Resultados de búsqueda - "genus"

Pathogen dynamism and variability of rice yellow mottle virus in Kenya por Kigaru, Antony, Nganga, Everlyne M., Murori, Rosemary, Pappu, Hanu R., Runo, Steven, Ateka, Elijah M.

“…Rice yellow mottle virus (RYMV), which belongs to the <jats:italic>Sobemovirus</jats:italic> genus, is the causal agent of RYMD. In Kenya, previous studies on RYMV mostly focused on western Kenya, ignoring the central and coastal regions, which are also important areas for rice cultivation in the country. …”
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Detecting large-scale diversity patterns in tropical trees: can we trust commercial forest inventories? por Réjou-Méchain, M., Fayolle, A., Nasi, Robert, Gourlet-Fleury, S., Doucet, J.L., Gally, M., Hubert, D., Pasquier, A., Billand, A.

“…The proportion of agreement between the two samplings was assessed for each species and independently for small and large trees, and at genus and family resolutions. Unsurprisingly, large trees and common species were more accurately identified than small trees and rare species. …”
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Genotypic variations in field isolates of Theileria species infecting giraffes (Giraffa camelopardalis tippelskirchi and Giraffa camelopardalis reticulata) in Kenya por Githaka, Naftaly W., Konnai, S., Skilton, Robert A., Kariuki, E., Kanduma, Esther G., Murata, S., Ohashi, K.

“…PCR amplicons of the hyper-variable region 4 (V4) of Theileria spp. small subunit ribosomal RNA (18S rRNA) gene were hybridized to a panel of genus- and species-specific oligonucleotide probes by reverse line blot (RLB). …”
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Effect of integrated soil fertility management interventions on the abundance and diversity of soil collembola in Embu and Taita districts, Kenya por Muturi, JJ, Mbugi, JP, Mueke, JM, Lagerlof, J, Mung'atu, Joseph K., Nyamasyo, G, Gikungu, M

“…Soil Collembola were extracted using dynamic behavioural modified Berlese funnel and identified to the genus level. Occurrence of Collembola was significantly affected by soil fertility amendments in both Taita and Embu study sites (P<0.05). …”
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Applications of ecological niche modelling for mapping the risk of Rift Valley fever in Kenya por Kiunga, P.N., Kitala, P.M., Kipronoh, K.A., Mosomtai, G., Bett, Bernard K.

“…Rift Valley Fever (RVF) is a viral zoonotic disease of economic importance caused by a virus of the Phlebovirus genus, Bunyaviridae family. The disease occurs cyclically between 5 to 15 years which is associated with El Nino/Southern Oscillation weather phenomenon. …”
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Application of PCR in heartwater epidemiology por Peter, T.F., O'Callaghan, C.J., Perry, Brian D., Medley, G.F., Mahan, S.

“…Transmission occurs via ticks of the Amblyomma genus, primarily A. variegatum and A. hebraeum. Intense research efforts are presently directed towards developing new vaccines for heartwater which will provide safe, effective and less expensive control options to acaricide treatment and the blood-based vaccine currently in use (Mahan et al., 1995; Martinez et al., 1993). …”
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Using ecological niche modelling for mapping the risk of Rift Valley fever in Kenya por Kiunga, P.N., Kitala, P.M., Kipronoh, K.A., Mosomtai, G., Kiplimo, Jusper Ronoh, Bett, Bernard K.

“…Introduction Rift valley fever (RVF) is a viral zoonotic disease of economic importance caused by a virus of the Phlebovirus genus, Bunyaviridae family. The disease occurs cyclically between 5 to 15 years which is associated with El Nino weather phenomenon. …”
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Shared binding sites for the Bacillus thuringiensis proteins Cry3Bb, Cry3Ca and Cry7Aa in the African sweetpotato pest Cylas puncticollis (Brentidae) por Hernández Martinez, P., Vera Velasco, N.M., Martínez Solis, M., Ghislain, M., Ferre, J., Escriche, B.

“…Bacillus thuringiensis Cry3Bb, Cry3Ca, and Cry7Aa have been reported to be toxic against larvae of the genus Cylas , which are important pests of sweet potato worldwide and particularly in sub-Saharan Africa. …”
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The global distribution of banana bunchy top virus reveals little evidence for frequent recent, human-mediated long distance dispersal events por Stainton, D., Martin, D.P., Muhire, B.M., Lolohea, S., Halafihi, M., Lepoint, P.C.E., Blomme, Guy, Crew, K.S., Sharman, M., Kraberger, S., Dayaram, A., Walters, M., Collings, D.A., Mabvakure, B., Lemey, P., Harkins, G.W., Thomas, J.E., Varsani, A.

“…Banana bunchy top virus (BBTV; family Nanoviridae, genus Babuvirus) is a multi-component single-stranded DNA virus, which infects banana plants in many regions of the world, often resulting in large-scale crop losses. …”
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Diversity and genetic structure of cassava landraces and their wild relatives (Manihot spp.) in Colombia revealed by simple sequence repeats por Tovar, E., Bocanegra, J.L., Villafañe, C, Fory Sánchez, L.F., Velásquez, A., Moreno, R., Gallego Sánchez, Gerardo J.

