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| Acceso al texto completo restringido a Biblioteca INIA Las Brujas. Por información adicional contacte bibliolb@inia.org.uy. |
Registro completo
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Biblioteca (s) : |
INIA Las Brujas. |
Fecha : |
30/06/2021 |
Actualizado : |
30/06/2021 |
Tipo de producción científica : |
Artículos en Revistas Indexadas Internacionales |
Autor : |
ANDINO, M.; GAIERO, P.; GONZÁLEZ-BARRIOS, P.; GALVÁN, G.; VILARÓ, F.; SPERANZA, P. |
Afiliación : |
MARIANA ANDINO, Facultad de Agronomía, Universidad de la República, Montevideo, Uruguay.; PAOLA GAIERO, Facultad de Agronomía, Universidad de la República, Montevideo, Uruguay.; PABLO GONZÁLEZ-BARRIOS, Facultad de Agronomía, Universidad de la República, Montevideo, Uruguay.; GUILLERMO GALVÁN, Facultad de Agronomía, Universidad de la República, Montevideo, Uruguay.; FRANCISCO LUIS VILARO PAREJA, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay; Facultad de Agronomía, Universidad de la República, Montevideo, Uruguay.; PABLO SPERANZA, Facultad de Agronomía, Universidad de la República, Montevideo, Uruguay. |
Título : |
Potato introgressive hybridisation breeding for bacterial wilt resistance using Solanum commersonii Dun. as Donor: genetic and agronomic characterisation of a backcross 3 progeny. |
Fecha de publicación : |
2021 |
Fuente / Imprenta : |
Potato Research, 2021. Doi: https://doi.org/10.1007/s11540-021-09512-1 |
ISSN : |
0014-3065 |
DOI : |
10.1007/s11540-021-09512-1 |
Idioma : |
Inglés |
Notas : |
Article history: Received 30 October 2020; Accepted 26 April 2021; Published Online 17 June 2021.
Corresponding author: Gaiero, P., Facultad de Agronomía, Universidad de la República, Garzón 780, Montevideo, Uruguay; email:pgaiero@fagro.edu.uy |
Contenido : |
ABSTRACT - Bacterial wilt caused by Ralstonia solanacearum is the main bacterial disease in potato. Solanum commersonii Dun. (cmm; 2n = 2x = 24, 1 EBN) is a native species to southern Brazil, Uruguay and Argentina with desirable traits for introgressive hybridisation breeding into cultivated potato such as resistance to R. solanacearum. In Uruguay, successful crosses between cmm and Solanum tuberosum Group Tuberosum (tbr; 2n = 4x = 48, 4 EBN) have been carried out with this objective, resulting in backcross 1, 2 and 3 progenies. The aim of this study was to characterise one backcross 3 progeny (BC3) using cytogenetic, genetic, morphological and agronomic descriptors. Resistance to R. solanacearum showed transgressive segregation and an association with plant architecture. Fifty-two percent of individuals had chromosome numbers close to cultivated potato with no evidence of preferential loss of cmm chromosomes. All BC3 individuals showed male sterility, probably due to nuclear-cytoplasmic interactions. Although there was wide segregation in morphological traits, most individuals resembled the recurrent tbr parents. A few more backcrosses combined with screening for bacterial wilt resistance may be necessary to allow for further recombination and removal of undesirable traits from cmm. The presence of BC3 individuals with chromosome numbers close to 2n = 48, combining morphological traits from tbr with good levels of resistance, suggests the occurrence of introgression events. This points to S. commersonii as one of the most promising genetic resources for potato breeding from the Southern Atlantic region.
