Published in Proc Natl Acad Sci U S A on December 01, 1973
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
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
The RNA of avian acute leukemia virus MC29. Proc Natl Acad Sci U S A (1977) 3.60
Specific RNA sequences and gene products of MC29 avian acute leukemia virus. Proc Natl Acad Sci U S A (1978) 3.22
Fujinami sarcoma virus: an avian RNA tumor virus with a unique transforming gene. Proc Natl Acad Sci U S A (1980) 3.10
Translation of Rous sarcoma virus RNA in a cell-free system from ascites Krebs II cells. Proc Natl Acad Sci U S A (1975) 2.97
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
Deletion mapping of moloney type C virus: polypeptide and nucleic acid expression in different transforming virus isolates. J Virol (1976) 2.39
RNA of replication-defective strains of Rous sarcoma virus. Proc Natl Acad Sci U S A (1975) 2.37
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
Cleavage map of linear mouse sarcoma virus DNA. Proc Natl Acad Sci U S A (1977) 2.14
Characterizatiion of rat genetic sequences of Kirsten sarcoma virus: distinct class of endogenous rat type C viral sequences. J Virol (1976) 2.09
Genomic complexities of murine leukemia and sarcoma, reticuloendotheliosis, and visna viruses. J Virol (1976) 2.01
Rat sequences of the Kirsten and Harvey murine sarcoma virus genomes: nature, origin, and expression in rat tumor RNA. J Virol (1976) 1.99
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
Base sequence differences between the RNA components of Harvey sarcoma virus. J Virol (1975) 1.84
Structure and specific sequences of avian erythroblastosis virus RNA: evidence for multiple classes of transforming genes among avian tumor viruses. Proc Natl Acad Sci U S A (1979) 1.80
Structure of 50 to 70S RNA from Moloney sarcoma viruses. J Virol (1978) 1.71
RNA associated with murine intracisternal type A particles codes for the main particle protein. J Virol (1978) 1.69
Structural proteins of mammalian oncogenic RNA viruses: immunological characterization of the p15 polypeptide of Rauscher murine virus. J Virol (1974) 1.61
Induction of endogenous and of spleen focus-forming viruses during dimethylsulfoxide-induced differentiation of mouse erythroleukemia cells transformed by spleen focus-forming virus. Proc Natl Acad Sci U S A (1975) 1.55
Physical map of the Kirsten sarcoma virus genome as determined by fingerprinting RNase T1-resistant oligonucleotides. J Virol (1978) 1.53
Spleen focus-forming Friend virus: identification of genomic RNA and its relationship to helper virus RNA. J Virol (1979) 1.45
Size, subunit composition, and secondary structure of the Friend virus genome. J Virol (1976) 1.45
Phosphoproteins: structural components of oncornaviruses. J Virol (1975) 1.40
Harvey ras genes transform without mutant codons, apparently activated by truncation of a 5' exon (exon -1). Proc Natl Acad Sci U S A (1986) 1.32
In vitro translation of Harvey murine sarcoma virus RNA. J Virol (1977) 1.32
Defective Friend spleen focus-forming virus: interfering properties and isolation free from standard leukemia-inducing helper virus. J Virol (1977) 1.28
Induction of endogenous virus and of thymidine kinase by bromodeoxyuridine in cell cultures transformed by Friend virus. Proc Natl Acad Sci U S A (1974) 1.26
Sarcoma and helper-specific RNA tumor virus subunits in transformed nonproducer mouse cells activated to produce virus by treatment with bromodeoxyuridine. J Virol (1974) 1.23
Analysis of spleen focus-forming virus-specific RNA sequences coding for spleen focus-forming virus-specific glycoprotein with a molecular weight of 55,000 (gp55). J Virol (1980) 1.09
Dominant transformation by mutated human ras genes in vitro requires more than 100 times higher expression than is observed in cancers. Proc Natl Acad Sci U S A (1997) 1.01
Changes in genome composition of the Friend virus complex in erythroleukemia cells during the course of differentiation induced by dimethyl sulfoxide. Proc Natl Acad Sci U S A (1978) 0.96
Transforming function of proto-ras genes depends on heterologous promoters and is enhanced by specific point mutations. Proc Natl Acad Sci U S A (1991) 0.95
Structure and molecular length of the large subunits of RD-114 viral RNA. J Virol (1974) 0.93
