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1921
Evaluación de Piper nigrum (Pimienta negra) y su potencial aplicación en Odontopediatría.
Publicado 2019“…RESULTS: Compounds such as: carboxyl group, phenolic oxidriles (tannins) and alkaloids were found. In the agar diffusion test, no significant inhibition was found against S. sobrinus, but the extracts shown activity against S. mutans. …”
Enlace del recurso
Tesis -
1922
Evaluación comparativa entre 3 sistemas de instrumentación rotatoria (Lightspeed LSX, Hyflex EDM y Tf Adaptive), en la conformación de conductos radiculares.
Publicado 2019“…METHODOLOGY: 48 mesial ducts of lower first molars with independent forages with curvatures between 20 and 50 ° were analyzed according to the Schneider classification, using the Bramante technique with resin cubes, three groups were formed randomly for the different instruments investigated, taking photos before and after instrumentation to finally be evaluated qualitatively with X2 and the Kappa concordance method. …”
Enlace del recurso
Tesis -
1923
Respuesta conductual de Aedes aegypti (Linnaeus, 1762) frente a adulticidas piretroides de uso frecuente en salud pública
Publicado 2005“…The behavioral responses of Ae. aegypti (L) to the several concentrations of topical insecticides, DDT, permethrin and bifenthrin, were evaluated. In concentration 2.5 nmol/cm2 (4.3 ± 2.4 for DDT y 8.0 ± 1.4 for permethrin; p < 0.05), the DDT and the permethrin were the insecticides with greater irritant effect; bifenthrin requires higher doses, 20 times, to obtain similar effects. …”
Enlace del recurso
Tesis -
1924
Productos naturales de plantas como inhibidores de Campylobacter jejuni y Campylobacter coli: estudio sobre actividad biológica y mecanismo de acción
Publicado 2008“…Adherence to and invasion of host mucosal surfaces were proposed as essential steps in pathogenesis. …”
Enlace del recurso
Tesis -
1925
Identificación de genes regulados por RIM101 en Ustilago maydis
Publicado 2009“…We founded genes in a non annotated region of the genome of U. maydis. Once the genes were identified, we designed primers for each one 2) In vitro: The primers were used to analyze the expression of the selected genes under different culture conditions: at different pH values and carbon source, glucose or glycerol. …”
Enlace del recurso
Tesis -
1926
Evaluación del efecto de prácticas silvícolas sobre la estructura de los ecosistemas forestales y la hidrodinámica en los suelos, en la sierra de la candela, tepehuanos, Durango...
Publicado 2007“…Several neighborhood-based indices were used via the so-called “structural group of five trees” sampling method. …”
Enlace del recurso
Tesis -
1927
Escala de estrategias docentes para aprendizajes significativo: diseño y evaluación de sus propiedades psicométricas = Teaching strategies scale for meaningful learnings: design an...
Publicado 2011“…Product analysis 3 items were removed; the exploratory factor analysis shows the unifactor structure of each subscale and the proper saturation of items; and Cronbach's Alpha values reflect adequate reliability.…”
Enlace del recurso
Artículo -
1928
Actividad antiparasitaria in vitro de extractos de Curcuma longa y Berberis vulgaris incorporados en nanopartículas poliméricas contra protozoarios de interés clínico.
Publicado 2018“…The nanoparticles formulations were characterized, and the in vitro anti-parasitic activity was determined by calculating the Median Inhibitory Concentration (IC50). …”
Enlace del recurso
Tesis -
1929
Evaluación del efecto antidiabético In vitro e in vivo de los extractos de las semillas y penca de Opuntia engelmanii y Cylindropuntia imbricata, semillas de Theobroma cacao y la r...
Publicado 2017“…In addition, these extracts were shown to have a dual antidiabetic action as antihyperglycemic agents, as well as hypoglycemic agents. …”
Enlace del recurso
Tesis -
1930
Hacia un modelo biopsicosocial explicativo de la conducta adictiva a redes sociales, cibervictimización, depresión e ideación suicida.
Publicado 2017“…Instruments to measure these variables were applied to a sample of 406 college students through an online platform. …”
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Tesis -
1931
Caracterización de las sucesiones areno - conglomeráticas del eoceno en la región de las Choapas, Veracruz.