© 2021, European Association for Potato Research. MenosABSTRACT - Bacterial wilt caused by Ralstonia solanacearum is the main bacterial disease in potato. Solanum commersonii Dun. (cmm; 2n = 2x = 24, 1 EBN) is a native species to southern Brazil, Uruguay and Argentina with desirable traits for introgressive hybridisation breeding into cultivated potato such as resistance to R. solanacearum. In Uruguay, successful crosses between cmm and Solanum tuberosum Group Tuberosum (tbr; 2n = 4x = 48, 4 EBN) have been carried out with this objective, resulting in backcross 1, 2 and 3 progenies. The aim of this study was to characterise one backcross 3 progeny (BC3) using cytogenetic, genetic, morphological and agronomic descriptors. Resistance to R. solanacearum showed transgressive segregation and an association with plant architecture. Fifty-two percent of individuals had chromosome numbers close to cultivated potato with no evidence of preferential loss of cmm chromosomes. All BC3 individuals showed male sterility, probably due to nuclear-cytoplasmic interactions. Although there was wide segregation in morphological traits, most individuals resembled the recurrent tbr parents. A few more backcrosses combined with screening for bacterial wilt resistance may be necessary to allow for further recombination and removal of undesirable traits from cmm. The presence of BC3 individuals with chromosome numbers close to 2n = 48, combining morphological traits from tbr with good levels of resistance, suggests the occurrence of introgression events.... Presentar Todo |
Palabras claves : |
Agronomic performance; Backcrossing; Chromosome number; Genetic resistance; Ralstonia solanacearum; Wild potato relative. |
Asunto categoría : |
F30 Genética vegetal y fitomejoramiento |
Marc : |
LEADER 02875naa a2200289 a 4500 001 1062208 005 2021-06-30 008 2021 bl uuuu u00u1 u #d 022 $a0014-3065 024 7 $a10.1007/s11540-021-09512-1$2DOI 100 1 $aANDINO, M. 245 $aPotato introgressive hybridisation breeding for bacterial wilt resistance using Solanum commersonii Dun. as Donor$bgenetic and agronomic characterisation of a backcross 3 progeny.$h[electronic resource] 260 $c2021 500 $aArticle history: Received 30 October 2020; Accepted 26 April 2021; Published Online 17 June 2021. Corresponding author: Gaiero, P., Facultad de Agronomía, Universidad de la República, Garzón 780, Montevideo, Uruguay; email:pgaiero@fagro.edu.uy 520 $aABSTRACT - Bacterial wilt caused by Ralstonia solanacearum is the main bacterial disease in potato. Solanum commersonii Dun. (cmm; 2n = 2x = 24, 1 EBN) is a native species to southern Brazil, Uruguay and Argentina with desirable traits for introgressive hybridisation breeding into cultivated potato such as resistance to R. solanacearum. In Uruguay, successful crosses between cmm and Solanum tuberosum Group Tuberosum (tbr; 2n = 4x = 48, 4 EBN) have been carried out with this objective, resulting in backcross 1, 2 and 3 progenies. The aim of this study was to characterise one backcross 3 progeny (BC3) using cytogenetic, genetic, morphological and agronomic descriptors. Resistance to R. solanacearum showed transgressive segregation and an association with plant architecture. Fifty-two percent of individuals had chromosome numbers close to cultivated potato with no evidence of preferential loss of cmm chromosomes. All BC3 individuals showed male sterility, probably due to nuclear-cytoplasmic interactions. Although there was wide segregation in morphological traits, most individuals resembled the recurrent tbr parents. A few more backcrosses combined with screening for bacterial wilt resistance may be necessary to allow for further recombination and removal of undesirable traits from cmm. The presence of BC3 individuals with chromosome numbers close to 2n = 48, combining morphological traits from tbr with good levels of resistance, suggests the occurrence of introgression events. This points to S. commersonii as one of the most promising genetic resources for potato breeding from the Southern Atlantic region. © 2021, European Association for Potato Research. 653 $aAgronomic performance 653 $aBackcrossing 653 $aChromosome number 653 $aGenetic resistance 653 $aRalstonia solanacearum 653 $aWild potato relative 700 1 $aGAIERO, P. 700 1 $aGONZÁLEZ-BARRIOS, P. 700 1 $aGALVÁN, G. 700 1 $aVILARÓ, F. 700 1 $aSPERANZA, P. 773 $tPotato Research, 2021. Doi: https://doi.org/10.1007/s11540-021-09512-1
