Published in J Virol on September 01, 1980
Genomes of murine leukemia viruses isolated from wild mice. J Virol (1981) 4.24
Molecular analysis of the envelope gene and long terminal repeat of Friend mink cell focus-inducing virus: implications for the functions of these sequences. J Virol (1984) 3.09
Adaptation of a retrovirus as a eucaryotic vector transmitting the herpes simplex virus thymidine kinase gene. Mol Cell Biol (1982) 2.51
Envelope gene of the Friend spleen focus-forming virus: deletion and insertions in 3' gp70/p15E-encoding region have resulted in unique features in the primary structure of its protein product. Proc Natl Acad Sci U S A (1983) 1.87
Biological activity of the spleen focus-forming virus is encoded by a molecularly cloned subgenomic fragment of spleen focus-forming virus DNA. Proc Natl Acad Sci U S A (1981) 1.86
Complete nucleotide sequence of the gene for the specific glycoprotein (gp55) of Friend spleen focus-forming virus. Proc Natl Acad Sci U S A (1983) 1.86
Correlation of leukemogenic potential of murine retroviruses with transcriptional tissue preference of the viral long terminal repeats. J Virol (1987) 1.85
Characterization of the env gene and long terminal repeat of molecularly cloned Friend mink cell focus-inducing virus DNA. J Virol (1984) 1.71
The membrane glycoprotein of Friend spleen focus-forming virus: evidence that the cell surface component is required for pathogenesis and that it binds to a receptor. J Virol (1987) 1.67
Molecular cloning of B- and N-tropic endogenous BALB/c murine leukemia virus circular DNA intermediates: isolation and characterization of infectious recombinant clones. J Virol (1981) 1.52
Suppression of acute anti-friend virus CD8+ T-cell responses by coinfection with lactate dehydrogenase-elevating virus. J Virol (2007) 1.50
Clonal analysis of early and late stages of erythroleukemia induced by molecular clones of integrated spleen focus-forming virus. Proc Natl Acad Sci U S A (1981) 1.46
Mechanism of leukemogenesis induced by mink cell focus-forming murine leukemia viruses. J Virol (1991) 1.44
Novel retroviral vectors for efficient expression of the multidrug resistance (mdr-1) gene in early hematopoietic cells. J Virol (1995) 1.42
Substitution of leucine for isoleucine in a sequence highly conserved among retroviral envelope surface glycoproteins attenuates the lytic effect of the Friend murine leukemia virus. Proc Natl Acad Sci U S A (1991) 1.40
Molecular cloning of biologically active Rauscher spleen focus-forming virus and the sequences of its env gene and long terminal repeat. J Virol (1984) 1.38
Sequences in the U5-gag-pol region influence early and late pathogenic effects of Friend and Moloney murine leukemia viruses. J Virol (1990) 1.34
Sequence comparisons of the anemia- and polycythemia-inducing strains of Friend spleen focus-forming virus. J Virol (1985) 1.28
A tagged helper-free Friend virus causes clonal erythroblast immortality by specific proviral integration in the cellular genome. J Virol (1988) 1.11
Reduced leukemogenicity caused by mutations in the membrane glycoprotein gene of Rauscher spleen focus-forming virus. J Virol (1984) 1.07
Molecular cloning of biologically active proviral DNA of the anemia-inducing strain of spleen focus-forming virus. J Virol (1982) 1.00
A multistep process of leukemogenesis in Moloney murine leukemia virus-infected mice that is modulated by retroviral pseudotyping and interference. J Virol (1996) 0.99
Protection against retroviral diseases after vaccination is conferred by interference to superinfection with attenuated murine leukemia viruses. J Virol (1993) 0.98
Induction of the early stages of Friend erythroleukemia with helper-free Friend spleen focus-forming virus. Proc Natl Acad Sci U S A (1985) 0.97
Role of a membrane glycoprotein in Friend virus erythroleukemia: nucleotide sequences of nonleukemogenic mutant and spontaneous revertant viruses. J Virol (1986) 0.97
