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Obtención de mutantes de Brucella abortus genéticamente definidas: su caracteización molecular y evaluación de su uso como vacunas para la brucelosis bovina
(Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, 2017)El desarrollo de las técnicas de ADN recombinante permitió la generación de vacunas racionalmente diseñadas. Teniendo esto en cuenta, el objetivo de este trabajo es la obtención de cepas de Brucella abortus genéticamente ... -
Obtención de un nuevo genotipo de Achylocrine satureioides Lam (Asteraceae) por poliploidización in vivo = Obtaining a new genotype tetraploid of Achylocrine satureioides Lam (Asteraceae) by in vivo poliploydization
(Facultad de Ciencias Agrarias y Forestales, Universidad Nacional de La Plata, 2022-11)Achyrocline satureioides (Lam.) DC. es un arbusto originario de América del Sur. Es muy utilizada en la medicina popular, además, por su color y arquitectura, tiene potencial ornamental como planta para decorar parques o ... -
Occurrence of Cryptosporidium and other enteropathogens and their association with diarrhea in dairy calves of Buenos Aires province, Argentina
(Elsevier, 2021-04)Cryptosporidiosis of neonatal dairy calves causes diarrhea, resulting in important economic losses. In Argentina, prevalence values of Cryptosporidium spp. and other enteropathogens such as group A rotavirus (RVA), bovine ... -
On how to identify a seminal fluid protein : a response to Wigby et al.
(Wiley, 2022-08)The choice of criteria to delimit a group or class is a subjective matter, even though the reasoning, the objectives, and the criteria themselves should always be clearly stated. This paper is part of a discussion about ... -
On the origin of neo-sex chromosomes in the neotropical dragonflies Rhionaeschna bonariensis and R. planaltica (Aeshnidae, Odonata)
(MDPI, 2022-12)Odonata have holokinetic chromosomes. About 95% of species have an XX/X0 sex chromosome system, with heterogametic males. There are species with neo-XX/neo-XY sex chromosomes resulting from an X chromosome/autosome fusion. ... -
On-field phenotypic evaluation of sunflower populations for broad-spectrum resistance to Verticillium leaf mottle and wilt
(Springer Nature, 2021-06)Sunflower Verticillium Wilt and Leaf Mottle (SVW), caused by Verticillium dahliae (Kleb.; Vd), is a soil-borne disease affecting sunflower worldwide. A single dominant locus, known as V1, was formerly effective in controlling ... -
On-site detection of equid alphaherpesvirus 3 in perineal and genital swabs of mares and stallions
(Elsevier, 2018-07)Equine coital exanthema (ECE) is an infectious, venereally transmitted muco-cutaneous disease affecting mares and stallions, caused by equid alphaherpesvirus 3 (EHV3). Diagnostic tools for rapid identification of EHV3 are ... -
Ongoing speciation within the Anastrepha fraterculus cryptic species complex: the case of the Andean morphotype
(Wiley, 2014-09)The Anastrepha fraterculus (Wiedemann) (Diptera: Tephritidae) cryptic species complex is currently composed of seven taxonomically recognized morphotypes. Both, pre‐ and post‐zygotic isolation has been documented among ... -
Optimisation of xylanases production by two Cellulomonas strains and their use for biomass deconstruction
(Springer, 2021-05)One of the main distinguishing features of bacteria belonging to the Cellulomonas genus is their ability to secrete multiple polysaccharide degrading enzymes. However, their application in biomass deconstruction still ... -
Optimización de la digestión anaeróbica del guano de aves ponedoras
(Instituto de Investigación e Ingeniería Ambiental, Universidad Nacional de San Martín, 2019)La producción avícola de ponedoras en sistemas intensificados se ha incrementado exponencialmente en los últimos años, conduciendo a la generación de grandes volúmenes de residuos que si no son gestionados adecuadamente ... -
Optimization and comparative analysis of LAMP and PCR techniques for the detection of leptospiral DNA in Golden Syrian hamsters
(Springer, 2023-08)Leptospirosis is a zoonotic disease with significant public health and economic impact worldwide. Rapid and accurate diagnosis is essential for effective prevention and treatment. This study optimized a loop-mediated ... -
Optimization of cellobiohydrolase production and secretome analysis of Trametes villosa LBM 033 suitable for lignocellulosic bioconversion
(Taylor & Francis, 2019-04)The production of bioethanol from lignocellulosic biomass comprises the enzymatic hydrolysis of lignocellulosic structures by three major cellulases. Among them, cellobiohydrolases are considered to be key enzymes playing ... -
Optimized adenoviral vector that enhances the assembly of FMDV O1 virus-like particles in situ increases its potential as vaccine for serotype O viruses
(Frontiers Media, 2020-11)Although replication-defective human adenovirus type 5 (Ad5) vectors that express in situ the capsid-encoding region of foot-and-mouth disease virus (FMDV) have been proven to be effective as vaccines in relevant species ... -
Optimizing ddRADseq in non-model species: a case study in Eucalyptus dunnii maiden
(MDPI, 2019-08)Restriction site-associated DNA sequencing (RADseq) and its derived protocols, such as double digest RADseq (ddRADseq), offer a flexible and highly cost-effective strategy for efficient plant genome sampling. This has ... -
Origin of new lineages by recombination and mutation in avian infectious bronchitis virus from South America
(MDPI, 2022-10)The gammacoronavirus avian infectious bronchitis virus (IBV) is a highly contagious respiratory pathogen of primary economic importance to the global poultry industry. Two IBV lineages (GI-11 and GI-16) have been widely ... -
Overexpressed proteins in hypervirulent clade 8 and clade 6 strains of Escherichia coli O157:H7 compared to E. coli O157:H7 EDL933 clade 3 strain
(2016)Escherichia coli O157:H7 is responsible for severe diarrhea and hemolytic uremic syndrome (HUS), and predominantly affects children under 5 years. The major virulence traits are Shiga toxins, necessary to develop HUS and ... -
The overexpression of antifungal genes enhances resistance to rhizoctonia solani in transgenic potato plants without affecting arbuscular mycorrhizal symbiosis
(Elsevier, 2019-10)The biological control of fungal diseases through the use of genetically modified (GM) plants could decrease the input of chemical pesticides. To overcome possible losses in potato (Solanum tuberosum) yield because of ... -
Overexpression of snakin-1 gene enhances resistance to Rhizoctonia solani and Erwinia carotovora in transgenic potato plants
(Wiley-Blackwell, 2008-05)Snakin‐1 (SN1), a cysteine‐rich peptide with broad‐spectrum antimicrobial activity in vitro, was evaluated for its ability to confer resistance to pathogens in transgenic potatoes. Genetic variants of this gene were cloned ... -
Overview of the role of Shiga toxins in porcine edema disease pathogenesis
(Elsevier, 2018-06)Shiga toxin-producing Escherichia coli (STEC) have been implicated as the cause of enterotoxemias, such as hemolytic uremic syndrome in humans and edema disease (ED) of pigs. Stx1 and Stx2 are the most common types found ...