Resultados de búsqueda - Genes Africa.

Whole genome resequencing of a global collection of Napier grass (Cenchrus purpureus) to explore global population structure and QTL governing yield and feed quality traits por Teshome, Abel, Lire, H., Higgins, J., Olango, T., Habte, Ermias H., Negawo, Alemayehu T., Muktar, Meki S., Assefa, Yilikal, Pereira, J.F., Azevedo, A.L.S., Machado, J.C., Nyamongo, D., Zhang, J., Qi, Y., Anderson, W., De Vega, J., Jones, Christopher S.

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Unlocking cassava brown streak deisease resistance in cassava: insights from genetic variability and combining ability por Sichalwe, K., Kayondo, S.I., Edema, R., Omari, M., Kulembeka, H., Rubaihayo, P., Kanju, E.

“…Cassava brown streak disease (CBSD) threatens cassava production in sub-Saharan Africa despite the availability of resistant varieties. …”
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Genomic evidence of positive selection highlights functional divergence associated with environmental resilience in central and West African indigenous cattle por Bitew, M.K., Paguem, A., Abanda, B., Achukwi, D.M., Manchang, K.T., Preuß, S., Hanotte, Olivier H., Senczuk, G., Renz, A., Eisenbarth, A., Pilla, F.

“…Selection signals were enriched on chromosomes 5, 7, and 29, containing candidate genes such as ATF4, PKNOX2, DNAJB7, TEF, NFE2, and several SPINK and HOXC family members, many associated with immune function and trypanosome challenge response. …”
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Selection of extra-early maize inbreds under low N and drought at flowering and grain-filling for hybrid production por Badu-Apraku, Baffour, Fakorede, M.A.B., Oyekunle M, Akinwale, R.

“…It was concluded that extra-early inbreds and hybrids are not only drought escaping but also possess drought and low-N tolerant genes.…”
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Stability of Striga gesnerioides resistance mechanism in cowpea under high- infestation level, low soil fertility and drought stresses por Muranaka S, Fatokun, C.A., Boukar, O.

“…Walp.] productivity in West and Central Africa. Efforts are being made to identify major genes that determine the race specific resistances to S. gesnerioides in cowpea and to develop resistant varieties with suitable agricultural traits. …”
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Is there a need for a forest restoration certification scheme? por Loo, J.A., Jalonen, R., Thomas, E., Bozzano, M.

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Molecular characterization of cowpea breeding lines for Striga resistance using SCAR markers por Omoigui, L.O., Yeye, M., Ousmane, B., Gowda, B., Timko, M.P.

“…S. gesnerioides (Willd) Vatke is a major biological constraint to cowpea production in the dry savanna of sub-Saharan Africa. Yield losses caused by S. gesnerioides in these regions are estimated in millions of tons annually, and prevalence of Striga soil infestation is steadily increasing. …”
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The mitogenome of the brown pod-sucking bug Clavigralla tomentosicollis Stäl (Hemiptera: Coreidae) por Steele, L.D., Sun, W., Valero, M.C., Ojo, J.A., Seong, K.M., Coates, B.S., Margam, V.M., Tamò, Manuele, Pittendrigh, Barry Robert

“…The complete, 16,089 bp mitogenome of C. tomentosicollis encodes 13 protein-coding genes (PCGs), 22 transfer RNAs (tRNAs), two ribosomal RNAs (rRNAs) and an A + T rich control region, with gene order and orientation identical to that of the insect ancestral gene order. …”
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Signatures of positive selection in African Butana and Kenana dairy zebu cattle por Bahbahani, Hussain, Salim, B., Almathen, F., Al Enezi, F., Mwacharo, Joram M., Hanotte, Olivier H.

“…Our findings underline the potential to improve dairy production in the semi-arid pastoral areas of Africa through breeding improvement strategy of indigenous local breeds.…”
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Patterns and processes of mycobacterium bovis evolution revealed by phylogenomic analyses por Patané, José S.L., Martins Jr, Joaquim, Castelão, Ana Beatriz C., Nishibe, Christiane, Montera, Luciana, Bigi, Fabiana, Zumarraga, Martin Jose, Cataldi, Angel Adrian, Fonseca Junior, Antônio, Roxo, Eliana, Osório, Ana Luiza Alves Rosa, Jorge, Klaudia dos Santos Goncalves, Thacker, Tyler C., Almeida, Nalvo Franco, Araujo, Flabio Ribeiro de, Setubal, Joâo C.

