring viruses of the murine leukemia virus group in tissue culture. J Virol (1969) 9.39
Growth factors from murine sarcoma virus-transformed cells. Proc Natl Acad Sci U S A (1978) 8.01
Genetic variation in HTLV-III/LAV over time in patients with AIDS or at risk for AIDS. Science (1986) 7.81
Complement fixation and tissue culture assays for mouse leukemia viruses. Proc Natl Acad Sci U S A (1965) 7.77
Oncogenes of RNA tumor viruses as determinants of cancer. Proc Natl Acad Sci U S A (1969) 7.69
Autocrine secretion and malignant transformation of cells. N Engl J Med (1980) 7.49
Selective transmission of human immunodeficiency virus type-1 variants from mothers to infants. Science (1992) 7.44
Report of an Outbreak of Q Fever at the National Institute of Health : II. Epidemiological Features. Am J Public Health Nations Health (1947) 7.39
Induction of murine C-type viruses from clonal lines of virus-free BALB-3T3 cells. Science (1971) 6.71
Nerve growth factor receptors on human melanoma cells in culture. Proc Natl Acad Sci U S A (1977) 6.62
Mink cell line Mv 1 Lu (CCL 64). Focus formation and the generation of "nonproducer" transformed cell lines with murine and feline sarcoma viruses. Virology (1974) 6.53
Characterization of a newly derived human sarcoma cell line (HT-1080). Cancer (1974) 6.53
A COMPLEX VACCINE EFFECTIVE AGAINST DIFFERENT STRAINS OF INFLUENZA VIRUS. Science (1940) 6.43
Isolation of the virus of herpes simplex and the demonstration of intranuclear inclusions in a case of acute encephalitis. Am J Pathol (1941) 6.38
Transforming growth factors produced by certain human tumor cells: polypeptides that interact with epidermal growth factor receptors. Proc Natl Acad Sci U S A (1980) 6.32
An apparently new enterovirus isolated from patients with disease of the central nervous system. J Infect Dis (1974) 6.22
Non-producer human cells induced by murine sarcoma virus. Int J Cancer (1975) 5.82
Rescue of the defective genome of Moloney sarcoma virus from a noninfectious hamster tumor and the production of pseudotype sarcoma viruses with various murine leukemia viruses. Proc Natl Acad Sci U S A (1966) 5.34
Studies on the nucleic acid sequences of Kirsten sarcoma virus: a model for formation of a mammalian RNA-containing sarcoma virus. J Virol (1973) 5.28
Extensive variation of human immunodeficiency virus type-1 in vivo. Nature (1988) 5.02
Field evaluation of a respiratory syncytial virus vaccine and a trivalent parainfluenza virus vaccine in a pediatric population. Am J Epidemiol (1969) 4.93
Biologically active phorbol esters specifically alter affinity of epidermal growth factor membrane receptors. Nature (1979) 4.72
Basis for the acquisition of malignant potential by mouse cells cultivated in vitro. Science (1968) 4.00
Harvey sarcoma virus: a second murine type C sarcoma virus with rat genetic information. J Virol (1974) 3.92
Further implication of murine leukemia-like virs in the disorders of NZB mice. J Exp Med (1969) 3.87
Proteins of Rous sarcoma virus. Virology (1968) 3.84
Growth control in cultured cells: selection of sublines with increased sensitivity to contact inhibition and decreased tumor-producing ability. Proc Natl Acad Sci U S A (1968) 3.78
Separation of murine cellular and murine leukaemia virus DNA polymerases. Nat New Biol (1971) 3.71
Group-specific antigen expression during embryogenesis of the genome of the C-type RNA tumor virus: implications for ontogenesis and oncogenesis. Proc Natl Acad Sci U S A (1970) 3.71
A COMPLEX VACCINE AGAINST INFLUENZA A VIRUS : QUANTITATIVE ANALYSIS OF THE ANTIBODY RESPONSE PRODUCED IN MAN. J Exp Med (1941) 3.71
Friend strain of spleen focus-forming virus: a recombinant between mouse type C ecotropic viral sequences and sequences related to xenotropic virus. J Virol (1977) 3.70
Susceptibility of human diploid fibroblast strains to transformation by SV40 virus. Science (1966) 3.68
Rat transforming growth factor type 1: structure and relation to epidermal growth factor. Science (1984) 3.62
THE CLINICAL EVALUATION OF AUREOMYCIN. J Clin Invest (1949) 3.60
A spontaneous lower motor neuron disease apparently caused by indigenous type-C RNA virus in wild mice. J Natl Cancer Inst (1973) 3.59
Transformation by murine and feline sarcoma viruses specifically blocks binding of epidermal growth factor to cells. Nature (1976) 3.56
Cell growth and the initiation of transformation by SV40. Proc Natl Acad Sci U S A (1966) 3.50
Transforming growth factors: isolation of polypeptides from virally and chemically transformed cells by acid/ethanol extraction. Proc Natl Acad Sci U S A (1980) 3.45
A probable new human picornavirus associated with respiratory diseases. Am J Epidemiol (1967) 3.40
Infectious C-type virus isolated from a baboon placenta. Nature (1974) 3.32
Separation of sarcoma virus-specific and leukemia virus-specific genetic sequences of Moloney sarcoma virus. Proc Natl Acad Sci U S A (1975) 3.28
N.A.S. symposium: new evidence as the basis for increased efforts in cancer research. Proc Natl Acad Sci U S A (1972) 3.28
