Research Topics
| Robert L HarrisonSummaryAffiliation: Agricultural Research Service Country: USA Publications
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Detail Information
Publications
Concentration- and time-response characteristics of plaque isolates of Agrotis ipsilon multiple nucleopolyhedrovirus derived from a field isolateRobert L Harrison
Invasive Insect Biocontrol and Behavior Laboratory, Plant Sciences Institute, USDA Agricultural Research Service, Beltsville, MD 20705, USA
J Invertebr Pathol 112:159-61. 2013..Mixed infections with isolates representing the two different egt genotypes caused the same level of mortality as the field isolate and a plaque isolate with a wild-type egt gene...
Proteases as insecticidal agentsRobert L Harrison
Invasive Insect Biocontrol and Behavior Laboratory, USDA Agricultural Research Service, Plant Sciences Institute, Beltsville, Maryland 20705, USA
Toxins (Basel) 2:935-53. 2010..The sites of protease toxic activity range from the insect midgut to the hemocoel (body cavity) to the cuticle. This review discusses these insecticidal proteases along with their evaluation and use as potential pesticides...
Genetic variation and virulence of Autographa californica multiple nucleopolyhedrovirus and Trichoplusia ni single nucleopolyhedrovirus isolatesRobert L Harrison
Invasive Insect Biocontrol and Behavior Laboratory, Plant Sciences Institute, USDA Agricultural Research Service, Beltsville, MD 20705, USA
J Invertebr Pathol 110:33-47. 2012....
Autographa californica multiple nucleopolyhedrovirus ODV-E56 envelope protein is required for oral infectivity and can be substituted functionally by Rachiplusia ou multiple nucleopolyhedrovirus ODV-E56Robert L Harrison
Invasive Insect Biocontrol and Behavior Laboratory, USDA Agricultural Research Service USDA ARS, Plant Sciences Institute, 10300 Baltimore Avenue, Beltsville, MD 20705, USA
J Gen Virol 91:1173-82. 2010..This result indicated that replacement of the AcMNPV odv-e56 gene with the RoMNPV orthologue did not increase virulence against these two species...
Structural divergence among genomes of closely related baculoviruses and its implications for baculovirus evolutionRobert L Harrison
Invasive Insect Biocontrol and Behavior Laboratory, USDA Agricultural Research Service, PSI, Building 011A, Room 214, BARC W, Beltsville, MD 20705, USA
J Invertebr Pathol 101:181-6. 2009..These observations suggest an important role for recombination in the early evolution and biological characteristics of baculoviruses of these two groups...
Genomic sequence analysis of the Illinois strain of the Agrotis ipsilon multiple nucleopolyhedrovirusRobert L Harrison
Invasive Insect Biocontrol and Behavior Laboratory, USDA Agricultural Research Service, Plant Sciences Institute, Building 011A, Room 214, BARC W, 10300 Baltimore Avenue, Beltsville, MD, 20705, USA
Virus Genes 38:155-70. 2009..The deletion in egt was not associated with differences in budded virus or occluded virus production among AgipMNPV clones in cell culture...
Genomic sequence analysis of a granulovirus isolated from the Old World bollworm, Helicoverpa armigeraRobert L Harrison
Invasive Insect Biocontrol and Behavior Laboratory, Plant Sciences Institute, USDA, Agricultural Research Service, Building 011A, Room 214, BARC W, 10300 Baltimore Avenue, Beltsville, MD 20705, USA
Virus Genes 36:565-81. 2008..Alignment of the HearGV and XecnGV genome sequences revealed that HearGV is missing approximately 16.6 kbp of XecnGV-homologous sequence and contains approximately 8.2 kbp of sequence not found in the XecnGV genome...
New cell lines derived from the black cutworm, Agrotis ipsilon, that support replication of the A. ipsilon multiple nucleopolyhedrovirus and several group I nucleopolyhedrovirusesRobert L Harrison
Invasive Insect Biocontrol and Behavior Laboratory, Plant Sciences Institute, USDA, Agricultural Research Service, BARC W, Beltsville, MD 20705, USA
J Invertebr Pathol 99:28-34. 2008..Our results suggest these new lines can be useful in the study of AgipMNPV and A. ipsilon cellular and molecular biology...
Genomic sequence analysis of a fast-killing isolate of Spodoptera frugiperda multiple nucleopolyhedrovirusRobert L Harrison
Agricultural Research Service, Plant Sciences Institute, Beltsville, MD 20705, USA
J Gen Virol 89:775-90. 2008..Variant genotypes with deletions extending around the egt gene have been reported previously from a Nicaraguan field isolate of SfMNPV, suggesting that the presence of such variants is a common feature of SfMNPV populations...
Genomic sequence analysis of a nucleopolyhedrovirus isolated from the diamondback moth, Plutella xylostellaRobert L Harrison
Insect Biocontrol Laboratory, USDA Agricultural Research Service, Plant Sciences Institute, Building 011A, Room 214, BARC W, 10300 Baltimore Avenue, Beltsville, MD 20705, USA
Virus Genes 35:857-73. 2007..3%) of amino acid sequence identity with the AcMNPV-C6 ie-2 product. PlxyMNPV-CL3 apparently acquired this variant ie2 gene by recombination with an undescribed nucleopolyhedrovirus...
