Resultados de búsqueda - (meto OR were)*
Materias dentro de su búsqueda.
Materias dentro de su búsqueda.
- 25
- México 13
- Mexico 10
- redes sociales 10
- M10 9
- O33 9
- educación superior 9
- COVID-19 8
- Innovación 8
- Latin America 8
- Artificial Intelligence 7
- I21 7
- Inteligencia Artificial 7
- M12 7
- shrimp 7
- social media 7
- Educación 6
- I23 6
- M31 6
- Percepción 6
- actividad física 6
- antioxidantes 6
- calidad 6
- communication 6
- comunicación 6
- comunicación política 6
- educación 6
- higher education 6
- political communication 6
- procesos 6
Buscar alternativas:
-
1721
-
1722
-
1723
Intensidad de la resistencia a piretroides y mutaciones KDR (V1016I, F1534C) en poblaciones de Aedes aegypti (L.) (Diptera: Culicidae) del este de México.
Publicado 2018“…Similarly, frequencies of kdr mutations (V1016I and F1534C) were determined in the populations under study, seeking to relate them to biological assays results. …”
Enlace del recurso
Tesis -
1724
Selección de genes especie específicos de Mycobacterium tuberculosis expresados en condiciones de estrés térmico como candidatos para el diagnóstico de la tuberculosis.
Publicado 2018“…M. tuberculosis H37Rv strain was exposed to temperatures of 42, 45, 48 and 50 ºC for 0.5, 1, 1.5 and 2 hours. Then, bacteria were harvested and RNA isolation and cDNA synthesis were performed subsequently. …”
Enlace del recurso
Tesis -
1725
Implementación del sistema de producción de bioetanol en un reactor híbrido tipo batch para su uso en un motor de combustión interna.
Publicado 2018“…From these mixtures were evaluated the levels of average maximum pressure in the chamber, duration of the first phase of combustion and autoignition values. …”
Enlace del recurso
Tesis -
1726
Seroprevalencia al virus adipogénico Adenovirus-36 y su asociación con la obesidad y la concentración sérica de colesterol en adultos del noreste de México: estudio piloto
Publicado 2018“…From September 2017 to March 2018, 263 volunteers aged 18-70 years, residents of Northeast Mexico who signed informed consent were recruited. Nutritional status was evaluated using anthropometric measures (weight, height, waist and hip circumferences), indexes associated with obesity were calculated and % body fat was measured by dual X-ray absorptiometry (Lunar iDxa). …”
Enlace del recurso
Tesis -
1727
Diseño y construcción de un reactor hibrido tipo batch para la producción de biocombustibles: biodiésel y bioetanol como caso de estudio.
Publicado 2017“…The determined properties of biodiesel were: kinematic viscosity, density, cetane index and calorific value which were in the ranges established by the biodiesel quality standards.…”
Enlace del recurso
Tesis -
1728
Efecto tóxico in vivo e in vitro de los extractos polares de nueve plantas utilizadas en medicina tradicional.
Publicado 2018“…Using Artemia salina, in fact, the extracts which showed toxicity were: Tillandsia recurvata, Sphaeralcea angustifolia y Gnaphallium oxyphyllum. …”
Enlace del recurso
Tesis -
1729
Evaluación del papel inmunomodulador de la resiniferatoxina durante la respuesta inmune primaria a nivel intestinal de un modelo murino infectado con Trichinella spiralis.
Publicado 2017“…During the intestinal phase of infection, the levels of Th1 cytokines, such as interleukin (IL)-12, IL-1β, interferon (INF)-γ and TNF-α and Th2 cytokines, such as IL-4, IL-10 and IL-13 were determined. Likewise, the number of eosinophils in blood, eosinophilia and intestinal mastocytosis were determined, and the intestinal expulsion of T. spiralis was evaluated. …”
Enlace del recurso
Tesis -
1730
Atrazine and 2, 4-D determination in corn samples using microwave assisted extraction and on-line solid-phase extraction coupled to liquid chromatography.
Publicado 2018“…The LODs were 0.03 and 0.02 mg kg-1 for 2,4-D and atrazine, respectively with RSD ranged from 4.0 to 7.2 % at concentration level of 0.07 and 0.30 mg kg-1. …”
Enlace del recurso
Artículo -
1731
Condicionamiento aversivo al sabor para manejo de conflictos con oso negro (Ursus americanus Pallas, 1780).
