Now showing items 41-60 of 4396

    • Short report: secondary transmission in Porcine Cysticercosis : description and their potential implications for control sustainability 

      González, Armando E.; López-Urbina, Teresa.; Tsang, Byron Y.; Gavidia, César M.; García, Héctor H.; Silva, María E. (The American Society of Tropical Medicine and Hygiene, 2010-10-06)
      Taenia solium taeniasis/cysticercosis is one of few potentially eradicable infectious diseases and is the target of control programs in several countries. The larval stage of this zoonotic cestode invades the human brain ...
    • Time-response curve of oxfendazole in the treatment of swine cysticercosis 

      González, Armando E.; Falcón, Néstor.; Gavidia, César.; García, Héctor H.; Tsang, Víctor C.W.; Bernal, Teresa. (2010-10-06)
      Human Taenia solium cysticercosis is a major cause of epilepsy in developing countries, and porcine infection causes widespread economic losses because of infested pork. Recently, the use of oxfendazole (OFZ) for porcine ...
    • Human Hydatid Disease in Peru Is Basically Restricted to Echinococcus granulosus Genotype G1 

      Santiváñez, Saúl J.; Gutiérrez, Mariana M.; Rosenzvit, Mara C.; Muzulin, Patricia M.; Rodríguez, Mary L.; González, Armando E. (The American Society of Tropical Medicine and Hygiene, 2010-10-06)
      A molecular PCR study using DNA from 21 hydatid cysts was performed to determine which strain type is responsible for human infection in Peru. The mitochondrial cytochrome c oxidase subunit 1 (CO1) gene was amplified in ...
    • Combined human and porcine mass chemotherapy for the control of T. Solium 

      García, H.H.; González, A.E.; Gilman, R.H.; Moulton, L.H.; Verastegui, M.; Rodríguez, S. (The American Society of Tropical Medicine and Hygiene, 2010-10-06)
      A combined (human and porcine) mass chemotherapy program was tested in a controlled design in 12 village hamlets in the Peruvian highlands. A single dose of 5 mg of praziquantel was given to eliminate intestinal taeniasis ...
    • Circulating parasite antigen in patients with hydrocephalus secondary to neurocysticercosis 

      García, H.H.; González, A.E.; Gilman, R.H.; Bernal, T.; Rodríguez, S.; Pretell, E.J. (The American Society of Tropical Medicine and Hygiene, 2010-10-06)
      End stages of neurocysticercosis include residual intraparenchymal brain calcifications and hydrocephalus. Although brain calcifications alone have a benign prognosis, hydrocephalus is frequently associated with chronic ...
    • Increased prevalence of Cysticercosis and Taeniasis hmong professional fried pork vendors and the general population of a village in the peruvian highlands 

      García, Héctor H.; Aráoz, Rómulo.; Gilman, Robert H.; Valdez, Janet.; González, Armando E.; Gavidia, César. (The American Society of Tropical Medicine and Hygiene, 2010-10-06)
      Two different populations in Saylla, a Peruvian village near Cusco, known for chicharrones, a local pork dish, were surveyed by serology and stool examination to determine the prevalence and epidemiologic characteristics ...
    • Taeniasis and Cysticercosis in housemaids working in affluent neighborhoods in Lima, Peru 

      Huisa, Branko N.; Menacho, Luis A.; Rodríguez, Silvia.; Bustos, Javier A.; Gilman, Robert H.; González, Armando E. (The American Society of Tropical Medicine and Hygiene, 2010-10-06)
      Taenia solium taeniasis/cysticercosis is endemic in most developing countries, where it is an important cause of epileptic seizures and other neurologic symptoms. In industrialized countries, cysticercosis results from ...
    • Hyperendemic human and porcine taenia solium infection in Perú 

      García, Héctor H.; Gilman, Robert H.; González, Armando E.; Verastegui, Manuela.; Rodríguez, Silvia.; Gavidia, César. (The American Society of Tropical Medicine and Hygiene, 2010-10-06)
      The prevalence and characteristics of human taeniasis/cysticercosis and porcine cysticercosis were assessed in an endemic area of the Peruvian highlands. Individuals from 10 communities had stool examinations (N 2,951) ...
    • Relationship of ovarian hormones to hypoxemia in women residents of 4,300 m 

      Léon-Velarde, F.; Rivera-Chira, M.; Tapia, R.; Huicho, L.; Monge-C., C. (2010-10-06)
      Prevalence of excessive erythrocytosis, the main sign of chronic mountain sickness (CMS), is greater in postmeno- pausal Andean women than in premenopausal women. It is uncertain whether this greater prevalence is related ...
    • Short report: vaccination of pigs to control human neurocysticercosis 

      González, Armando E.; Gauci, Charles G.; Barber, Dylan.; Gilman, Robert H.; Tsang, Víctor C.W.; García, Héctor H. (The American Society of Tropical Medicine and Hygiene, 2010-10-06)
      Taenia solium taeniasis/cysticercosis is a zoonotic disease complex in which the pig is an obligate intermediate host. The infection is widespread, particularly in the developing world, and neurocysticercosis is a major ...
    • Serodiagnosis of neurocysticercosis using synthetic 8-KD proteins : comparison of assay formats 

