Browsing by Author "XX676647"

Now showing items 1-19 of 19

    • Antimicrobial resistance control strategies: a coordinated research initiative experience in the Asia Pacific ... 
      Lapierre Acevedo, Lisette; Asenjo Andrews, Gabriela; Vergara, Constanza; Cornejo Kelly, Javiera (Sage, 2017-05)
      The objective was to gather information on the status of antimicrobial surveillance in the Asia Pacific region and suggest control strategies. Twenty-one economies of the Asia Pacific region participated in this initiative. ...
    • Assessment of Antimicrobial and Pesticide Residues in Food Products Sourced from Peasant Family Farming in Chile 
      Lapierre Acevedo, Lisette; Quintrel, Marianela; Lagos Susaeta, Francisco; Hervé Claude, Luis Pablo; Riquelme, Ricardo; Oviedo, Pilar; Maino, Mario; Cornejo, Javiera (NLM (Medline), 2019)
      The presence of antimicrobial and pesticide residues in products sourced from peasant family farms selected from eight regions of Chile was determined. A total of 204 samples were analyzed from family farm products, including ...
    • Characterization of antibiotic resistance genes linked to class 1 and 2 integrons in strains of Salmonella ... 
      San Martín Núñez, Betty; Lapierre Acevedo, Lisette; Cornejo Kelly, Javiera; Bucarey, Sergio (2008)
      The aim of this study was to characterize the antibiotic resistance profiles, the integron-associated resistance determinants, and the potential ability of transferring these determinants by conjugation in Salmonella ...
    • Characterization of Antimicrobial Susceptibility and Its Association with Virulence Genes Related to ... 
      Lapierre Acevedo, Lisette; Gatica, María A.; Riquelme Retamal, Víctor; Vergara Escobar, Constanza; Yáñez López, José; San Martín Núñez, Betty; Sáenz Iturriaga, Leonardo Enrique; Vidal, Maricel; Martínez, María Cristina; Araya, Pamela; Flores, Roberto; Duery, Oscar; Vidal, Roberto (Mary Ann Liebert, 2016)
      The aim of this research was to statistically analyze the association between antimicrobial susceptibility/resistance to erythromycine, gentamicin, ciprofloxacin, and tetracycline and 11 virulence genes associated with ...
    • Characterization of the epidemiology of bat-borne rabies in Chile between 2003 and 2013 
      Alegría Moran, Raúl; Miranda, Daniela; Barnard, Matt; Parra, Alonso; Lapierre Acevedo, Lisette (Elsevier, 2017)
      Rabies is a zoonotic disease of great impact to public health. According to the World Health Organization, the country of Chile is currently declared free from human rabies transmitted by dogs. An epidemiological ...
    • Comparison of integron-linked antibiotic resistance genes in strains of salmonella spp. isolated from swine ... 
      Lapierre Acevedo, Lisette; San Martín Núñez, Betty; Araya Jordán, Carolina; Borie Polanco, Consuelo (2010)
      Salmonella spp. isolates obtained from healthy swine in 2008 were analyzed for antibiotic resistance phenotypes and genotypes. The resistance profiles of the 2008 isolates were compared with those of a Salmonella collection ...
    • Dengue una enfermedad emergente y re-emergente en América 
      Venegas, J.; Rivera O., Dácil; Vergara, C.; Lapierre Acevedo, Lisette (Universidad de Chile, 2012)
      El Dengue es una enfermedad infecciosa, producida por un arbovirus cuyo único reservorio es el hombre. El virus utiliza como vector biológico al mosquito Aedes aegypti o al mosquito Aedes albopictus. La sintomatología se ...
    • Detection of antimicrobial residues in poultry litter: monitoring a risk through a selective and sensitive ... 
      Yevenes, Karina; Pokrant, Ekaterina; Trincado, Lina; Lapierre Acevedo, Lisette; Galarce, Nicolás; San Martín Núñez, Betty; Maddaleno, Aldo; Hidalgo Olate, Héctor; Cornejo Kelly, Javiera (MDPI, 2021)
      Simple Summary: After administration of antimicrobials, poultry excrete significant concentrations of antimicrobials through their droppings, which accumulate in the litter where poultry are housed. Poultry litter, which ...
    • Determination of chlortetracycline residues, antimicrobial activity and presence of resistance genes in ... 
      Cornejo Kelly, Javiera; Yevenes, Karina; Avello Lefno, Constanza; Pokrant Huerta, Ekaterina; Maddaleno Toledo, Aldo; San Martín Núñez, Betty; Lapierre Acevedo, Lisette (MDPI, 2018-06)
      Tetracyclines are important antimicrobial drugs for poultry farming that are actively excreted via feces and urine. Droppings are one of the main components in broiler bedding, which is commonly used as an organic fertilizer. ...
    • Effectiveness of an immunocastration vaccine formulation to reduce the gonadal function in female and male ... 
      Siel Siel, Daniela; Vidal Vilches, Sonia; Sevilla Reyes, Rafael; Paredes, Rodolfo; Carvallo, Francisco; Lapierre Acevedo, Lisette; Maino Menéndez, Mario; Pérez, Oliver; Sáenz Iturriaga, Leonardo Enrique (Elsevier, 2016)
      Immunocastration has emerged as an alternative to surgical castration in different animal species. This study examined the effectiveness of a new vaccine formulation for immunocastration using the biopolymer chitosan as ...