Genetic structure of Rauscher spleen focus-forming virus. J Virol (1983) 0.92
Integration of spleen focus-forming virus proviruses in Friend tumor cells. J Virol (1985) 0.92
Comparison of endogenous murine leukemia virus proviral organization and RNA expression in 3-methylcholanthrene-induced and spontaneous thymic lymphomas in RF and AKR mice. J Virol (1985) 0.88
The hydrophobic membrane-spanning sequences of the gp52 glycoprotein are required for the pathogenicity of Friend spleen focus-forming virus. J Virol (1991) 0.86
Identification of a 36,000-molecular weight, gag-related phosphoprotein in lymphoma cells transformed by radiation leukemia virus. J Exp Med (1984) 0.85
Erythroleukemia induction by Friend leukemia virus. A host gene locus controlling early anemia or polycythemia and the rate of proliferation of late erythroid cells. J Exp Med (1982) 0.82
Intracellular transport and leukemogenicity of spleen focus-forming virus envelope glycoproteins with altered transmembrane domains. J Virol (1987) 0.82
Genetic analysis of myeloproliferative leukemia virus, a novel acute leukemogenic replication-defective retrovirus. J Virol (1987) 0.81
Selectable retrovirus vectors encoding Friend virus gp55 or erythropoietin induce polycythemia with different phenotypic expression and disease progression. J Virol (1994) 0.80
Altered transcription of genes coding for class I histocompatibility antigens in murine tumor cells. J Exp Med (1983) 0.80
Dimethyl sulfoxide affects the amount of extrachromosomal spleen focus-forming virus DNA in murine erythroleukemia cells. J Virol (1983) 0.75
Rat cells infected with anemia-inducing Friend leukemia virus contain integrated replication-competent but not defective proviral genomes. Proc Natl Acad Sci U S A (1985) 0.75
Detection of specific sequences among DNA fragments separated by gel electrophoresis. J Mol Biol (1975) 503.08
Selective extraction of polyoma DNA from infected mouse cell cultures. J Mol Biol (1967) 106.91
Colony hybridization: a method for the isolation of cloned DNAs that contain a specific gene. Proc Natl Acad Sci U S A (1975) 77.46
Supercoiled circular DNA-protein complex in Escherichia coli: purification and induced conversion to an opern circular DNA form. Proc Natl Acad Sci U S A (1969) 71.62
Nonchromosomal antibiotic resistance in bacteria: genetic transformation of Escherichia coli by R-factor DNA. Proc Natl Acad Sci U S A (1972) 57.06
Nature of Col E 1 plasmid replication in Escherichia coli in the presence of the chloramphenicol. J Bacteriol (1972) 46.61
Transformation of mammalian cells with genes from procaryotes and eucaryotes. Cell (1979) 21.15
Naturally occurring murine leukemia viruses in wild mice: characterization of a new "amphotropic" class. J Virol (1976) 9.33
Helper-independent transformation by unintegrated Harvey sarcoma virus DNA. J Virol (1978) 7.75
Analysis of unintegrated avian RNA tumor virus double-stranded DNA intermediates. J Virol (1978) 7.06
Identification of an Abelson murine leukemia virus-encoded protein present in transformed fibroblast and lymphoid cells. Proc Natl Acad Sci U S A (1978) 6.38
In vitro synthesis of a 9 kbp terminally redundant DNA carrying the infectivity of Moloney murine leukemia virus. Cell (1979) 5.78
Biological studies on a lymphoid-leukemia virus extracted from sarcoma 37. I. Origin and introductory investigations. J Natl Cancer Inst (1960) 5.28
Transfection of molecularly cloned Friend murine leukemia virus DNA yields a highly leukemogenic helper-independent type C virus. J Virol (1980) 4.91
Molecular cloning of infectious integrated murine leukemia virus DNA from infected mouse cells. Proc Natl Acad Sci U S A (1980) 4.71
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
Editorial: Spleen focus-forming virus in Friend and Rauscher leukemia virus preparations. J Natl Cancer Inst (1975) 2.83
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
