Resultados de búsqueda - ( (fatores OR tutorial) OR ( (actors OR autors) OR ((cofactors OR fffactors) OR also) ))*
Materias dentro de su búsqueda.
Materias dentro de su búsqueda.
- México 86
- Mexico 50
- Nuevo León 42
- Monterrey 37
- I21 32
- comunicación 31
- redes sociales 31
- M12 30
- communication 30
- Educación 29
- O33 28
- I23 27
- democracia 27
- Innovación 26
- M10 26
- educación 26
- COVID-19 24
- Reseña de libro 23
- M31 22
- derechos humanos 22
- 21
- journalism 21
- periodismo 21
- Emprendimiento 20
- M15 20
- democracy 20
- género 20
- human rights 20
- shrimp 20
- Artificial Intelligence 19
-
1641
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“…It was found that all the populations of eastern Mexico under study possess the mutations kdr V1016I and F1534C at frequencies of 0.68 to 0.87 and 0.40 to 1 respectively, there is also the co-occurrence of homozygous mutant genotypes in them. …”
Enlace del recurso
Tesis -
1642
Contenido de macro y micronutrientes en regosoles en áreas bajo manejo del matorral desértico micrófilo y rosetófilo.
Publicado 2018“…For micronutrients iron (Fe), manganese (Mg), zinc (Zn) and copper (Cu), an extracting solution of diethylene tetraminepentaacetic acid (DTPA) 0.005M, Triethanolamine (TEA) 0.01M and 0.01M Calcium Chloride was used ( CaCl2): at pH 7.3 according to Lindsay and Norvell (1978) determined also by means of an atomic absorption spectrophotometer. …”
Enlace del recurso
Tesis -
1643
Efecto de las matrices biopoliméricas en la cinética de liberación in vitro de antioxidantes microencapsulados con membranas líquidas y sólidas.
Publicado 2018“…According to the proposed objectives, water-in-oil (W/O) emulsions were elaborated, with the different biopolymer matrices such as gum arabic (GA), gum mesquite (GM), native banana starch (ABN) and modified banana starch (ABM) and their possible combinations, the microcapsules were obtained by spray drying method. Also, it was determined the physical stability of emulsions with the surface diameter (D3,2), cremated index and rate of coalescence. …”
Enlace del recurso
Tesis -
1644
Evaluación de bacterias marinas y su potencial uso como aditivo en alimento y/o agente probiótico contra Vibrio parahaemolyticus, agente causal de la enfermedad de la necrosis Hepa...
Publicado 2018“…The active metabolites extracted from 36R, 13L and 36Y broth cultures, demonstrated antimicrobial (25 µg/ml MIC and 50 µg/ml MBC) and biofilm disruption activity against V. parahaemolyticus MTCC 451; and also showed inhibition of Quorum Sensing expression of the biosensor strain Chromobacterium violaceum. …”
Enlace del recurso
Tesis -
1645
Biología de la latencia en semillas de chile piquín Capsicum annuum var. glabriusculum (Dunal) Heiser & Pickersgill. El papel de las fitohormonas.
Publicado 2018“…However, in spite of the research that has been done in this species, it has not been exploited as it should, therefore in this study we propose to study the effect of temperature (4°C and 24°C) and the age of storage of cayenne pepper seeds (0, 3, 6, 9 and 12 months of age), soaked in comercial gibberellic acid (Biogib) on germination, and the phytohormone content such as gibberellins, auxins and kinetin that are in the seeds and that intervene in the process of germination, we also study the effect of the cell división process, with the objective of corroborating the physiological relationship of phytohormones with the cell division processes that take place during germination, in order to identify the ideal age of seed crop storaged at 4°C and 24°C. …”
Enlace del recurso
Tesis -
1646
Efecto antioxidante y citoprotector de extractos de plantas con actividad antimicrobiana
Publicado 2018“…In recent years, interest in beneficial effects of a great variety of products of natural origin has increased, not only for antimicrobial properties but also antioxidant and cytoprotective effects, among others. …”
Enlace del recurso
Tesis -
1647
Caracterización parcial de la principal actividad fosfolipasa tipo A1 Y A2 en subfracciones de Trichomonas tenax
Publicado 2019“…With these results we also identified the type of phospholipase A1 and A2 present in T. tenax.…”
Enlace del recurso
Tesis -
1648
Variantes genéticas en la región 3’UTR de los genes BRCA1 y BRCA2 y su reconocimiento por miARNs en cáncer de mama y ovario hereditario
Publicado 2020“….*457 (A/C) on 3’UTR of BRCA2 was also identified. The following three variants increased the risk of HBOC in the study population: rs111791349-A, rs15869-C, and c.*457-C (odds ratio (OR) range 3.7–15.4; p < 0.05). …”
Enlace del recurso
Tesis -
1649
Los fármacos epigenéticos isotretinoína y talidomida modifican la expresión de genes y proteínas relacionadas con la etiología, desarrollo y pronóstico del cáncer en la línea celul...
