Resultados de búsqueda - Genes Africa.

Genetic mapping of a dominant gene conferring resistance to cassava mosaic disease por Akano, A.O., Dixon, Alfred G.O., Mba, C, Barrera Sabogal, E., Fregene, Martin A.

“…Cassava mosaic disease (CMD) is the most-important disease of cassava (Manihot esculenta) in Africa, and is a potential threat to Latin American (LA) cassava production. …”
Enlace del recurso

Control of bacterial diseases of banana using CRISPR/cas-based gene editing por Tripathi, L., Ntui, V.O., Tripathi, J.

“…Some progress has been made to create resistance against bacterial pathogens using CRISPR/Cas9-mediated gene editing by knocking out the disease-causing susceptibility (S) genes or activating the expression of the plant defense genes. …”
Enlace del recurso

Gene complementarity of resistance to the cassava mosaic disease among African cassava accessions por Lokko, Y., Dixon, Alfred G.O., Offei, Samuel Kwame, Danquah, E.Y.

“…Among the resistant accessions, the results further showed that the genes for resistance are nonallelic and not linked. …”
Enlace del recurso

Selección recurrente en arroz en Africa y Madagascar: Estado actual y progreso por Châtel, Marc H., Guimarães, Elcio Perpétuo

Enlace del recurso

Removal of transgenes and Evaluation of yield penalties in genome edited bacterial blight resistant rice varieties por Loo, Eliza P.I., Huguet‐Tapia, José C., Selvaraj, Michael, Stiebner, Melissa, Killing, Britta, Buchholzer, Marcel, Schepler‐Luu, Van, Hartwig, Thomas, Valdéz Gutierrez, Sandra P., Rast‐Somssich, Madlen I., Balahadia, Christian Paolo, Slamet‐Loedin, Inez H., Oliva, Ricardo, Szurek, Boris, Tohme, Joe, Chavarriaga, Paul, White, Frank F., Yang, Bing, Frommer, Wolf B.

“…We had multiplex edited the EBEs of three SWEET genes to prevent TALe binding, producing genome‐edited (GE'd) rice mega‐varieties (IR64, Ciherang‐Sub1 for Asia and Komboka for Africa) that were resistant to a wide spectrum of Xoo strains. …”
Enlace del recurso

Transcriptional profiling of cattle infected with Trypanosoma congolense highlights gene expression signatures underlying trypanotolerance and trypanosusceptibility por O'Gorman, G.M., Park, S. de, Hill, E.W., Meade, K.G., Coussens, Paul M., Agaba, Morris, Naessens, Jan, Kemp, Stephen J., MacHugh, David E.

“…African animal trypanosomiasis (AAT) caused by tsetse fly-transmitted protozoa of the genus Trypanosoma is a major constraint on livestock and agricultural production in Africa and is among the top ten global cattle diseases impacting on the poor. …”
Enlace del recurso

Suppression of the ubiquitin E2 gene through RNA interference causes mortality in the banana weevil, Cosmopolites sordidus (Germar) por Ocimati, W., Kiggundu, A., Bailey, A., Niblett, C.L., Pedun, H., Tazuba, A.F., Tushemereirwe, Wilberforce K., Karamura, E.B.

“…In this study, we explored the use of RNAi for the control of the banana weevil that is not only the most important banana pest in East Africa, but has also eluded control through cultural, chemical and biological approaches. …”
Enlace del recurso

Characterization of the gene encoding the polymorphic immunodominant molecule, a neutralizing antigen of Theileria parva por Toye, Philip G., Metzelaar, M.J., Wijngaard, P.L.J., Nene, Vishvanath M., Iams, K.P., Roose, J., Nyanjui, J.K., Gobright, E.I., Musoke, A.J., Clevers, H.C.

“…In the Muguga form of the molecule, there were five tandem repeats of the tetrapeptide, QPEP, that were shown, by transfection of a deleted version of the PIM gene, not to react with several anti-PIM mAbs. By isolating and sequencing the genomic version of the gene, we identified two small introns in the 3' region of the gene. …”
Enlace del recurso

Transgenic banana expressing Pflp gene confers enhanced resistance to Xanthomonas wilt disease por Namukwaya, B., Tripathi, L., Tripathi, J.N., Arinaitwe, G., Mukasa, S.B., Tushemereirwe, Wilberforce K.

“…This study confirms that expression of the Pflp gene in banana results in enhanced resistance to BXW. …”
Enlace del recurso

Extensive polymorphism of Ra86 genes in field populations of Rhipicephalus appendiculatus from Kenya por Kamau, L.M., Skilton, Robert A., Githaka, Naftaly W., Kiara, Henry K., Kabiru, E., Shah, Tushaar, Musoke, A.J., Bishop, Richard P.