“…A comparative phylogenomic study including 2,483 core genes of 38 taxa from eight countries showed conflicting phylogenetic signal among sites. …”
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Genome wide insights of Ethiopian indigenous sheep populations reveal the population structure related to tail morphology and phylogeography por Amane, Agraw, Belay, G., Nasser, Y., Kyallo, Martina M., Dessie, Tadelle, Kebede, A., Getachew, T., Domelevo Entfellner, Jean-Baka, Edea, Zewdu, Hanotte, Olivier H., Mekuriaw, Getinet

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Ancestral haplotype mapping for GWAS and detection of signatures of selection in admixed dairy cattle of Kenya por Aliloo, H., Mrode, Raphael A., Okeyo Mwai, Ally, Gibson, John P.

“…Crossbred dairy cattle in East Africa resulting from over 60 years of crossing exotic dairy breeds with indigenous cattle plus inter-se matings, form a highly variable admixed population. …”
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The elephant grass (Cenchrus purpureus) genome provides insights into anthocyanidin accumulation and fast growth por Yan, Qi, Wu, Fan, Xu, Pan, Sun, Zongyi, Jie Li, Gao, Lijuan, Lu, Liyan, Chen, Dongdong, Muktar, Meki S., Jones, Christopher S., Yi, Xianfeng, Zhang, Jiyu

“…Elephant grass (2n = 4x = 28; Cenchrus purpureus Schumach.), also known as Napier grass, is an important forage grass and potential energy crop in tropical and subtropical regions of Asia, Africa and America. However, no study has yet reported a genome assembly for elephant grass at the chromosome scale. …”
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Genetic analyses and genomic predictions of root rot resistance in common bean across trials and populations por Diaz, Lucy Milena, Arredondo, Victoria, Suarez, Daniel Ariza, Aparicio, Johan Steven, Buendia, Hector Fabio, Cajiao V., César Hernando, Mosquera, Gloria, Beebe, Stephen E., Mukankusi, Clare, Raatz, Bodo

“…Root rot in common bean is a disease that causes serious damage to grain production, particularly in the upland areas of Eastern and Central Africa where significant losses occur in susceptible bean varieties. …”
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Inheritance of resistance to three endemic viral diseases of cowpea in Nigeria por Ogunsola, K.E., Fatokun, C., Boukar, O., Kumar, P. Lava

“…Under single or mixed infections, these endemic viruses significantly reduce cowpea yield in sub-Saharan Africa. Planting resistant varieties is the most effective control method. …”
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Molecular epidemiology and diversity of SARS-CoV-2 in Ethiopia, 2020–2022 por Sisay, A., Tshiabuila, D., Wyk, S. van, Tesfaye, A., Mboowa, G., Oyola, Samuel O., Tesema, S.K., Baxter, C., Martin, D., Lessells, R., Tegally, H., Moir, M., Giandhari, J., Pillay, S., Singh, L., Ramphal, Y., Maharaj, A., Pillay, Y., Naidoo, Y., Ramphal, U., Chabuka, L., Wilkinson, E., Oliveira, T. de, Desta, A.F., San, J.E.

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Association mapping of resistance to tan spot in the Global Durum Panel por Szabo-Hever, Agnes, Singh, Gurminder, Peters Haugrud, Amanda, Running, Katherine, Seneviratne, Sudeshi, Zhang, Zengcui, Shi, Gongjun, Bassi, Filippo, Maccaferri, Marco, Cattivelli, Luigi, Tuberosa, Roberto, Friesen, Timothy L, Liu, Zhaohui, Xu, Steven, Faris, Justin

“…Overall, susceptible durum lines were most prevalent in South Asia, the Middle East, and North Africa. Genome-wide association analysis showed the resistance locus Tsr7 was significantly associated with tan spot caused by races 2 and 3, but not races 1, 4, or 5. …”
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Enhancing genetic gains in grain yield and efficiency of testing sites of early-maturing maize hybrids under contrasting environments por Badu-Apraku, B., Abubakar, A.M., Adu, G.B., Yacoubou, A.M., Adewale, S., Adejumobi, I.I.

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Selection of extra-early white quality protein maize (Zea mays L.) inbred lines for drought and low soil nitrogen resilient hybrid production por Annor, B., Badu-Apraku, B.

“…In West and Central Africa (WCA), drought and low soil nitrogen (low N) impede increased maize (Zea mays L.) productivity and production. …”
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Linkage mapping and genomic prediction of grain quality traits in tropical maize (Zea mays L.) por Ndlovu, Noel, Kachapur, Rajashekar M., Beyene, Yoseph, Das, Biswanath, Ogugo, Veronica, Makumbi, Dan, Spillane, Charles, McKeown, Peter C., Prasanna, Boddupalli M., Gowda, Manje

“…The suboptimal productivity of maize systems in sub-Saharan Africa (SSA) is a pressing issue, with far-reaching implications for food security, nutrition, and livelihood sustainability within the affected smallholder farming communities. …”
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