Browsing by Author "Herrero, Marco V."
Now showing items 1-8 of 8
-
Characteristics of the venoms and digestive secretions of Aphonopelma seemanni and Sphaerobothria hoffmanni (Araneae: Theraphosidae) of Costa Rica
Herrero, Marco V.; Odel, George V. (Universidad de Costa Rica, 1987)A comparison of some components of the venoms of two Costa Rican tarantulas, Aphonopelma seemanni (Cambridge) and Sphaerobothria hoffmanni (Karsch) by polyacrylamide gel electrophoresis shows patterns similar to those of ... -
Comparison of the serum neutralization test and a competitive enzyme-linked immunosorbent assay for the detection of antibodies to vesicular stomatitis virus New Jersey and vesicular stomatitis virus Indiana
Alvarado, Juan Francisco; Herrero, Marco V.; McCluskey, Brian; Salman, Mo; Dolz, Gaby (AAVLD, 2002-05-01)A competitive enzyme-linked immunosorbent assay (C-ELISA) for the detection of antibodies against vesicular stomatitis virus New Jersey (VSV-NJ) and vesicular stomatitis virus Indiana (VSV-IN) was compared with the serum ... -
Effect of management and host factors on seroprevalence of bovine anaplasmosis and babesiosis in Costa Rica
Perez, Enrique; Herrero, Marco V.; Hird, David; Buening, Gerald B.; Jiménez Sánchez, Carlos (Elsevier B.V, 1993-11-16)The relationships between the seroprevalences of Anaplasma rnarginale, Babesia bige mina, Babesia bovis and some selected factors were assessed. Factors studied were age, breed, herd size, farm size, rotational grazing ... -
Epidemiology of bovine anaplasmosis and babesiosis in Costa Rica
Perez, Enrique; Herrero, Marco V.; Carpenter, Tim E.; Buening, Gerald B.; Jiménez Sánchez, Carlos (Elsevier, 1994)A serum bank created by the National Brucellosis Control Program during 1991 con sisted of approximately 4000 sera collected from farms in each of the seven provinces in Costa Rica. Sera were used to determine the ... -
First report of Lutzomyia (Psychodopygus) bispinosa Fairchild and Hertig (Diptera. Psychodidae) from Costa Rica.
Herrero, Marco V.; Jiménez Rocha, Ana Eugenia (Universidad de Costa Rica, 1992)Lutzomyia bispinosa had been reported from Belize (Williams 1970), Guatemala (Portes et al. 1987). Honduras (Fairchild and Hertig 1959), Nicaragua (Fairchild an Hertig 1959) and Panamá (Fairchild and Hertig 1951) which ... -
Genetic variability among populations of the sand fly Lutzomyia (Lutzomyia) Longipalpis (Diptera: psychodidae) from Central America
Mutebi, John-Paul; Rowton, Edgar; Herrero, Marco V.; Ponce, Carlos; Belli, Alejandro; Valle, Sonja; Lanzaro, Gregory C (Entomological Society of America., 1998-03)Eleven Central American populations of Lutzomyia longipalpis (Lutz & Neiva) were analyzed for genetic variation at 16 enzyme loci. The aim was to study the genetic structure among populations within this region and to ... -
Neutralizing antibodies against vesicular stomatitis viruses (serotypes New Jersey and Indiana) in horses in Costa Rica
Blickwede, Maren; Herrero, Marco V.; Tomlinson, Sarah M.; Salman, Mo; Dolz, Gaby (AAVLD, 2002-09-01)Serum samples were collected from domestic horses in 4 different regions of Costa Rica to detect antibodies against vesicular stomatitis viruses, serotypes New Jersey (VSV-NJ) and Indiana (VSV-IN). A total of 214 samples ... -
Peridomiciliary latrines and Phlebotominae sandfties (Diptera: Psychodidae) in a focus of Leishmaniasis in Costa Rica.
Herrero, Marco V.; Urbina, Andrea; Gutiérrez, Heriberto; Pereira, Rodolfo; Rivera, Carlos; Jiménez Rocha, Ana Eugenia (Universidad de Costa Rica, 1991)Las letrinas peridomiciliarias son sitios de reposo de flebótomos en Nazareth ( Guanacaste, Costa Rica). Un total de 622 individuos fueron colectados y clasificados en cuatro especies, Lutzomyia cayennensis (58 .. 68 %), ...