5'-terminal nucleotide sequences of mammalian type C helper viruses are conserved in the genomes of replication-defective mammalian transforming viruses. J Virol (1978) 0.92
Intracellular viral RNA species in mouse cells nonproductively transformed by the murine sarcoma virus. J Virol (1974) 0.90
Isolation of a transformation-defective deletion mutant of Moloney murine sarcoma virus. J Virol (1982) 0.85
Identification of unintegrated forms of Kirsten murine sarcoma viral DNA and restriction endonuclease cleavage map of linear DNA. J Virol (1981) 0.82
"sarc" sequence transcription in Moloney sarcoma virus-transformed nonproducer cell lines. J Virol (1979) 0.81
Variations in properties of virus released from morphologically different cell lines transformed in vitro by Friend leukemia virus. Proc Natl Acad Sci U S A (1980) 0.80
Sequence homology between Moloney murine sarcoma virus and Moloney leukemia virus RNA. J Virol (1976) 0.78
Heteroduplex analysis of the RNA of clone 3 Moloney murine sarcoma virus. J Virol (1979) 0.77
Differentiation arrest and stromal cell-independent growth of murine erythroleukemia cells are associated with elevated expression of ets-related genes but not with mutation of p53. Mol Cell Biol (1993) 0.76
Toward a model for the molecular genetics of carcinogenesis in rats. Proc Natl Acad Sci U S A (1980) 0.75
Plaque assay techniques for murine leukemia viruses. Virology (1970) 29.21
Chromatography of 32P-labelled oligonucleotides on thin layers of DEAE-cellulose. Eur J Biochem (1969) 15.21
Murine sarcoma and leukemia viruses: assay using clonal lines of contact-inhibited mouse cells. J Virol (1969) 11.78
Oncogenes of RNA tumor viruses as determinants of cancer. Proc Natl Acad Sci U S A (1969) 7.69
Production of altered cell foci in tissue culture by defective Moloney sarcoma virus particles. Proc Natl Acad Sci U S A (1966) 6.79
Gel electrophoresis of avian leukosis and sarcoma viral RNA in formamide: comparison with other viral and cellular RNA species. J Virol (1973) 5.70
RNA in mammalian sarcoma virus transformed nonproducer cells homologous to murine leukemia virus RNA. Virology (1973) 5.04
Characterization of murine sarcoma virus (Kirsten) transformation of mouse and human cells. J Gen Virol (1971) 5.01
Differences between the ribonucleic acids of transforming and nontransforming avian tumor viruses. Proc Natl Acad Sci U S A (1970) 4.91
RNA species obtained from clonal lines of avian sarcoma and from avian leukosis virus. Virology (1973) 4.73
Molecular weights of some HeLa ribosomal RNA's. J Mol Biol (1969) 4.52
Analysis of the ribonucleic acid of murine leukemia virus. J Virol (1969) 4.32
Molecular weight determination of nucleic acids by gel electrophoresis in non-aqueous solution. Nat New Biol (1972) 4.06
Nonproducer clones of murine sarcoma virus transformed BALB-3T3 cells. Virology (1970) 3.85
Synthesis of mouse haemoglobin and globin mRNA in leukaemic cell cultures. Nat New Biol (1972) 3.50
Avian tumor virus RNA: a comparison of three sarcoma viruses and their transformation-defective derivatives by oligonucleotide fingerprinting and DNA-RNA hybridization. Proc Natl Acad Sci U S A (1973) 3.46
Nucleic acid and proteins isolated from the Rauscher mouse leukemia virus (MLV). Proc Natl Acad Sci U S A (1966) 3.23
On the structure of RNA tumor viruses. Curr Top Microbiol Immunol (1970) 2.94
Rescue of the genome of focus forming virus from rat non-productive lines by 5'-bromodeoxyruidine. Nat New Biol (1971) 2.51
Structure of Rauscher mouse leukaemia virus RNA. Nature (1968) 1.88
Murine sarcoma and leukemia viruses: genetic differences determined by RNA-DNA hybridization. Virology (1971) 1.69
Distinct oligonucleotide patterns of distinct influenza virus RNA's. J Mol Biol (1972) 1.54
Rescue of murine sarcoma virus from a sarcoma-positive leukemia-negative cell line: requirement for replicating leukemia virus. J Virol (1971) 1.32
The structure and assembly of murine leukemia virus: intracellular viral RNA. Virology (1971) 1.22
The murine sarcoma virus (MSV). Int Rev Exp Pathol (1971) 1.19
Differences in susceptibility of human cells to mouse sarcoma virus. J Natl Cancer Inst (1971) 1.11
Electrophoretic analysis of the RNA from a mouse leukemia virus. Cancer Res (1972) 1.07