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| Acceso al texto completo restringido a Biblioteca INIA La Estanzuela. Por información adicional contacte bib_le@inia.org.uy. |
Registro completo
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Biblioteca (s) : |
INIA La Estanzuela. |
Fecha actual : |
01/09/2021 |
Actualizado : |
01/09/2021 |
Tipo de producción científica : |
Artículos en Revistas Indexadas Internacionales |
Circulación / Nivel : |
Internacional - -- |
Autor : |
RABAZA, A.; MACÍAS-RIOSECO, M.; FRAGA, M.; UZAL, F.A.; EISLER, M.C.; RIET-CORREA, F.; GIANNITTI, F. |
Afiliación : |
ANA VIRGINIA RABAZA MARTINEZ, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay; Bristol Veterinary School, University of Bristol, Langford House, Langford, Bristol, UK.; MELISSA MACÍAS RIOSECO, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay; California Animal Health and Food Safety (CAHFS) Laboratory, University of California At Davis, Davis, CA, USA.; MARTIN FRAGA COTELO, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay; FRANCISCO A UZAL, California Animal Health and Food Safety (CAHFS) Laboratory, University of California At Davis, Davis, CA, USA.; MARK C EISLER, Bristol Veterinary School, University of Bristol, Langford House, Langford, Bristol, UK.; FRANKLIN RIET-CORREA AMARAL, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay; Programa de Pós Graduação Em Ciência Animal Nos Trópicos, Faculdade de Veterinária, Universidade Federal da Bahia, Ondina, Salvador, BA, Brazil.; FEDERICO GIANNITTI, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay. |
Título : |
Coxiella burnetii abortion in a dairy farm selling artisanal cheese directly to consumers and review of Q fever as a bovine abortifacient in South America and a human milk-borne disease. (Veterinary Microbiology :(Review). |
Fecha de publicación : |
2021 |
Fuente / Imprenta : |
Brazilian Journal of Microbiology, 2021. Doi: https://doi.org/10.1007/s42770-021-00593-1 |
DOI : |
10.1007/s42770-021-00593-1 |
Idioma : |
Inglés |
Contenido : |
Abstract: Coxiella burnetii is a highly transmissible intracellular bacterium with a low infective dose that causes Q fever (coxiellosis), a notifiable zoonotic disease distributed worldwide. Livestock are the main source of C. burnetii transmission to humans, which occurs mostly through the aerogenous route. Although C. burnetii is a major abortifacient in small ruminants, it is less frequently diagnosed in aborting cattle. We report a case of C. burnetii abortion in a lactating Holstein cow from a dairy farm producing and selling artisanal cheese directly to consumers in Uruguay, and review the literature on coxiellosis as a bovine abortifacient in South America and as a milk-borne disease. The aborted cow had severe necrotizing placentitis with abundant intratrophoblastic and intralesional C. burnetii confirmed by immunohistochemistry and PCR. After primo-infection in cattle, C. burnetii remains latent in the lymph nodes and mammary glands, with milk being a significant and persistent excretion route. Viable C. burnetii has been found in unpasteurized milk and cheeses after several months of maturing. The risk of coxiellosis after the consumption of unpasteurized dairy products, including cheese, is not negligible. This report raises awareness on bovine coxiellosis as a potential food safety problem in on-farm raw cheese manufacturing and sales. The scant publications on abortive coxiellosis in cattle in South America suggest that the condition has probably gone underreported in all countries of this subcontinent except for Uruguay. Therefore, we also discuss the diagnostic criteria for laboratory-based confirmation of C. burnetii abortion in ruminants as a guideline for veterinary diagnosticians. MenosAbstract: Coxiella burnetii is a highly transmissible intracellular bacterium with a low infective dose that causes Q fever (coxiellosis), a notifiable zoonotic