Rapid leukemia induced by cloned friend strain of replicating murine type-C virus. Association with induction of xenotropic-related RNA sequences contained in spleen focus-forming virus. Virology (1978) 2.56
Isolation of a fibroblast nonproducer cell line containing the Friend strain of the spleen focus-forming virus. Virology (1977) 2.47
B-tropic Friend virus: a host-range pseudotype of spleen focus-forming virus (SFFV). Virology (1973) 2.34
Glycoprotein encoded by the Friend spleen focus-forming virus. J Virol (1979) 1.89
Three laboratory strains of spleen focus-forming virus: comparison of their genomes and translational products. J Virol (1980) 1.60
Spleen focus formation by polycythemic strains of Friend leukemia virus. Proc Soc Exp Biol Med (1968) 1.49
Spleen focus-forming Friend virus: identification of genomic RNA and its relationship to helper virus RNA. J Virol (1979) 1.45
Mechanism of activation of a human oncogene. Nature (1982) 12.09
Active human immunodeficiency virus protease is required for viral infectivity. Proc Natl Acad Sci U S A (1988) 10.77
Monoclonal antibodies to the p21 products of the transforming gene of Harvey murine sarcoma virus and of the cellular ras gene family. J Virol (1982) 8.88
The p21 src genes of Harvey and Kirsten sarcoma viruses originate from divergent members of a family of normal vertebrate genes. Nature (1981) 8.44
Helper-independent transformation by unintegrated Harvey sarcoma virus DNA. J Virol (1978) 7.75
Whole-genome association study of bipolar disorder. Mol Psychiatry (2008) 6.80
Induction of murine C-type viruses from clonal lines of virus-free BALB-3T3 cells. Science (1971) 6.71
Intrinsic GTPase activity distinguishes normal and oncogenic ras p21 molecules. Proc Natl Acad Sci U S A (1984) 6.45
Cloning of bovine GAP and its interaction with oncogenic ras p21. Nature (1988) 5.56
Analysis of two divergent rat genomic clones homologous to the transforming gene of Harvey murine sarcoma virus. Proc Natl Acad Sci U S A (1981) 5.51
ras-Related gene sequences identified and isolated from Saccharomyces cerevisiae. Nature (1984) 5.32
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
Cellular origin and role of mink cell focus-forming viruses in murine thymic lymphomas. Nature (1982) 5.23
Tumorigenic transformation of mammalian cells induced by a normal human gene homologous to the oncogene of Harvey murine sarcoma virus. Nature (1982) 5.08
RNA in mammalian sarcoma virus transformed nonproducer cells homologous to murine leukemia virus RNA. Virology (1973) 5.04
Transfection of molecularly cloned Friend murine leukemia virus DNA yields a highly leukemogenic helper-independent type C virus. J Virol (1980) 4.91
The transforming proteins of Rous sarcoma virus, Harvey sarcoma virus and Abelson virus contain tightly bound lipid. Cell (1982) 4.66
Dual evolutionary origin for the rat genetic sequences of Harvey murine sarcoma virus. J Virol (1980) 4.63
Construction and isolation of a transmissible retrovirus containing the src gene of Harvey murine sarcoma virus and the thymidine kinase gene of herpes simplex virus type 1. J Virol (1981) 4.54
Guanine nucleotide-binding and autophosphorylating activities associated with the p21src protein of Harvey murine sarcoma virus. Nature (1980) 4.43
Localization of the src gene product of the Harvey strain of MSV to plasma membrane of transformed cells by electron microscopic immunocytochemistry. Cell (1980) 4.35
Guanine nucleotide-binding activity as an assay for src protein of rat-derived murine sarcoma viruses. Proc Natl Acad Sci U S A (1979) 4.34
Genomes of murine leukemia viruses isolated from wild mice. J Virol (1981) 4.24
Requirement of either of a pair of ras-related genes of Saccharomyces cerevisiae for spore viability. Nature (1984) 4.23
Harvey sarcoma virus: a second murine type C sarcoma virus with rat genetic information. J Virol (1974) 3.92
Molecular cloning of the Harvey sarcoma virus closed circular DNA intermediates: initial structural and biological characterization. J Virol (1979) 3.90