Publicado 2020“…Analysis of relative expression levels of 84 proteins related to cancer development showed the modification of 27 proteins, including significant reduction expression of M-CSF (P < 0.001), which is related to good prognosis; however, we also observed changes of bad prognosis, such as the increase of SNAIL factor (P < 0.01). …”
Enlace del recurso
Tesis -
1650
Micropropagación de brotes de Agave montium-sancticaroli a partir de yemas apicales
Publicado 2020“…The best rooting response was presented when ANA was used, but a slight decrease in its length was also shown when it was combined with cytokinin. …”
Enlace del recurso
Tesis -
1651
Dinámica de la producción y sobrevivencia de la semilla de maleza bajo dos regímenes de labranza en el cultivo de maíz en Jalisco, México
Publicado 2005“…This coincides with the index of diversity of Shannon-Weiner which indicates that the diversity was greater in the plots of no-till. In the laboratory, also exists the preference for the substrates, being greater in no-till. …”
Enlace del recurso
Tesis -
1652
Evaluación y análisis de la expresión genética de Saccharomyces cerevisiae bajo condiciones de fermentación que afectan la floculación
Publicado 2008“…Effects from osmotic and hydrostatic pressure, catabolic repression, caloric restriction and generational aging over flocculation ability of S. cerevisiae strains were evaluated. Also, expression analysis of structural flocculation genes via real time PCR and DNA microarray whole transcriptional analysis under these fermentation conditions were carried out. …”
Enlace del recurso
Tesis -
1653
Inducción de la expresión de citocinas por Mycobacterium tuberculosis en un modelo de rebanadas de tejido pulmonar
Publicado 2010“…The methods to obtain and culture murine lung tissue slices were standardized in this work. Also, the best conditions to infect them ex vivo with micobacterias were established. …”
Enlace del recurso
Tesis -
1654
Estudio comparativo del efecto antimicrobiano de un nanocompósito a base de plata/carboximetilcelulosa y el hipoclorito de sodio en un modelo de biofilm heterogéneo in vitro y en d...
Publicado 2020“…In addition, 9.6 µg/mL AgNPs/CMC composite (non-toxic concentration to HGF) and 5.25% NaClO caused significant (p < 0.05) 67% and 90%, 66% and 85%, and 96% and 92% growth inhibition against C. albicans, E. faecalis, and F. nucleatum respectively. It was also demonstrated anti-heterogeneous biofilm effect of 4.8 µg/mL AgNPs/CMC composite, similar than that produced by NaClO. …”
Enlace del recurso
Tesis -
1655
-
1656
-
1657
Population growth and its implications (Crecimiento poblacional y sus implicaciones)
Publicado 2005“…While larger populations bring many problems, they also may be a valuable resource of energy, intelligence, and enterprise that will make it possible to overcome resource limitation problems. …”
Enlace del recurso
Artículo -
1658
Perfil resistómico en microbioma de lechuga (Lactuca sativa) y perejil (Petroselinum crispum) en punto de venta en mercados de Monterrey, N.L. y su área metropolitana.
Publicado 2018“…It was found that the gene with the most prevalence was the sulA gene (which codes for resistance to sulfonamides) for both parsley and lettuce from all the samples analyzed. blaCARB-4 and blaOXA-5 was the less abundant genes. 46 isolates of E. coli were isolated from the same samples of the research, which were also determined the presence of these genes, finding that the tetA gene was present in 39% of the isolates. …”
Enlace del recurso
Tesis -
1659
Incremento en el control de la formación de placa empleando clorhexidina incorporada en nanopartículas poliméricas: estudio clínico y microbiológico.
Publicado 2018“…Plaque re-growth was assessed with Plaque index (Turesky-GilmoreGlickman and O'Leary), Gingival index (Löe and Silness) at 0, 4 and 24 h, also supragingival plaque samples were collected from buccal surfaces of 16/26 at 4 and 24 h for microbiological study (CFU). …”
Enlace del recurso
Tesis -
1660
Efecto patológico de la expansión de poliglutaminas de hTBP en la enfermedad neurodegenerativa SCA17 en Drosophila melanogaster
Publicado 2017“…We modeled spinocerebellar ataxia 17 (SCA17) in Drosophila melanogaster, also known as Huntington-4-like disease (HDL4). SCA17 is caused by an expansion of the CAG / CAA trinucleotide in the gene encoding polyQ regions in the human TBP protein (hTBP). …”
Enlace del recurso
Tesis