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Freezing avoidance in tropical Andean bamboos
(LXth World bamboo Congress proceedings. Sección 2, Massachusetts, USA. pp. 247-257, 2012-04-15)
Frost resistance was compared in five species of different life forms in the neotropical woody bamboo genus Chusquea growing along a cloud forest-paramo gradient, between 2250-4010 m a.s.l. in the Venezuelan Andes. C. ...
Infección por virus papiloma humano en pacientes con células escamosas atípicas de un programa de pesquisa de cáncer cervical
(2012)
Objetivo: Evaluar la frecuencia de la infección por virus del papiloma humano en pacientes con células escamosas atípicas de un programa de pesquisa de cáncer de cuello uterino.
Ambiente: Laboratorio Asistencial “Lic. ...
Assessing and modeling the role of the native legume Lupinus meridanus in fertility restoration in a heterogeneous mountain environment of the tropical Andes
(Agriculture, Ecosystems and Environment 159 (2012) 29-39, 2012)
The role of the native legume Lupinus meridanus on fertility restoration in long fallow agriculture of the Venezuelan Andes was analyzed using field and laboratory data and a process-based model of succession (FAPROM). L. ...
Genetic typing of Trypanosoma cruzi isolates from different hosts and geographical areas of western Venezuela
(2011-12-13)
A total of 72 Trypanosoma cruzi isolates from different hosts and geographical regions of western Venezuela, where Chagas disease is endemic, were typed using ribosomal and mini-exon gene markers. The isolates were obtained ...
Valoración comparativa de pruebas serodiagnósticas utilizadas para detectar enfermedad de Chagas en Venezuela
(2011-12-13)
Se presenta la valoración comparativa de 8 técnicas de uso común en el despistaje serológico de la enfermedad de Chagas utilizando muestras de pacientes de diversas procedencias del occidente de Venezuela. En el estudio ...
Trypanosoma cruzi primary infection prevents severe re-infection in mice
(2011-12-13)
Se evalúa el efecto de reinoculaciones por Trypanosoma cruzi en ratones experimentalmente infectados. De un total de 200 ratones que fueron infectados por vía intradérmica con un inóculo de 5x103 tripomastigotes metacíclicos ...
Chagas disease inapparent infection in asymptomatic individuals from a Yukpa ethnic community in western Venezuela
(2011-12-13)
Inapparent infections by Trypanosoma cruzi were detected, for the first time, in symptomless seropositive healthy individuals from a Yukpa ethnic community in western Venezuela where Chagas disease had not been previously ...
Trypanosoma cruzi persistence at oral inflammatory foci in chronic chagasic patients
(2011-12-13)
The persistence of Trypanosoma cruzi in seropositive individuals, previously diagnosed as chronic chagasic
patients (CCP), was detected for the first time in biopsies taken from gingival inflammatory foci processed
by ...
Supervivencia e infectividad de formas metacíclicas de Trypanosoma cruzi en alimentos experimentalmente contaminados
(2011-12-13)
Se registra el tiempo de supervivencia de formas metacíclicas de Trypanosoma cruzi,
obtenidas del tracto digestivo de Rhodnius prolixus, sobre alimentos contaminados experimentalmente. Observaciones entre 1h y 18h ...
Gas exchange in sweet pepper (Capsicum chinense Jacq) under different light conditions
(Journal of Agricultural Science, 3 (3):134-142, 2011-09)
Plants in the tropics are exposed to high radiation and consequently high temperature and evaporative demands throughout the year. Under these conditions, physiological processes and final yield may negatively affect ...