Separation of murine cellular and murine leukaemia virus DNA polymerases. Nat New Biol (1971) 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
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
Mutant ras-encoded proteins with altered nucleotide binding exert dominant biological effects. Proc Natl Acad Sci U S A (1986) 3.59
Human genome contains four genes homologous to transforming genes of Harvey and Kirsten murine sarcoma viruses. Proc Natl Acad Sci U S A (1982) 3.48
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
Radioimmunoassay of mammalian type C viral proteins. I. Species specific reactions of murine and feline viruses. J Immunol (1972) 3.23
Proposal for naming host cell-derived inserts in retrovirus genomes. J Virol (1981) 3.18
Identification of effector residues and a neutralizing epitope of Ha-ras-encoded p21. Proc Natl Acad Sci U S A (1986) 3.11
Mammalian and yeast ras gene products: biological function in their heterologous systems. Science (1985) 3.03
p21 of Kirsten murine sarcoma virus is thermolabile in a viral mutant temperature sensitive for the maintenance of transformation. J Virol (1979) 2.94
Comparative biochemical properties of p21 ras molecules coded for by viral and cellular ras genes. J Virol (1982) 2.91
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
Identification of a precursor in the biosynthesis of the p21 transforming protein of harvey murine sarcoma virus. J Virol (1982) 2.89
Yeast and mammalian ras proteins have conserved biochemical properties. Nature (1985) 2.85
Distinct mechanism for antidepressant activity by blockade of central substance P receptors. Science (1998) 2.83
Heteroduplex analysis of the sequence relations between the RNAs of mink cell focus-inducing and murine leukemia viruses. J Virol (1978) 2.79
Immunological characterization of primate C-type virus reverse transcriptases. Nat New Biol (1972) 2.73
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
Comparison of the genomic organization of Kirsten and Harvey sarcoma viruses. J Virol (1978) 2.66
Immunological relationships of reverse transcriptases from ribonucleic acid tumor viruses. J Virol (1972) 2.65
Defective virus is associated with induction of murine retrovirus-induced immunodeficiency syndrome. Proc Natl Acad Sci U S A (1989) 2.63
Selective inhibition of ras-dependent transformation by a farnesyltransferase inhibitor. Science (1993) 2.60
Rapid leukemia induced by cloned friend strain of replicating murine type-C virus. Association with induction of xenotropic-related RNA sequences contained in spleen focus-forming virus. Virology (1978) 2.56
Modulation of guanine nucleotides bound to Ras in NIH3T3 cells by oncogenes, growth factors, and the GTPase activating protein (GAP). J Biol Chem (1990) 2.49
Helper-independent mink cell focus-inducing strains of Friend murine type-C virus: potential relationship to the origin of replication-defective spleen focus-forming virus. J Exp Med (1978) 2.48
Isolation of a fibroblast nonproducer cell line containing the Friend strain of the spleen focus-forming virus. Virology (1977) 2.47
Nature and distribution of feline sarcoma virus nucleotide sequences. J Virol (1979) 2.47
Functional organization of the Harvey murine sarcoma virus genome. J Virol (1980) 2.46
Flat revertants isolated from Kirsten sarcoma virus-transformed cells are resistant to the action of specific oncogenes. Proc Natl Acad Sci U S A (1983) 2.44
Purification of ras GTPase activating protein from bovine brain. Proc Natl Acad Sci U S A (1988) 2.41
Deletion mapping of moloney type C virus: polypeptide and nucleic acid expression in different transforming virus isolates. J Virol (1976) 2.39
Envelope gene sequences which encode the gp52 protein of spleen focus-forming virus are required for the induction of erythroid cell proliferation. J Virol (1982) 2.39
