Search Results - "Shepherd, Dionne"

Evolution and ecology of plant viruses by Lefeuvre, Pierre, Martin, Darren P., Elena, Santiago F., Shepherd, Dionne N., Roumagnac, Philippe, Varsani, Arvind

“…The discovery of the first non-cellular infectious agent, later determined to be tobacco mosaic virus, paved the way for the field of virology. In the ensuing…”
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Maize streak virus: an old and complex 'emerging' pathogen by SHEPHERD, DIONNE N, MARTIN, DARREN P, VAN DER WALT, ERIC, DENT, KYLE, VARSANI, ARVIND, RYBICKI, EDWARD P

“…Maize streak virus (MSV; Genus Mastrevirus, Family Geminiviridae) occurs throughout Africa, where it causes what is probably the most serious viral crop…”
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Symptom evolution following the emergence of maize streak virus by Monjane, Adérito L, Dellicour, Simon, Hartnady, Penelope, Oyeniran, Kehinde A, Owor, Betty E, Bezuidenhout, Marion, Linderme, Daphné, Syed, Rizwan A, Donaldson, Lara, Murray, Shane, Rybicki, Edward P, Kvarnheden, Anders, Yazdkhasti, Elham, Lefeuvre, Pierre, Froissart, Rémy, Roumagnac, Philippe, Shepherd, Dionne N, Harkins, Gordon W, Suchard, Marc A, Lemey, Philippe, Varsani, Arvind, Martin, Darren P

“…For pathogens infecting single host species evolutionary trade-offs have previously been demonstrated between pathogen-induced mortality rates and transmission…”
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Inducible resistance to maize streak virus by Shepherd, Dionne N, Dugdale, Benjamin, Martin, Darren P, Varsani, Arvind, Lakay, Francisco M, Bezuidenhout, Marion E, Monjane, Adérito L, Thomson, Jennifer A, Dale, James, Rybicki, Edward P

“…Maize streak virus (MSV), which causes maize streak disease (MSD), is the major viral pathogenic constraint on maize production in Africa. Type member of the…”
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Transgenic strategies for developing crops resistant to geminiviruses by Shepherd, Dionne N., Martin, Darren P., Thomson, Jennifer A.

“…Geminiviruses infect a wide range of economically important crop plants. This review covers genetic engineering approaches currently being evaluated for the…”
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high degree of African streak virus diversity within Nigerian maize fields includes a new mastrevirus from Axonopus compressus by Oluwafemi, Sunday, Kraberger, Simona, Shepherd, Dionne N, Martin, Darren P, Varsani, Arvind

“…The A-strain of maize streak virus (MSV-A; genus Mastrevirus, family Geminiviridae), the causal agent of maize streak disease, places a major constraint on…”
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A highly divergent South African geminivirus species illuminates the ancient evolutionary history of this family by Varsani, Arvind, Shepherd, Dionne N, Dent, Kyle, Monjane, Aderito L, Rybicki, Edward P, Martin, Darren P

“…We have characterised a new highly divergent geminivirus species, Eragrostis curvula streak virus (ECSV), found infecting a hardy perennial South African wild…”
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Replication modes of Maize streak virus mutants lacking RepA or the RepA–pRBR interaction motif by Ruschhaupt, Moritz, Martin, Darren P, Lakay, Francisco, Bezuidenhout, Marion, Rybicki, Edward P, Jeske, Holger, Shepherd, Dionne N

“…Abstract The plant-infecting mastreviruses (family Geminiviridae ) express two distinct replication-initiator proteins, Rep and RepA. Although RepA is…”
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The role of Kenya in the trans-African spread of maize streak virus strain A by Pande, Daniel, Madzokere, Eugene, Hartnady, Penelope, Kraberger, Simona, Hadfield, James, Rosario, Karyna, Jäschke, Anja, Monjane, Adérito L., Owor, Betty E., Dida, Mathews M., Shepherd, Dionne N., Martin, Darren P., Varsani, Arvind, Harkins, Gordon W.

“…•Field surveys and analysis of MSV in Kenya (2008–2011) from 119 farms.•Analysis of MSVs in Kenya suggests more geographical structure than that in…”
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Molecular characterisation of a novel cassava associated circular ssDNA virus by Dayaram, Anisha, Opong, Allen, Jäschke, Anja, Hadfield, James, Baschiera, Marianna, Dobson, Renwick C.J., Offei, Samuel K., Shepherd, Dionne N., Martin, Darren P., Varsani, Arvind

“…The application of sequence non-specific rolling circle amplification of circular single stranded (ss) DNA molecules to viral metagenomics has facilitated the…”
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Recombination, decreased host specificity and increased mobility may have driven the emergence of maize streak virus as an agricultural pathogen by Varsani, Arvind, Shepherd, Dionne N, Monjane, Aderito L, Owor, Betty E, Erdmann, Julia B, Rybicki, Edward P, Peterschmitt, Michel, Briddon, Rob W, Markham, Peter G, Oluwafemi, Sunday, Windram, Oliver P, Lefeuvre, Pierre, Lett, Jean-Michel, Martin, Darren P