Publicado 2019“…With the petrography of the fragments, as well as the geochemistry, the lithologies present in the conglomerate were corroborated. With the isotope geochemistry of Sm/Nd, the isotopic ratios, model ages and Nd epsilon were obtained, in order to be correlated with data of possible source areas. …”
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Tesis -
1932
Diagrama de manejo de densidad para bosques naturales en “R Project”, como herramienta de decisión en el manejo forestal
Publicado 2017“…The data come from the forest inventory of Ejido Pueblo Nuevo, provided by UMAFOR 1008, El Salto, Durango, with a total of 196 sampling sites of which the state variables were measured: number of trees per hectare N, dominant height H0, mean square diameter dg and volume V. …”
Enlace del recurso
Tesis -
1933
Percepción del sentido y significado de la caries temprana de la infancia en los padres de pacientes pediátricos
Publicado 2019“…Methodology: 3 groups were evaluated, each of 80 patients. Among them rehabilitated patients, not rehabilitated and with special needs focused on patients suffering from cerebral palsy. …”
Enlace del recurso
Tesis -
1934
Consumo de minerales de libre elección como respuesta del venado cola blanca (Odocoileus virginianus texanus), a las deficiencias de su dieta, en el matorral espinoso tamaulipeco,...
Publicado 2020“…The study was conducted in females, males and young separately, examining the consumption of minerals by deer. The animals were captive for a whole year in the enclosures with an established diet consisting of the plants of the region. …”
Enlace del recurso
Tesis -
1935
Evaluación de Piper nigrum (Pimienta negra) y su potencial aplicación en Odontopediatría.
Publicado 2019“…RESULTS: Compounds such as: carboxyl group, phenolic oxidriles (tannins) and alkaloids were found. In the agar diffusion test, no significant inhibition was found against S. sobrinus, but the extracts shown activity against S. mutans. …”
Enlace del recurso
Tesis -
1936
Evaluación comparativa entre 3 sistemas de instrumentación rotatoria (Lightspeed LSX, Hyflex EDM y Tf Adaptive), en la conformación de conductos radiculares.
Publicado 2019“…METHODOLOGY: 48 mesial ducts of lower first molars with independent forages with curvatures between 20 and 50 ° were analyzed according to the Schneider classification, using the Bramante technique with resin cubes, three groups were formed randomly for the different instruments investigated, taking photos before and after instrumentation to finally be evaluated qualitatively with X2 and the Kappa concordance method. …”
Enlace del recurso
Tesis -
1937
Respuesta conductual de Aedes aegypti (Linnaeus, 1762) frente a adulticidas piretroides de uso frecuente en salud pública
Publicado 2005“…The behavioral responses of Ae. aegypti (L) to the several concentrations of topical insecticides, DDT, permethrin and bifenthrin, were evaluated. In concentration 2.5 nmol/cm2 (4.3 ± 2.4 for DDT y 8.0 ± 1.4 for permethrin; p < 0.05), the DDT and the permethrin were the insecticides with greater irritant effect; bifenthrin requires higher doses, 20 times, to obtain similar effects. …”
Enlace del recurso
Tesis -
1938
Productos naturales de plantas como inhibidores de Campylobacter jejuni y Campylobacter coli: estudio sobre actividad biológica y mecanismo de acción
Publicado 2008“…Adherence to and invasion of host mucosal surfaces were proposed as essential steps in pathogenesis. …”
Enlace del recurso
Tesis -
1939
Identificación de genes regulados por RIM101 en Ustilago maydis
Publicado 2009“…We founded genes in a non annotated region of the genome of U. maydis. Once the genes were identified, we designed primers for each one 2) In vitro: The primers were used to analyze the expression of the selected genes under different culture conditions: at different pH values and carbon source, glucose or glycerol. …”
Enlace del recurso
Tesis -
1940
Evaluación del efecto de prácticas silvícolas sobre la estructura de los ecosistemas forestales y la hidrodinámica en los suelos, en la sierra de la candela, tepehuanos, Durango...
Publicado 2007“…Several neighborhood-based indices were used via the so-called “structural group of five trees” sampling method. …”
Enlace del recurso
Tesis