Genetic and biological variation among nucleopolyhedrovirus isolates from the fall armyworm, Spodoptera frugiperda (Lepidoptera: Noctuidae)Daniel L Rowley
Invasive Insect Biocontrol and Behavior Laboratory, USDA Agricultural Research Service, Plant Sciences Institute, 10300 Baltimore Avenue, Beltsville, MD 20705, USA
Virus Genes 40:458-68. 2010....
Genetic variation and virulence of nucleopolyhedroviruses isolated worldwide from the heliothine pests Helicoverpa armigera, Helicoverpa zea, and Heliothis virescensDaniel L Rowley
Invasive Insect Biocontrol and Behavior Laboratory, Plant Sciences Institute, USDA Agricultural Research Service, 10300 Baltimore Avenue, Beltsville, MD 20705, USA
J Invertebr Pathol 107:112-26. 2011....
Transforming lepidopteran insect cells for improved protein processingRobert L Harrison
USDA ARS Insect Biocontrol Laboratory, Beltsville, MD, USA
Methods Mol Biol 388:341-56. 2007..Examples of lepidopteran insect cell lines engineered for improved protein N-glycosylation and trafficking are described...
Autographa californica multiple nucleopolyhedrovirus ODV-E56 is a per os infectivity factor, but is not essential for binding and fusion of occlusion-derived virus to the host midgutWendy O Sparks
Genetics Program, Department of Entomology, Iowa State University, Ames, IA 50011, USA
Virology 409:69-76. 2011..These results indicate that ODV-E56 is a per os infectivity factor (pif-5) required for primary midgut infection at a point before or after virion binding and fusion...
Determination and analysis of the genome sequence of Spodoptera littoralis multiple nucleopolyhedrovirusJonathan E Breitenbach
Biological Control of Insects Research Laboratory, USDA Agricultural Research Service, Columbia, MO, USA
Virus Res 171:194-208. 2013....
Transforming lepidopteran insect cells for continuous recombinant protein expressionRobert L Harrison
USDA ARS Insect Biocontrol Laboratory, Beltsville, MD, USA
Methods Mol Biol 388:299-316. 2007..Techniques for the insertion of genes into continuous expression vectors, transfection of cells, and the selection and isolation of stably transformed Sf-9 clones by either colony formation or end-point dilution are described in detail...
Protein N-glycosylation in the baculovirus-insect cell expression system and engineering of insect cells to produce "mammalianized" recombinant glycoproteinsRobert L Harrison
Insect Biocontrol Laboratory, USDA Agricultural Research Service, Plant Sciences Institute, 10300 Baltimore Avenue, Beltsville, Maryland 20705, USA
Adv Virus Res 68:159-91. 2006..In addition, we consider other possible strategies for improving glycosylation in insect cells...
Comparative analysis of the genomes of Rachiplusia ou and Autographa californica multiple nucleopolyhedrovirusesRobert L Harrison
Department of Entomology, Iowa State University, Ames, Iowa 50011, USA
J Gen Virol 84:1827-42. 2003..Maximum-likelihood analysis of selection pressures on AcMNPV and RoMNPV ORFs indicate that ORFs ro18/ac20-ac21 (arif-1) and ro135/ac143 (odv-e18) have undergone positive selection...
Impact of a basement membrane-degrading protease on dissemination and secondary infection of Autographa californica multiple nucleopolyhedrovirus in Heliothis virescens (Fabricus)Huarong Li
Department of Entomology, Iowa State University, Ames, IA 50011, USA
J Gen Virol 88:1109-19. 2007..Implications for the role of the BM as a barrier to baculovirus dissemination within the host insect are discussed...
Insecticidal activity of a basement membrane-degrading protease against Heliothis virescens (Fabricius) and Acyrthosiphon pisum (Harris)Huarong Li
Department of Entomology, Iowa State University, 418 Science II, Ames, IA 50011 3222, USA
J Insect Physiol 54:777-89. 2008..These results illustrate the potent insecticidal effects of ScathL cysteine protease activity and the potential for use of ScathL in development of insect resistant transgenic plants when combined with an appropriate delivery system...
Characterisation of functional and insecticidal properties of a recombinant cathepsin L-like proteinase from flesh fly (Sarcophaga peregrina), which plays a role in differentiation of imaginal discsJudith M D Philip
School of Biological and Biomedical Sciences, Durham University, South Road, Durham, UK
Insect Biochem Mol Biol 37:589-600. 2007..Production of a inactive mutant form of ScathL showed that enzyme activity was necessary for the complete proprotein processing observed during production as a recombinant protein, and for insecticidal activity...
Application of maximum-likelihood models to selection pressure analysis of group I nucleopolyhedrovirus genesRobert L Harrison
Department of Entomology and Interdepartmental Program in Genetics, Iowa State University, Ames, IA 50011, USA
J Gen Virol 85:197-210. 2004....
Tissue specificity of a baculovirus-expressed, basement membrane-degrading protease in larvae of Heliothis virescensHailin Tang
Department of Entomology, Iowa State University, 418 Science II, Ames, IA 50011 3222, USA
Tissue Cell 39:431-43. 2007..Insect Biochem. Mol. Biol. 37, 589-600) of the remarkable specificity of this protease...