Transformation and virus growth by murine sarcoma viruses in human cells. Nature (1970) 1.02
Variations in sarcoma and leukemia virus activity in somatic cell hybrids. Int J Cancer (1972) 0.88
Malignant lymphomas of extrathymic origin induced in rats by murine erythroblastosis virus. J Natl Cancer Inst (1969) 0.87
Continuous tissue culture cell lines derived from chemically induced tumors of Japanese quail. Cell (1977) 7.23
Inhibition of the interferon-inducible protein kinase PKR by HCV E2 protein. Science (1999) 6.21
Mixed culture cytopathogenicity: a new test for growth of murine leukemia viruses in tissue culture. Proc Natl Acad Sci U S A (1969) 5.06
Molecular cloning and sequencing of a human hepatitis delta (delta) virus RNA. Nature (1987) 4.52
Adenylic acid-rich sequence in RNAs of Rous sarcoma virus and Rauscher mouse leukaemia virus. Nature (1972) 4.49
Evidence for crossing-over between avian tumor viruses based on analysis of viral RNAs. Proc Natl Acad Sci U S A (1974) 4.40
RNA of mouse hepatitis virus. J Virol (1978) 4.27
The complete sequence (22 kilobases) of murine coronavirus gene 1 encoding the putative proteases and RNA polymerase. Virology (1991) 4.07
Mouse hepatitis virus A59: mRNA structure and genetic localization of the sequence divergence from hepatotropic strain MHV-3. J Virol (1981) 4.00
Role of subunits of 60 to 70S avian tumor virus ribonucleic acid in its template activity for the viral deoxyribonucleic acid polymerase. J Virol (1972) 3.88
Characterization of leader RNA sequences on the virion and mRNAs of mouse hepatitis virus, a cytoplasmic RNA virus. Proc Natl Acad Sci U S A (1984) 3.81
Evidence for 30-40S RNA as precursor of the 60-70S RNA of Rous sarcoma virus. Proc Natl Acad Sci U S A (1973) 3.61
Human hepatitis delta virus RNA subfragments contain an autocleavage activity. Proc Natl Acad Sci U S A (1989) 3.51
Synthesis of mouse haemoglobin and globin mRNA in leukaemic cell cultures. Nat New Biol (1972) 3.50
Avian tumor virus RNA: a comparison of three sarcoma viruses and their transformation-defective derivatives by oligonucleotide fingerprinting and DNA-RNA hybridization. Proc Natl Acad Sci U S A (1973) 3.46
HIV and the aetiology of AIDS. Lancet (1993) 3.42
Properties and location of poly(A) in Rous sarcoma virus RNA. J Virol (1974) 3.22
Human hepatitis delta antigen is a nuclear phosphoprotein with RNA-binding activity. J Virol (1988) 3.11
Presence of leader sequences in the mRNA of mouse hepatitis virus. J Virol (1983) 3.06
Structural relationship between a normal chicken DNA locus and the transforming gene of the avian acute leukemia virus MC29. J Virol (1982) 3.00
High-frequency RNA recombination of murine coronaviruses. J Virol (1986) 2.91
Replication of mouse hepatitis virus: negative-stranded RNA and replicative form RNA are of genome length. J Virol (1982) 2.86
Characterization of replicative intermediate RNA of mouse hepatitis virus: presence of leader RNA sequences on nascent chains. J Virol (1983) 2.80
Rescue of the genome of focus forming virus from rat non-productive lines by 5'-bromodeoxyruidine. Nat New Biol (1971) 2.51
Characterization of two RNA polymerase activities induced by mouse hepatitis virus. J Virol (1982) 2.46
Avian RNA tumor viruses: mechanism of recombination and complexity of the genome. Cold Spring Harb Symp Quant Biol (1975) 2.37
The 3'-untranslated region of hepatitis C virus RNA enhances translation from an internal ribosomal entry site. J Virol (1998) 2.36
Further characterization of mRNA's of mouse hepatitis virus: presence of common 5'-end nucleotides. J Virol (1982) 2.34
Hepatitis C virus RNA polymerase and NS5A complex with a SNARE-like protein. Virology (1999) 2.33
Distribution of envelope-specific and sarcoma-specific nucleotide sequences from different parents in the RNAs of avian tumor virus recombinants. Proc Natl Acad Sci U S A (1976) 2.32
Comparative analysis of RNA genomes of mouse hepatitis viruses. J Virol (1981) 2.30
Restriction enzyme sites on the avian RNA tumor virus genome. J Virol (1978) 2.29
Determination of the secondary structure of and cellular protein binding to the 3'-untranslated region of the hepatitis C virus RNA genome. J Virol (1997) 2.28