RNA-dependent DNA polymerase activity in five RNA viruses: divalent cation requirements. Proc Natl Acad Sci U S A (1970) 3.25
The murine leukemia-sarcoma virus complex. Proc Natl Acad Sci U S A (1967) 3.24
Radioimmunoassay of mammalian type C viral proteins. I. Species specific reactions of murine and feline viruses. J Immunol (1972) 3.23
Transforming growth factors produced by retrovirus-transformed rodent fibroblasts and human melanoma cells: amino acid sequence homology with epidermal growth factor. Proc Natl Acad Sci U S A (1983) 3.21
Physical assay and growth cycle studies of a defective adeno-satellite virus. J Virol (1967) 3.15
Structure and function of human amphiregulin: a member of the epidermal growth factor family. Science (1989) 3.13
Variables of the rubella hemagglutination-inhibition test system and their effect on antigen and antibody titers. Appl Microbiol (1970) 3.12
Molecular cloning and expression of an additional epidermal growth factor receptor-related gene. Proc Natl Acad Sci U S A (1990) 3.11
High frequency of SV40 transformation of mouse cell line 3T3. Virology (1966) 3.04
Evolution of type C viral genes: evidence for an Asian origin of man. Nature (1976) 3.02
A distinct class of inducible murine type-C viruses that replicates in the rabbit SIRC cell line. Proc Natl Acad Sci U S A (1974) 3.00
Membrane receptors for murine leukemia viruses: characterization using the purified viral envelope glycoprotein, gp71. Cell (1976) 2.93
Experimental transmission of feline fibrosarcoma to cats and dogs. Nature (1970) 2.91
Homology between type-C viruses of various species as determined by molecular hybridization. Proc Natl Acad Sci U S A (1973) 2.90
Radioimmunoassay of mammalian type-C viral proteins: interspecies antigenic reactivities of the major internal polypeptide. Proc Natl Acad Sci U S A (1972) 2.90
C-type virus released from cultured human rhabdomyosarcoma cells. Nat New Biol (1972) 2.78
Evolution of C-type viral genes: inheritance of exogenously acquired viral genes. Nature (1974) 2.77
Immunological characterization of primate C-type virus reverse transcriptases. Nat New Biol (1972) 2.73
Survival in children with perinatally acquired human immunodeficiency virus type 1 infection. N Engl J Med (1989) 2.72
Isolation from the asian mouse Mus caroli of an endogenous type C virus related to infectious primate type C viruses. Proc Natl Acad Sci U S A (1975) 2.71
Coexistence of intraspecies and interspecies specific antigenic determinants on the major structural polypeptide of mammalian C-type viruses. Nat New Biol (1971) 2.70
Detection of baboon type C viral sequences in various primate tissues by molecular hybridization. J Virol (1974) 2.69
Mouse leukemia virus: "spontaneous" release by mouse embryo cells after long-term in vitro cultivation. Proc Natl Acad Sci U S A (1969) 2.68
Type C particle-positive and type C particle-negative rat cell lines: characterization of the coding capacity of endogenous sarcoma virus-specific RNA. J Virol (1976) 2.67
Immunofluorescent staining in the laboratory diagnosis of varicella-zoster virus infections. J Lab Clin Med (1965) 2.67
Immunological relationships of reverse transcriptases from ribonucleic acid tumor viruses. J Virol (1972) 2.65
Comparative sensitivity of various cell culture systems for isolation of viruses from wastewater and fecal samples. Appl Environ Microbiol (1978) 2.64
Immunological relationship between herpes simplex and varicella-zoster viruses demonstrated by complement-fixation, neutralization and fluorescent antibody tests. J Gen Virol (1969) 2.60
Type C viruses of baboons: isolation from normal cell cultures. Cell (1974) 2.55
Transformation of primary rat embryo cells by adenovirus type 2. Proc Natl Acad Sci U S A (1967) 2.53
Nucleic acid homology of murine type-C viral genes. J Virol (1974) 2.51
Rescue of the genome of focus forming virus from rat non-productive lines by 5'-bromodeoxyruidine. Nat New Biol (1971) 2.51
NEUTRALIZATION OF INFLUENZA A VIRUS BY HUMAN SERUM. J Exp Med (1941) 2.51
Induction of cell division in medium lacking serum growth factor by SV40. Virology (1971) 2.48
Isolation of a fibroblast nonproducer cell line containing the Friend strain of the spleen focus-forming virus. Virology (1977) 2.47
The genome-associated, specific RNA binding proteins of avian and mammalian type C viruses. Cell (1977) 2.42
Wild-type Gross leukemia virus and the pathogenesis of the glomerulonephritis of New Zealand mice. J Exp Med (1971) 2.41
Cloning and sequence analysis of a cDNA for rat transforming growth factor-alpha. Nature (1985) 2.41
In vitro isolation of stable rat sarcoma viruses. Proc Natl Acad Sci U S A (1978) 2.41
Properties of clonal lines of murine sarcoma virus transformed Balb-3T3 cells. Virology (1969) 2.40
Deletion mapping of moloney type C virus: polypeptide and nucleic acid expression in different transforming virus isolates. J Virol (1976) 2.39
Specific high affinity cell membrane receptors for biologically active phorbol and ingenol esters. Nature (1980) 2.38
RNA dependent DNA polymerase activity in mammalian cells. Nature (1971) 2.37