    • Estudio de la resistencia a antimicrobianos en cepas de Enterococcus spp, aisladas de aves y cerdos de producción 
      Lapierre Acevedo, Lisette; Toro Ugalde, Cecilia; San Martín Núñez, Betty (Universidad de Chile, 2010)
      La resistencia en las cepas bacterianas aparece junto con el uso de los antimicrobianos. Hoy en día el uso masivo de estos fármacos en el hombre, los animales y la agricultura ha transformado este fenómeno en un problema ...
    • Evaluation of antibiotic dissemination into the environment and untreated animals, by analysis of oxytetracycline ... 
      Pokrant, Ekaterina; Yévenes, Karina; Trincado, Lina; Terraza, Gigliola; Galarce, Nicolás; Aldo, Maddaleno; San Martín Núñez, Betty; Lapierre Acevedo, Lisette; Cornejo Kelly, Javiera (MDPI, 2021)
      Oxytetracycline (OTC) is widely used in broiler chickens. During and after treatment a fraction of OTC is excreted in its original form and as its epimer, 4-epi-OTC in droppings. To address the transfer of OTC into the ...
    • Factores de virulencia asociados a especies zoonóticas de Campylobacter spp. 
      Lapierre Acevedo, Lisette (Universidad de Chile, 2013)
      Campylobacter spp., es una bacteria Gram negativa causante de una de las enfermedades transmitida por los alimentos más prevalente en el mundo, la campilobacteriosis. Esta bacteria puede encontrarse en una gran cantidad ...
    • High prevalence of pathogenic Leptospira in alien American mink (Neovison vison) in Patagonia 
      Barros, Macarena; Sáenz Iturriaga, Leonardo Enrique; Lapierre Acevedo, Lisette; Núñez Elgueda, Camila; Medina Vogel, Gonzalo (Sociedad de Biologia de Chile, 2014)
      Leptospirosis is an important zoonosis with worldwide distribution caused by pathogenic bacteria of the genus Leptospira. The North American mink (Neovison vison) has an important role in the environmental contamination ...
    • Isolation and molecular characterization of quinolone resistant Salmonella spp. from poultry farms 
      San Martín Núñez, Betty; Lapierre Acevedo, Lisette; Toro, C.; Bravo, V.; Cornejo, J.; Hormazábal, Juan Carlos; Borie Polanco, Consuelo (ELSEVIER SCIENCE BV, 2005-10-31)
      The antimicrobial susceptibility of 94 Salmonella strains isolated from different poultry farms in Chile (broiler and laggin hens) were analyzed by the dilution plates method. Thirty-nine of them were resistant to flumequine, ...
    • Phenotypic and genotypic antimicrobial resistance in non-O157 Shiga toxin-producing Escherichia coli isolated ... 
      Galarce Gálvez, Nicolás; Sánchez García, Fernando; Fuenzalida, Verónica; Ramos Ríos, Romina; Escobar González, Beatriz; Lapierre Acevedo, Lisette; Paredes Osses, Esteban; Arriagada, Gabriel; Alegría Morán, Raúl; Lincopán, Nilton; Fuentes Castillo, Danny; Vera Leiva, Alejandra; González Rocha, Gerardo; Bello-Toledo, Helia; Borie Polanco, Consuelo (Frontiers Media, 2020)
      Non-O157 Shiga toxin-producingEscherichia coli(STEC) is a zoonotic pathogen that causes bloody diarrhea and hemolytic-uremic syndrome in humans, and a major cause of foodborne disease. Despite antibiotic treatment of STEC ...
    • Reproductive and behavioral evaluation of a new immunocastration dog vaccine 
      Siel, Daniela; Ubilla, María José; Vidal Vilches, Sonia; Loaiza Farias, Alexandra; Quiroga Ardiles, John; Cifuentes Ramos, Federico; Hardman, Timothy; Lapierre Acevedo, Lisette; Paredes, Rodolfo; Sáenz Iturriaga, Leonardo (MDPI, 2020)
      Simple Summary Population control of free-roaming dogs is a topic of great interest worldwide. Immunocastration (immune blockade of GnRH-I, the hormone that commands reproductive ability) has emerged as a complementary ...
    • Study of enrofloxacin and flumequine residues depletion in eggs of laying hens after oral administration 
      Cornejo, J.; Lapierre Acevedo, Lisette; Iragüen Contreras, Daniela; Cornejo, S.; Cassus, G.; Richter Duk, Pablo; San Martín Núñez, Betty (WILEY-BLACKWELL, 2012-02)
      Two groups of laying hens (each n = 12) were administered 10 mg/ kg enrofloxacin (ENRO) (group A) or 26.6 mg/kg flumequine (FLU) (group B) by gastric catheter daily for five consecutive days. A third group (n = 6) was ...
    • Withdrawal time of four pharmaceutical formulations of enrofloxacin in poultry according to different maximum ... 
      San Martín Núñez, Betty; Hidalgo Olate, Héctor; Cornejo, J.; Lapierre Acevedo, Lisette; Iragüen Contreras, Daniela; Pérez, F.; Andre, F. (2009)
      To ensure delivery of safe animal products to consumers, the withdrawal time (WDT) of drugs must be respected. Property differences among pharmaceutical formulations, for the same drugs, can lead to differences in the ...