Hepatitis C virus core protein binds to the cytoplasmic domain of tumor necrosis factor (TNF) receptor 1 and enhances TNF-induced apoptosis. J Virol (1998) 2.28
Properties of a soluble DNA polymerase isolated from Rous sarcoma virus. Proc Natl Acad Sci U S A (1971) 2.25
Occurrence of partial deletion and substitution of the src gene in the RNA genome of avian sarcoma virus. Proc Natl Acad Sci U S A (1977) 2.22
Recombination between nonsegmented RNA genomes of murine coronaviruses. J Virol (1985) 2.21
Aneuploidy correlated 100% with chemical transformation of Chinese hamster cells. Proc Natl Acad Sci U S A (1997) 2.19
Comparative properties of RNA and DNA templates for the DNA polymerase of Rous sarcoma virus. Proc Natl Acad Sci U S A (1971) 2.19
The 30S Moloney sarcoma virus RNA contains leukemia virus nucleotide sequences. Cell (1976) 2.18
The 5'-end sequence of the murine coronavirus genome: implications for multiple fusion sites in leader-primed transcription. Virology (1987) 2.17
Characterization of hepatitis delta antigen: specific binding to hepatitis delta virus RNA. J Virol (1990) 2.17
A recombinant hepatitis C virus RNA-dependent RNA polymerase capable of copying the full-length viral RNA. J Virol (1999) 2.16
Leader sequences of murine coronavirus mRNAs can be freely reassorted: evidence for the role of free leader RNA in transcription. Proc Natl Acad Sci U S A (1986) 2.16
Cleavage map of linear mouse sarcoma virus DNA. Proc Natl Acad Sci U S A (1977) 2.14
Antigenic relationships of murine coronaviruses: analysis using monoclonal antibodies to JHM (MHV-4) virus. Virology (1983) 2.11
Phosphoproteins of murine hepatitis viruses. J Virol (1979) 2.07
Characterization of leader-related small RNAs in coronavirus-infected cells: further evidence for leader-primed mechanism of transcription. Virus Res (1985) 2.07
Mapping oligonucleotides of Rous sarcoma virus RNA that segregate with polymerase and group-specific antigen markers in recombinants. Proc Natl Acad Sci U S A (1976) 2.04
Recovery of a hamster-specific, focus-forming, and sarcomagenic virus from a "noninfectious" hamster tumor induced by the Kirsten Mouse sarcoma virus. J Natl Cancer Inst (1969) 2.00
The chicken lysozyme 5' matrix attachment region increases transcription from a heterologous promoter in heterologous cells and dampens position effects on the expression of transfected genes. Mol Cell Biol (1990) 1.98
Embryonic stem cell virus, a recombinant murine retrovirus with expression in embryonic stem cells. Proc Natl Acad Sci U S A (1990) 1.96
High-frequency leader sequence switching during coronavirus defective interfering RNA replication. J Virol (1989) 1.95
An internal polypyrimidine-tract-binding protein-binding site in the hepatitis C virus RNA attenuates translation, which is relieved by the 3'-untranslated sequence. Virology (1999) 1.90
Two distinct sequence elements mediate retroviral gene expression in embryonal carcinoma cells. J Virol (1987) 1.90
Sequence and translation of the murine coronavirus 5'-end genomic RNA reveals the N-terminal structure of the putative RNA polymerase. J Virol (1987) 1.89
Analysis of efficiently packaged defective interfering RNAs of murine coronavirus: localization of a possible RNA-packaging signal. J Virol (1990) 1.88
Long terminal repeat sequences impart hematopoietic transformation properties to the myeloproliferative sarcoma virus. Proc Natl Acad Sci U S A (1985) 1.88
Primary structure and translation of a defective interfering RNA of murine coronavirus. Virology (1988) 1.87
Myeloproliferative virus, a cloned murine sarcoma virus with spleen focus-forming properties in adult mice. J Virol (1980) 1.85
Base sequence differences between the RNA components of Harvey sarcoma virus. J Virol (1975) 1.84
Hepatitis C virus core protein interacts with the cytoplasmic tail of lymphotoxin-beta receptor. J Virol (1997) 1.84
Identification of a domain required for autoproteolytic cleavage of murine coronavirus gene A polyprotein. J Virol (1989) 1.82
Identification of a new transcriptional initiation site and the corresponding functional gene 2b in the murine coronavirus RNA genome. J Virol (1989) 1.77
Discontinuous transcription generates heterogeneity at the leader fusion sites of coronavirus mRNAs. J Virol (1988) 1.76