      Scheel, Christina M.; Khan, Azra.; Hancock, Kathy.; García, Héctor H.; González, Armando E. (The American Society of Tropical Medicine and Hygiene, 2010-10-06)
      The assay of choice for serological detection of cysticercosis in humans and pigs is the enzyme-linked immunoelectrotransfer blot (EITB), a Western blot assay that relies on the use of seven lentil-lectin–purified glycoproteins ...
    • Prevalence of antibodies to unique Taenia Solium oncosphere antigens in taeniasis and human and Porcine Cysticercosis 

      Verastegui, Manuela.; Gilman, Robert H.; García, Héctor H.; González, Armando E.; Arana, Yanina.; Jeri, César. (The American Society of Tropical Medicine and Hygiene, 2010-10-06)
      The presence of two oncosphere antigens (OAs) of 22.5 and 31.3 kD in whole and excretory/secretory (ES) OA preparationsof both Taenia solium and T. saginata or in antigen preparationsfrom T. solium metacestodes or immature ...
    • Short report : endemic focus of Cystic Echinococcosis in a coastal city of Peru 

      Moro, Pedro L.; Lopera, Luis.; Cabrera, Milagros.; Cabrera, Grace.; Silva, Bernabe.; Gilman, Robert H. (The American Society of Tropical Medicine and Hygiene, 2010-10-06)
      No evidence of Echinococcus granulosus infection has been described in the coastal region of Peru, with the exception of the capital city of Lima. Anecdotal evidence suggests the existence of a focus of echinococcosis in ...
    • Effect of foof on the bioavailability of triclabendzole in patients with fasioliasis 

      Lecaillon, J. B.; Godbillon, J.; Campestrin, J.; Naquira, C.; Miranda, L.; Pacheco, R. (British Journal of Clinical Pharmacology, 2010-10-07)
      Aims Preliminary results indicate higher absorption of triclabendazole (TCBZ) administered postprandially. Therefore, the influence of food on the pharmacokinetics of TCBZ and its active sulphoxide (TCBZ-SO) and sulphone ...
    • Land, Language, and Loci : mtDNA in Native Americans and the Genetic History of Peru 

      Lewis, Cecil M.; Tito, Raúl Y.; Lizárraga, Beatriz; Stone, Anne C. (American Journal of Physical Anthropology, 2010-10-07)
      Despite a long history of complex societies and despite extensive present-day linguistic and ethnic diversity, relatively few populations in Peru have been sampled for population genetic investigations. In order to address ...
    • IRFM temperature calibrations for the Vilnius, Geneva, RI(c) and DDO photometric systems 

      Meléndez, Jorge; Ramírez, Iván (Astronomy & Astrophysics, 2010-10-07)
      We have used the infrared flux method (IRFM) temperatures of a large sample of late type dwarfs given by Alonso et al. (1996a) to calibrate empirically the relations Teff = f(colour, [Fe/H]) for the Vilnius, Geneva, RI(C) ...
    • Dynamical Localization of the Hofstadter Spectra 

      Rivera, P. H.; Schulz, P. A. (Brazilian Journal of Physics, 2010-10-07)
      Recent results on magnetoresistance in a two dimensional electron gas (2DEG) under crossed magnetic and microwave fields show a new class of oscillations, suggesting a new kind of zero-resistance states. We consider the ...
    • Game Vertebrate Densities in Hunted and Nonhunted Forest Sites in Manu National Park, Peru 

      Endo, Whaldener; Peres, Carlos A.; Salas, Edith; Mori, Sandra; Sánchez-Vega, José-Luis; Shepard, Glenn H. (Biotrópica, 2010-10-07)
      Manu National Park of southern Peru is one of the most renowned protected areas in the world, yet large-bodied vertebrate surveys conducted to date have been restricted to Cocha Cashu Biological Station, a research station ...
    • Epidemiology of Echinococcus granulosus infection in the central Peruvian Andes 

      Moro, P.L.; McDonald, J.; Gilman, R.H.; Silva, B.; Verastegui, M.; Falcón, N. (Bulletin of the World Health Organization, 2010-10-07)
      The prevalence of human, canine, and ovine echinococcosis was determined in an endemic area of the Peruvian Andes where control programmes have not been operational since 1980. Prevalence of infection in humans was determined ...
    • A Revision of Pachacutia, a New Genus of Rare Andean Ithomiine Butterflies (Nymphalidae : Ithomiinae), with the Description of Two New Species 

      Willmott, Keith R.; Lamas, Gerardo (Entomological Society of America, 2010-10-07)
      A newgenus, Pachacutian. gen., of large, rare Andean ithomiine butterßies is described and characterized, containing four species. Two species and their constituent subspecies and synonyms (Ithomia cleomella Hewitson, ...