RNA dependent DNA polymerase activity in mammalian cells. Nature (1971) 2.37
Dexamethasone stimulation of murine mammary tumor virus expression: a tissue culture source of virus. Science (1974) 2.34
Identification of a 30S RNA with properties of a defective type C virus in murine cells. J Virol (1978) 2.34
Defective retrovirus-like 30S RNA species of rat and mouse cells are infectious if packaged by type C helper virus. J Virol (1979) 2.34
v-cbl, an oncogene from a dual-recombinant murine retrovirus that induces early B-lineage lymphomas. Proc Natl Acad Sci U S A (1989) 2.34
27-hydroxycholesterol is an endogenous ligand for liver X receptor in cholesterol-loaded cells. J Biol Chem (2001) 2.27
Steroid induction of mouse mammary tumor virus: effect upon synthesis and degradation of viral RNA. J Virol (1977) 2.26
Identification of a normal vertebrate cell protein related to the p21 src of Harvey murine sarcoma virus. Virology (1980) 2.15
A C-terminal domain of GAP is sufficient to stimulate ras p21 GTPase activity. EMBO J (1989) 2.14
Radioimmunoassay of mammalian type C viral proteins. 3. Detection of viral antigen in normal murine cells and tissues. J Exp Med (1973) 2.13
Nucleotide sequence of two rasH related-genes isolated from the yeast Saccharomyces cerevisiae. Nucleic Acids Res (1984) 2.10
Genome-wide association study in a Swedish population yields support for greater CNV and MHC involvement in schizophrenia compared with bipolar disorder. Mol Psychiatry (2012) 2.09
Characterizatiion of rat genetic sequences of Kirsten sarcoma virus: distinct class of endogenous rat type C viral sequences. J Virol (1976) 2.09
Transformation by cloned Harvey murine sarcoma virus DNA: efficiency increased by long terminal repeat DNA. Science (1980) 2.05
Different rat-derived transforming retroviruses code for an immunologically related intracellular phosphoprotein. Proc Natl Acad Sci U S A (1979) 1.98
A receptor subtype involved in neuropeptide-Y-induced food intake. Nature (1996) 1.96
Primate and murine type-C viral nucleic acid association kinetics: analysis of model systems and natural tissues. J Virol (1974) 1.89
Biological activity of the spleen focus-forming virus is encoded by a molecularly cloned subgenomic fragment of spleen focus-forming virus DNA. Proc Natl Acad Sci U S A (1981) 1.86
Antibody to the RNA-dependent DNA polymerase of mammalian C-type RNA tumor viruses. Proc Natl Acad Sci U S A (1971) 1.86
Levels of rat cellular RNA homologous to either Kirsten sarcoma virus or rat type-C virus in cell lines derived from Osborne-Mendel rats. J Virol (1974) 1.86
Three independent isolates of feline sarcoma virus code for three distinct gag-x polyproteins. J Virol (1980) 1.86
Base sequence differences between the RNA components of Harvey sarcoma virus. J Virol (1975) 1.84
Anthrax lethal factor inhibition. Proc Natl Acad Sci U S A (2005) 1.83
Markedly elevated levels of an endogenous sarc protein in a hemopoietic precursor cell line. Mol Cell Biol (1981) 1.83
Molecular cloning and partial sequencing of hepatitis A viral cDNA. J Virol (1985) 1.82
Heteroduplex analysis of cloned rat endogenous replication-defective (30 S) retrovirus and Harvey murine sarcoma virus. Virology (1980) 1.81
Separation of RNA-dependent DNA polymerase activity from the murine leukaemia virion. Nature (1970) 1.80
Neutralizing monoclonal antibodies to hepatitis A virus: partial localization of a neutralizing antigenic site. J Virol (1984) 1.78
Mammary tumor virus induction by glucocorticoids. Characterization of specific transcriptional regulation. J Biol Chem (1975) 1.76
Biochemical and physiological mechanisms in glucocorticoid hormone induction of mouse mammary tumor virus. Virology (1976) 1.74
Identification of guanine nucleotides bound to ras-encoded proteins in growing yeast cells. J Biol Chem (1987) 1.74
Generation of BALB-MuSV and Ha-MuSC by type C virus transduction of homologous transforming genes from different species. Cell (1981) 1.73