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Analysis of irradiated Argentinean fetal bovine serum for adventitious agents
Pecora, Andrea; Perez Lopez, Jorgelina; Jordan, Maximiliano Jesus; Franco, Lautaro Nahuel; Politzki, Romina Paula; Ruiz, Vanesa; Alvarez, Irene (Sage Publications, 2020-11)Fetal bovine serum (FBS) used in cell culture may be contaminated with adventitious agents, which can affect the production of biologicals and the results of clinical laboratory tests. We carried out a retrospective study ... -
Evaluación de la seguridad viral en productos biológicos
Salazar, Daniela; Franco, Lautaro Nahuel; Becerra, María Luciana; Perez Lopez, Jorgelina; Politzki, Romina Paula; Ruiz, Vanesa; Alvarez, Irene; Olguin Perglione, Cecilia (Universidad Nacional del Centro de la Provincia de Buenos Aires, 2023-08)El desarrollo de productos biofarmacéuticos requiere un control estricto de los procesos de manufactura a fin de obtener un producto seguro para humanos y animales Para esto es fundamental realizar el control de contaminantes ... -
Evaluation of total white blood cell count as a marker for proviral load of bovine leukemia virus in dairy cattle from herds with a high seroprevalence of antibodies against bovine leukemia virus
Alvarez, Irene; Gutierrez, Gerónimo; Gammella, Mariela; Martínez, Cecilia; Politzki, Romina Paula; González, Cintia Beatríz; Caviglia, Luciana; Carignano, Hugo; Fondevila, Norberto Antonio; Poli, Mario Andres; Trono, Karina Gabriela (2013-05)Objective—To determine the reference interval for WBC counts in Holstein dairy cows from herds with high seroprevalence for anti–bovine leukemia virus (BLV) antibodies, analyze the correlation of total WBC counts and blood ... -
First report of Equine Parvovirus-Hepatitis (EqPV-H) in Argentina
Olguin Perglione, Cecilia; Politzki, Romina Paula; Alvarez, Irene; Ruiz, Vanesa (Elsevier, 2024-07)The novel Equine Parvovirus-Hepatitis (EqPV-H) was first identified in the serum and liver of a horse that died of equine serum hepatitis, also known as Theiler's disease. Several reports in recent years strongly suggest ... -
Influencia de las condiciones de incubación en la detección de anticuerpos contra el Virus de la Leucosis bovina por ELISA = Influence of the incubation conditions on the detection of antibodies to bovine leukemia virus by ELISA
Lomonaco, Marina; Martinez, Cecilia; Alvarez, Irene; Gutierrez, Gerónimo; Politzki, Romina Paula; Trono, Karina Gabriela (Sociedad de Medicina Veterinaria, 2013-05)En este trabajo se modificaron las condiciones de incubación del ensayo de ELISAp24 que detecta anticuerpos contra el Virus de la Leucosis bovina, con el propósito de evaluar si se reduce el número de resultados falsos y ... -
Short communication: Relationship between the level of bovine leukemia virus antibody and provirus in blood and milk of cows from a naturally infected herd
Jaworski, Juan Pablo; Porta, Natalia Gabriela; Gutierrez, Gerónimo; Politzki, Romina Paula; Alvarez, Irene; Galarza, Roxana Ivon; Abdala, Alejandro Ariel; Calvinho, Luis Fernando; Trono, Karina Gabriela (2016)We explored the relationship between the level of bovine leukemia virus antibodies and provirus load during natural infection. For that purpose, a set of 50 blood and milk paired samples were analyzed for the presence of ...