“…Maize streak virus (MSV; family Geminiviridae, genus Mastrevirus), the causal agent of maize streak disease, ranks amongst the most serious biological threats…”
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Molecular diversity, geographic distribution and host range of monocot-infecting mastreviruses in Africa and surrounding islands by Kraberger, Simona, Saumtally, Salem, Pande, Daniel, Khoodoo, Michel H.R., Dhayan, Sonalall, Dookun-Saumtally, Asha, Shepherd, Dionne N., Hartnady, Penelope, Atkinson, Richard, Lakay, Francisco M., Hanson, Britt, Redhi, Devasha, Monjane, Adérito L., Windram, Oliver P., Walters, Matthew, Oluwafemi, Sunday, Michel-Lett, Jean, Lefeuvre, Pierre, Martin, Darren P., Varsani, Arvind

“…•Discovery of MSV strain C isolates infecting maize in Kenya.•MSV strain G infecting Digitaria sp. on the island of Grand Canaria.•MSV and PanSV have very…”
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Extensive recombination-induced disruption of genetic interactions is highly deleterious but can be partially reversed by small numbers of secondary recombination events by Monjane, Adérito L, Martin, Darren P, Lakay, Francisco, Muhire, Brejnev M, Pande, Daniel, Varsani, Arvind, Harkins, Gordon, Shepherd, Dionne N, Rybicki, Edward P

“…Although homologous recombination can potentially provide viruses with vastly more evolutionary options than are available through mutation alone, there are…”
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Experimental evidence indicating that mastreviruses probably did not co-diverge with their hosts by Harkins, Gordon W, Delport, Wayne, Duffy, Siobain, Wood, Natasha, Monjane, Adérito L, Owor, Betty E, Donaldson, Lara, Saumtally, Salem, Triton, Guy, Briddon, Rob W, Shepherd, Dionne N, Rybicki, Edward P, Martin, Darren P, Varsani, Arvind

“…Despite the demonstration that geminiviruses, like many other single stranded DNA viruses, are evolving at rates similar to those of RNA viruses, a recent…”
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Reconstructing the History of Maize Streak Virus Strain A Dispersal To Reveal Diversification Hot Spots and Its Origin in Southern Africa by MONJANE, Aderito L, HARKINS, Gordon W, LAKOUTENE, Didier P, MANDAKOMBO, Noella, MBOUKOULIDA, Joseph, SEMBALLA, Silla, TAGNE, Appolinaire, TIENDREBEOGO, Fidele, ERDMANN, Julia B, VAN ANTWERPEN, Tania, OWOR, Betty E, FLETT, Bradley, MARTIN, Darren P, RAMUSI, Moses, WINDRAM, Oliver P, SYED, Rizwan, LETT, Jean-Michel, BRIDDON, Rob W, MARKHAM, Peter G, RYBICKI, Edward P, VARSANI, Arvind, LEMEY, Philippe, LEFEUVRE, Pierre, SHEPHERD, Dionne N, OLUWAFEMI, Sunday, SIMUYANDI, Michelo, ZINGA, Innocent, KOMBA, Ephrem K

“…Article Usage Stats Services JVI Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley…”
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A protocol for the rapid isolation of full geminivirus genomes from dried plant tissue by Shepherd, Dionne N., Martin, Darren P., Lefeuvre, Pierre, Monjane, Adérito L., Owor, Betty E., Rybicki, Edward P., Varsani, Arvind

“…A high-throughput method of isolating and cloning geminivirus genomes from dried plant material, by combining an Extract-n-Amp™-based DNA isolation technique…”
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Dating the origins of the maize-adapted strain of maize streak virus, MSV-A by Harkins, Gordon W, Martin, Darren P, Duffy, Siobain, Monjane, Aderito L, Shepherd, Dionne N, Windram, Oliver P, Owor, Betty E, Donaldson, Lara, Van Antwerpen, Tania, Sayed, Rizwan A, Flett, Bradley, Ramusi, Moses, Rybicki, Edward P, Peterschmitt, Michel, Varsani, Arvind

“…Maize streak virus (MSV), which causes maize streak disease (MSD), is one of the most serious biotic threats to African food security. Here, we use whole MSV…”
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Adaptive evolution by recombination is not associated with increased mutation rates in Maize streak virus by Monjane, Adérito L, Pande, Daniel, Lakay, Francisco, Shepherd, Dionne N, van der Walt, Eric, Lefeuvre, Pierre, Lett, Jean-Michel, Varsani, Arvind, Rybicki, Edward P, Martin, Darren P

“…Single-stranded (ss) DNA viruses in the family Geminiviridae are proving to be very useful in real-time evolution studies. The high mutation rate of…”
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A novel maize-infecting mastrevirus from La Réunion Island by Pande, Daniel, Kraberger, Simona, Lefeuvre, Pierre, Lett, Jean-Michel, Shepherd, Dionne N., Varsani, Arvind, Martin, Darren P.

“…Despite extensive sampling, only one virus belonging to the genus Mastrevirus of the family Geminiviridae , maize streak virus (MSV), has until now been…”
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Eragrostis minor streak virus: an Asian streak virus in Africa by Martin, Darren P., Linderme, Daphne, Lefeuvre, Pierre, Shepherd, Dionne N., Varsani, Arvind

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