Avian erythroblastosis virus E26: nucleotide sequence of the tripartite onc gene and of the LTR, and analysis of the cellular prototype of the viral ets sequence. Virology (1984) 1.75
Mouse hepatitis virus utilizes two carcinoembryonic antigens as alternative receptors. J Virol (1992) 1.75
Identification of the catalytic sites of a papain-like cysteine proteinase of murine coronavirus. J Virol (1993) 1.74
Differential subcellular localization of hepatitis C virus core gene products. Virology (1995) 1.73
Defective-interfering particles of murine coronavirus: mechanism of synthesis of defective viral RNAs. Virology (1988) 1.73
Murine sarcoma viruses: the helper-independence reported for a Moloney variant is unconfirmed; distinct strains differ in the size of their RNAs. Virology (1977) 1.72
Deletion mapping of a mouse hepatitis virus defective interfering RNA reveals the requirement of an internal and discontiguous sequence for replication. J Virol (1993) 1.71
Structure of 50 to 70S RNA from Moloney sarcoma viruses. J Virol (1978) 1.71
Heterogeneous nuclear ribonucleoprotein A1 binds to the transcription-regulatory region of mouse hepatitis virus RNA. Proc Natl Acad Sci U S A (1997) 1.70
An in vitro system for the leader-primed transcription of coronavirus mRNAs. EMBO J (1990) 1.69
Genome of avian myelocytomatosis virus MC29: analysis by heteroduplex mapping. Proc Natl Acad Sci U S A (1979) 1.68
Functional analysis of a retroviral host-range mutant: altered long terminal repeat sequences allow expression in embryonal carcinoma cells. Proc Natl Acad Sci U S A (1987) 1.68
Phosphoproteins of Rous sarcoma viruses. Virology (1976) 1.67
Colocalization and membrane association of murine hepatitis virus gene 1 products and De novo-synthesized viral RNA in infected cells. J Virol (1999) 1.67
Conserved chromosomal positions of dual domains of the ets protooncogene in cats, mice, and humans. Proc Natl Acad Sci U S A (1986) 1.67
Differences between the envelope glycoproteins and glycopeptides of avian tumor viruses released from transformed and from nontransformed cells. Virology (1972) 1.67
Further characterization of mouse hepatitis virus RNA-dependent RNA polymerases. Virology (1984) 1.64
Three different cellular proteins bind to complementary sites on the 5'-end-positive and 3'-end-negative strands of mouse hepatitis virus RNA. J Virol (1993) 1.64
Identification of the cis-acting signal for minus-strand RNA synthesis of a murine coronavirus: implications for the role of minus-strand RNA in RNA replication and transcription. J Virol (1994) 1.64
Characterization of nuclear targeting signal of hepatitis delta antigen: nuclear transport as a protein complex. J Virol (1992) 1.63
Murine coronaviruses: isolation and characterization of two plaque morphology variants of the JHM neurotropic strain. J Gen Virol (1982) 1.62
Heterogeneity of gene expression of the hemagglutinin-esterase (HE) protein of murine coronaviruses. Virology (1991) 1.60
Retroviral mutants efficiently expressed in embryonal carcinoma cells. Proc Natl Acad Sci U S A (1986) 1.60
Reversible cleavage and ligation of hepatitis delta virus RNA. Science (1989) 1.59
Coronavirus leader RNA regulates and initiates subgenomic mRNA transcription both in trans and in cis. J Virol (1994) 1.58
Autocrine stimulation after transfer of the granulocyte/macrophage colony-stimulating factor gene and autonomous growth are distinct but interdependent steps in the oncogenic pathway. Proc Natl Acad Sci U S A (1987) 1.57
Random nature of coronavirus RNA recombination in the absence of selection pressure. Virology (1991) 1.57
RNA-binding activity of hepatitis delta antigen involves two arginine-rich motifs and is required for hepatitis delta virus RNA replication. J Virol (1993) 1.57
Sequence conservation and divergence of hepatitis delta virus RNA. Virology (1990) 1.56
Induction of endogenous and of spleen focus-forming viruses during dimethylsulfoxide-induced differentiation of mouse erythroleukemia cells transformed by spleen focus-forming virus. Proc Natl Acad Sci U S A (1975) 1.55
Aneuploidy vs. gene mutation hypothesis of cancer: recent study claims mutation but is found to support aneuploidy. Proc Natl Acad Sci U S A (2000) 1.54