disease distributed worldwide. Livestock are the main source of C. burnetii transmission to humans, which occurs mostly through the aerogenous route. Although C. burnetii is a major abortifacient in small ruminants, it is less frequently diagnosed in aborting cattle. We report a case of C. burnetii abortion in a lactating Holstein cow from a dairy farm producing and selling artisanal cheese directly to consumers in Uruguay, and review the literature on coxiellosis as a bovine abortifacient in South America and as a milk-borne disease. The aborted cow had severe necrotizing placentitis with abundant intratrophoblastic and intralesional C. burnetii confirmed by immunohistochemistry and PCR. After primo-infection in cattle, C. burnetii remains latent in the lymph nodes and mammary glands, with milk being a significant and persistent excretion route. Viable C. burnetii has been found in unpasteurized milk and cheeses after several months of maturing. The risk of coxiellosis after the consumption of unpasteurized dairy products, including cheese, is not negligible. This report raises awareness on bovine coxiellosis as a potential food safety problem in on-farm raw cheese manufacturing and sales. The scant publications on abortive coxiellosis in cattle in South America suggest that the condition has probably gone underrepo... Presentar Todo |
Palabras claves : |
Abortion; Dairy production; Food safety; Milk-borne disease; PLATAFORMA DE INVESTIGACIÓN EN SALUD ANIMAL; PLATAFORMA DE SALUD ANIMAL; Q fever; Zoonosis. |
Asunto categoría : |
L01 Ganadería |
Marc : |
LEADER 02785naa a2200301 a 4500 001 1062381 005 2021-09-01 008 2021 bl uuuu u00u1 u #d 024 7 $a10.1007/s42770-021-00593-1$2DOI 100 1 $aRABAZA, A. 245 $aCoxiella burnetii abortion in a dairy farm selling artisanal cheese directly to consumers and review of Q fever as a bovine abortifacient in South America and a human milk-borne disease. (Veterinary Microbiology$b(Review).$h[electronic resource] 260 $c2021 520 $aAbstract: Coxiella burnetii is a highly transmissible intracellular bacterium with a low infective dose that causes Q fever (coxiellosis), a notifiable zoonotic disease distributed worldwide. Livestock are the main source of C. burnetii transmission to humans, which occurs mostly through the aerogenous route. Although C. burnetii is a major abortifacient in small ruminants, it is less frequently diagnosed in aborting cattle. We report a case of C. burnetii abortion in a lactating Holstein cow from a dairy farm producing and selling artisanal cheese directly to consumers in Uruguay, and review the literature on coxiellosis as a bovine abortifacient in South America and as a milk-borne disease. The aborted cow had severe necrotizing placentitis with abundant intratrophoblastic and intralesional C. burnetii confirmed by immunohistochemistry and PCR. After primo-infection in cattle, C. burnetii remains latent in the lymph nodes and mammary glands, with milk being a significant and persistent excretion route. Viable C. burnetii has been found in unpasteurized milk and cheeses after several months of maturing. The risk of coxiellosis after the consumption of unpasteurized dairy products, including cheese, is not negligible. This report raises awareness on bovine coxiellosis as a potential food safety problem in on-farm raw cheese manufacturing and sales. The scant publications on abortive coxiellosis in cattle in South America suggest that the condition has probably gone underreported in all countries of this subcontinent except for Uruguay. Therefore, we also discuss the diagnostic criteria for laboratory-based confirmation of C. burnetii abortion in ruminants as a guideline for veterinary diagnosticians. 653 $aAbortion 653 $aDairy production 653 $aFood safety 653 $aMilk-borne disease 653 $aPLATAFORMA DE INVESTIGACIÓN EN SALUD ANIMAL 653 $aPLATAFORMA DE SALUD ANIMAL 653 $aQ fever 653 $aZoonosis 700 1 $aMACÍAS-RIOSECO, M. 700 1 $aFRAGA, M. 700 1 $aUZAL, F.A. 700 1 $aEISLER, M.C. 700 1 $aRIET-CORREA, F. 700 1 $aGIANNITTI, F. 773 $tBrazilian Journal of Microbiology, 2021. Doi: https://doi.org/10.1007/s42770-021-00593-1
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