“…We describe herein sequence polymorphism in genes encoding Ra86 homologues of Bm86 in the brown ear tick, Rhipicephalus appendiculatus, isolated from four Kenyan field populations and one laboratory colony. …”
Enlace del recurso

Traces of introgression from cAus into tropical japonica observed in African upland rice varieties por Beye, Abdoulaye, Billot, Claire, Ronfort, Joëlle, McNally, Kenneth L., Diouf, Diaga, Glaszmann, Jean Christophe

“…Rice varieties of Asian origin may have evolved locally during and after migration to Africa, resulting in unique adaptations, particularly in relation to upland cultivation as frequently practiced in Africa. …”
Enlace del recurso

A cytochrome P450 allele confers pyrethroid resistance on a major African malaria vector, reducing insecticide-treated bednet efficacy por Weedall, G.D., Mugenzi, L.M., Menze, B.D., Tchouakui, M., Ibrahim, S.S., Amvongo-Adjia, N., Irving, H., Wondji, M.J., Tchoupo, M., Djouaka, R., Riveron, J.M., Wondji, C.S.

“…We showed that a single cytochrome P450 allele (CYP6P9a_R) in A. funestus reduced the efficacy of insecticide-treated bednets for preventing transmission of malaria in southern Africa. Expression of key insecticide resistance genes was detected in populations of this mosquito vector throughout Africa but varied according to the region. …”
Enlace del recurso

EST-SSR development for Digitaria exilis and its relatives D. iburua and D. longiflora from transcriptome sequences por Olodo, K.F., Gueye, M.C., Calatayud, C., Diop, B.M., Kane, N.A., Ngom, A., Ntui, V.O., Barreto, M.M.S., Uyoh, E.A., Abraham, S., Vigouroux, Yves, Billot, C., Barnaud, Adéline

“…Digitaria exilis is an important indigenous cereal in West Africa. The first fonio reference transcriptome was released and became a key tool for developing new molecular markers contributing to a better understanding of its genetic diversity. …”
Enlace del recurso

SeqSNP-based genic markers reveal genetic architecture and candidate genes for low nitrogen tolerance in tropical maize inbred lines por Abu, P., Badu-Apraku, B., Ifie, B.E., Eleblu, J.S.Y., Ehemba, L., Tongoona, P., Offei, S.

“…Maize production in sub-Saharan Africa (SSA) faces significant challenges due to low soil nitrogen. …”
Enlace del recurso

Resistance of cowpea (Vigna unguiculata (L.) Walp.) breeding lines to blackeye cowpea mosaic and cowpea aphid borne mosaic potyvirus isolates under experimental conditions por Boxtel, Jos van, Singh, B., Thottappilly, G., Maule, A.

“…Walp) production in West and Central Africa. Improved cowpea cultivars have been developed and distributed to various national programs but these cultivars were tested only against local virus isolates. …”
Enlace del recurso

Discovery and development of singlenucleotide polymorphism markers for resistance to Striga gesnerioides in cowpea (Vigna unguiculata) por Ongom, P.O., Fatokun, C., Boukar, O.

“…Walp.] production in West and Central Africa, causing severe yield reductions. Multiple races of S. gesnerioides exist across the cowpea-growing areas of the sub-region. …”
Enlace del recurso

Genome-wide mapping uncovers significant quantitative trait loci associated with yam mosaic virus infection, yield and dry matter content in White Guinea yam (Dioscorea rotundata P... por Adjei, E.A., Odong, T.L., Esuma, W., Bhattacharjee, R., Agre, A.P., Adebola, P.O., Chamba, E.B., Asfaw, A., Dramadri, I.O., Mbabazi, S.T., Edema, R., Ozimati, A.A., Ochwo-Ssemakula, M., Alicai, T.

“…Introduction: Yam is an important crop for food security in East and West Africa due to its high market value and customer demand. …”
Enlace del recurso

Development of multiple disease resistant breeding parents through gene pyramiding with the aid of molecular markers por Mukankusi, Clare Mugisha, Male, A., Musoke, S., Buruchara, Robin Arani, Abang, Mathew M.

“…The overall objective of this study is to contribute to the development of MDR varieties through developing multiple disease resistance parents (MDRP) by gene pyramiding key diseases resistance genes in a common background. …”
Enlace del recurso

Analyses of mitochondrial genes reveal two sympatric but genetically divergent lineages of Rhipicephalus appendiculatus in Kenya por Kanduma, Esther G., Mwacharo, Joram M., Githaka, Naftaly W., Kinyanjui, P.W., Njuguna, J., Kamau, L.M., Kariuki, E., Mwaura, S., Skilton, Robert A., Bishop, Richard P.

“…To assess further the phylogenetic relationships between field and laboratory R. appendiculatus tick isolates, this study examined sequence variations at two mitochondrial genes, cytochrome c oxidase subunit I (COI) and 12S ribosomal RNA (rRNA), and the nuclear encoded ribosomal internal transcribed spacer 2 (ITS2) of the rRNA gene, respectively. …”
Enlace del recurso

Transcriptomic analysis of sweet potato under dehydration stress identifies candidate genes for drought tolerance por Lau, K.H., Herrera, M.R., Crisovan, E., Wu, S., Muhammad, Z.F., Khan, A., Buell, C.R., Gemenet, D.

“…Lam.) is an important subsistence crop in Sub‐Saharan Africa, yet as for many crops, yield can be severely impacted by drought stress. …”
Enlace del recurso