Jorge W. Roman

Sangolqui, P, Ecuador

Last Updated: 09/26/2026

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Found 21 publications

First Molecular Detection and Characterization of Nosema ceranae in Honey Bees (Apis mellifera) from the Northern Highlands of Ecuador.

First Molecular Detection and Characterization of Nosema ceranae in Honey Bees (Apis mellifera) from the Northern Highlands of Ecuador.

Journal: Insects

Published: November 28, 2025

Chemical Contaminants in Cerumen Samples from Ecuadorian Stingless Bees: Reporting Glyphosate, Aminomethylphosphonic Acid, and the Presence of Metals and Metalloids.

Chemical Contaminants in Cerumen Samples from Ecuadorian Stingless Bees: Reporting Glyphosate, Aminomethylphosphonic Acid, and the Presence of Metals and Metalloids.

Journal: Insects

Published: August 02, 2025

Isolation and Microbiological and Molecular Identification of Brucella abortus in Cattle and Pigs, Slaughtered in Cattle Sheds Located in Northern Sierra of Ecuador.

Isolation and Microbiological and Molecular Identification of Brucella abortus in Cattle and Pigs, Slaughtered in Cattle Sheds Located in Northern Sierra of Ecuador.

Journal: Pathogens (Basel, Switzerland)

Published: July 25, 2025

Trypanosoma vivax elicits both Th1 and Th2 immunological responses in experimentally infected cattle.

Trypanosoma vivax elicits both Th1 and Th2 immunological responses in experimentally infected cattle.

Journal: PloS one

Published: February 26, 2025

Determination and Characterization of (Novel) Circulating Strains of Brucella sp. Within the National Bovine Brucellosis Control Program in Ecuador.

Determination and Characterization of (Novel) Circulating Strains of Brucella sp. Within the National Bovine Brucellosis Control Program in Ecuador.

Journal: Pathogens (Basel, Switzerland)

Published: December 22, 2024

Bayesian Estimation of the True Bovine Brucellosis Prevalence in Vaccinated and Non-Vaccinated Ecuadorian Cattle Populations, and the Sensitivity and Specificity of a Competitive and Indirect ELISA Using a New Synthetic Antigen.

Bayesian Estimation of the True Bovine Brucellosis Prevalence in Vaccinated and Non-Vaccinated Ecuadorian Cattle Populations, and the Sensitivity and Specificity of a Competitive and Indirect ELISA Using a New Synthetic Antigen.

Journal: Microorganisms

Published: November 07, 2024

First Report of Trypanosoma vivax (Duttonella), Babesia bovis and Babesia bigemina DNA in Cattle from the Galapagos Islands, Ecuador, and Its Relationship with Anaplasma marginale.

First Report of Trypanosoma vivax (Duttonella), Babesia bovis and Babesia bigemina DNA in Cattle from the Galapagos Islands, Ecuador, and Its Relationship with Anaplasma marginale.

Journal: Pathogens (Basel, Switzerland)

Published: August 21, 2024

Prevalence and Farm Management Factors and Milk Quality Changes Related to Bovine Mastitis in Small- and Medium-Sized Farms in the Central Highlands of Ecuador.

Prevalence and Farm Management Factors and Milk Quality Changes Related to Bovine Mastitis in Small- and Medium-Sized Farms in the Central Highlands of Ecuador.

Journal: Veterinary medicine international

Published: August 18, 2024

Pot-pollen DNA barcoding as a tool to determine the diversity of plant species visited by Ecuadorian stingless bees.

Pot-pollen DNA barcoding as a tool to determine the diversity of plant species visited by Ecuadorian stingless bees.

Journal: PloS one

Published: August 05, 2024

Seroprevalence and Risk Factors Related to Bovine Brucellosis in Continental Ecuador.

Seroprevalence and Risk Factors Related to Bovine Brucellosis in Continental Ecuador.

Journal: Pathogens (Basel, Switzerland)

Published: July 17, 2023

Evaluation Survey on Agreement with Existing Definitions of Biosecurity with a Focus on Livestock.

Evaluation Survey on Agreement with Existing Definitions of Biosecurity with a Focus on Livestock.

Journal: Animals : an open access journal from MDPI

Published: February 22, 2023

Molecular identification of Trypanosoma theileri (Laveran, 1902) in cattle from two slaughterhouses in Ecuador and its relation with other haemotropic agents.

Molecular identification of Trypanosoma theileri (Laveran, 1902) in cattle from two slaughterhouses in Ecuador and its relation with other haemotropic agents.

Journal: Frontiers in veterinary science

Published: January 28, 2023

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Last Updated: 09/26/2026