Publicado 2019“…The results of the detectability of the TBZ proved that the bears were able to identify its presence inside the cupcakes, which hindered the correct establishment of the aversion. …”
Enlace del recurso
Tesis -
1732
Efecto antioxidante y citoprotector de extractos de plantas con actividad antimicrobiana
Publicado 2018“…In the present study, antimicrobial, antioxidant and cytoprotective properties were evaluated in plants collected in municipality of Santiago, Nuevo León, Mexico; obtaining the leaf, stem and root (if any) ethanol extracts of A. xalapensis, M. malacophylla and T. cubense against strains of nosocomial importance such as S. aureus, P. aeruginosa and S. maltophilia; the greatest antimicrobial activity against S. aureus were the A. xalapensis stem and leaf extracts, MBC of 2.6 ± 0.3 mg/mL and 2.9 ± 0.5 mg/mL respectively, and the highest antioxidant activity by the methods of DPPH (1,112.1 ± 70.6 µmol ET/g 1,206.6 ± 68.6 µmol ET/g respectively) and ABTS•+ (1,864.0 ± 135.6 µmol ET/g 1750.7 ± 110.1 µmol ET/g respectively). …”
Enlace del recurso
Tesis -
1733
Identificación de genes asociados a virulencia, serotipificación y epidemiología de Streptococcus agalactiae en mujeres embarazadas en un hospital del tercer nivel de atención
Publicado 2019“…The genes coding for virulence factors PI-1, PI-2A, PI-2B, Lmb, CylE, FbsA, FbsB, ScpB, HvgA, and bca were identified.…”
Enlace del recurso
Tesis -
1734
Evaluación del uso de antibióticos e impacto de una intervención dirigida a modificar la conducta prescriptiva en profilaxis quirúrgica en 6 hospitales del área metropolitana de Mo...
Publicado 2017“…A total of 96% of antibiotics regimens began with inappropriate timing (290/302), 82.8% were inappropriate regimens (274/331), 77.7% were in inappropriate dosage (230/296), 86% of inadequate length (241/280), and in 17.4% restricted antibiotics were used (52/299). …”
Enlace del recurso
Artículo -
1735
Fármacos epigenéticos con efecto en la actividad promotora del gen rb1 en células hepáticas humanas
Publicado 2019“…Once transfected, the cells were exposed to the epigenetic modulating drugs at different time periods and the luciferase activity was messured. …”
Enlace del recurso
Tesis -
1736
Sistemática y distribución geográfica de la familia Capitellidae Grube, 1862 (Annelida: Polychaeta) del noroeste de México
Publicado 2008“…Amastigos, Dasybranchethus and Neopseudocapitella were reported for Mexico for the first time. The analyzed species were corroborated with the type material. …”
Enlace del recurso
Tesis -
1737
Caracterización de la función de la proteína de eflujo de cationes Dmct (Yali0F19734p) en Yarrowia lipolytica
Publicado 2020“…The results indicate that the absence of the dmct gene produces changes in cell morphology at both the macroscopic and microscopic levels. When the cells were subjected to ionic stress due to the presence of metals, morphological changes were observed with the zinc, copper and iron cations, but not with calcium. …”
Enlace del recurso
Tesis -
1738
Intensidad de la resistencia a piretroides y mutaciones KDR (V1016I, F1534C) en poblaciones de Aedes aegypti (L.) (Diptera: Culicidae) del este de México.
Publicado 2018“…Similarly, frequencies of kdr mutations (V1016I and F1534C) were determined in the populations under study, seeking to relate them to biological assays results. …”
Enlace del recurso
Tesis -
1739
Selección de genes especie específicos de Mycobacterium tuberculosis expresados en condiciones de estrés térmico como candidatos para el diagnóstico de la tuberculosis.
Publicado 2018“…M. tuberculosis H37Rv strain was exposed to temperatures of 42, 45, 48 and 50 ºC for 0.5, 1, 1.5 and 2 hours. Then, bacteria were harvested and RNA isolation and cDNA synthesis were performed subsequently. …”
Enlace del recurso
Tesis -
1740
Implementación del sistema de producción de bioetanol en un reactor híbrido tipo batch para su uso en un motor de combustión interna.
Publicado 2018“…From these mixtures were evaluated the levels of average maximum pressure in the chamber, duration of the first phase of combustion and autoignition values. …”
Enlace del recurso
Tesis