“…Using ten simple sequence repeat markers, we genotyped 409 samples pertaining to the species in the Manihot genus known to occur in Colombia, i.e. cassava (Manihot esculenta) and its wild relatives Manihot brachyloba, Manihot carthaginensis and Manihot tristis. …”
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Two new species of Steinernema Travassos, 1927 from the humid forest of southern Cameroon por Ngo Kanga, F., Trinh, P.Q., Waeyenberge, L., Spiridonov, S.E., Hauser, S., Moens, M.

“…As inferred from the sequence analysis of ITS rDNA S. cameroonense n. sp. and S. nyetense sp. n. represent separate group in the genus Steinernema distantly related to ‘monticolum’ and ‘feltiae-kraussei-oregonense’ clades. …”
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Complete genome sequence of bean leaf crumple virus, a novel begomovirus infecting common bean in Colombia por Carvajal-Yepes, Mónica, Zambrano, Leidy, Bueno, Juan Miguel, Raatz, Bodo, Cuéllar, Wilmer Jose

“…The data obtained support the taxonomic status of this virus (putatively named ’bean leaf crumple virus’, BLCrV) as a member of a novel species in the genus Begomovirus. Begomoviruses (family Geminiviridae) are emergent pathogens of crops whose dissemination has been favoured by the increasing populations of their whitefly vectors [1]. …”
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Natural enemy activity following the introduction of Epidinocarsis lopezi (Hymenoptera: encyrtidae) against the cassava mealybug, Phenacoccus manihoti (Homoptera: psudococcidae), i... por Neuenschwander, Peter, Hammond, W.N.O.

“…Other indigenous primary parasitoids of the genus Anagyrus were rare. Ten species of native hyperparasitoids were common from E. lopezi; most common were Prochiloneurus spp. and Chartocerus spp. …”
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Thrips (Tripidae; Thysanoptera) infestation on cassava (Manihot esculenta Crantz) at Mvuazi INERA research station, Bas-Congo Province in the Democratic Republic of Congo por Tata-Hangy, K.W., Mfuti, K., Tuwizana, M., Mahungu, N.M., Lema, K.M.

“…Samples collected on cassava in DRC were sent to IITA curator, who identified these tiny insects as thrips (Thysanoptera; Tripidae) belonging to the genus Frankliniella. The species is not known yet. …”
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Reproductive physiology, seed production, and seed quality of Brachiaria por Hopkinson, J.M., Souza, Francisco Humberto Dübbern de, Diulgheroff, Stefano, Ortíz, Amanda, Sánchez, Manuel

“…Dormancy is strongly developed in the genus and persists in most taxa at least into the season after harvest. …”
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Relative susceptibility of Musa genotypes to banana bunchy top disease in Cameroon and implication for disease management por Ngatat, S., Hanna, R., Kumar, P. Lava, Gray, S.M., Cilia, M., Ghogomu, R.T., Fontem, D.A.

“…BBTD is caused by the Banana bunchy top virus (BBTV, genus Babuvirus) which is spread through infected plant propagules and banana aphid, Pentalonia nigronervosa. …”
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A nomadic subtelomeric disease resistance gene cluster in common bean por David, Perrine, Chen, Nicolas W.G., Pedrosa Harand, Andrea, Thareau, Vincent, Sévignac, Mireille, Cannon, Steven B., Debouck, Daniel G., Langin, Thierry, Geffroy, Valerie

“…Moreover, we identified a new 528-bp satellite repeat, referred to as khipu, specific to the Phaseolus genus, present both between B4-CNL sequences and in the two knobs identified at the B4 R gene cluster. …”
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Xanthomonas campestris pv. musacearum: a major constraint to banana, plantain and enset production in central and east Africa over the past decade por Nakato, V., Mahuku, George S., Coutinho, Teresa A.

“…Taxonomy Bacteria; Phylum Proteobacteria; Class Gammaproteobacteria; Order Xanthomonadales; Family Xanthomonadaceae; Genus Xanthomonas; currently classified as X. campestris pv. musacearum (Xcm). …”
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Complete avian malaria parasite genomes reveal features associated with lineage-specific evolution in birds and mammals por Böhme, U., Otto, T.D., Cotton, J.A., Steinbiss, S., Sanders, M., Oyola, Samuel O., Nicot, A., Gandon, S., Patra, K.P., Herd, C., Bushell, E., Modrzynska, K.K., Billker, O., Vinetz, J.M., Rivero, A., Newbold, C.J., Berriman, M.

“…From these orthologs, we explore differential diversifying selection across the genus and show that the avian lineage is remarkable in the extent to which invasion-related genes are evolving. …”
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Genomics of yams, a common source of food and medicine in the tropics por Mignouna, Hodeba D., Abang, Mathew M., Asiedu, Robert

“…Nevertheless, progress has been made recently towards understanding Dioscorea phylogeny and phylogenetic relationships within the genus. Also, improved molecular technologies have been developed for genome analysis, including germplasm characterization, cytogenetics, genetic mapping and tagging, and functional genomics. …”
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