Results 41 to 50 of about 2,844 (200)
Formación de callo a partir de discos de tubérculo de papa
Revista Agraria, 1996 Cuando en un sistema de cultivo de tejidos in vitro el explante se lleva a la desdiferenciación, se generan callos. Bajo esta condición puede ocurrir una serie de cambios genéticos dentro de las células que conforman a los callos, denominándose a esto variación somaclonal.
Carlos Espinosa Zapata +3 more
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STREETS AS STAGES: Traffic Enforcement and the Competition for Cultural Growth in China
International Journal of Urban and Regional Research, Volume 50, Issue 3, Page 509-526, May 2026.ABSTRACT In keeping with China’s desire to build soft power to parallel its economic growth, the policing of city streets has moved to the forefront as a mechanism for moral regulation and improving urban prestige. Under pressure to civilize their citizenry, many Chinese cities have become entrepreneurial cities within a type of cultural growth ...
Gregory Fayard
wiley +1 more source
Bosques Latitud Cero, 2019 El cultivo in vitro, es considerada como una técnica alternativa de conservación de especies forestales en Ecuador. Este artículo describe el efecto del balance hormonal auxina-citoquinina en la formación de callos de Cinchona officinalis L., a partir ...
Víctor Hugo Eras-Guamán +4 more
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Maternal &Child Nutrition, Volume 22, Issue 2, April 2026.ABSTRACT Child food poverty, defined as inadequate access to and consumption of a nutritious and diverse diet in early childhood, can have lasting consequences for health, development, and economic productivity. However, nationally representative data on its magnitude and factors remain scarce in Ethiopia.
Adamu Belay +12 more
wiley +1 more source
Establishment of cell suspension cultures of two Costa Rican Jatropha species (Euphorbiaceae)
Revista de Biología Tropical, 2013 J. curcas has been studied in different countries and some interesting agronomic, pharmacological and industrial properties have been reported. More recently, it has been considered an important alternative source for biofuel production. The objective of
Laura Yesenia Solís-Ramos +2 more
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New Phytologist, Volume 250, Issue 2, Page 988-1003, April 2026.Summary Circular RNAs (circRNAs) are single‐stranded, covalently closed RNA molecules that arise from exon back‐splicing. The identification and function investigation of circRNAs have been comprehensively explored in plants, however, the regulatory mechanisms are largely unknown.
Yi Ren +14 more
wiley +1 more source
Cultivos Tropicales, 2003 Se seleccionaron explantes del limbo foliar y se sembraron en el medio de cultivo de Murashige y Skoog con 2,4-D (0.1 mg.L-1) y 6-BAP (0.2 mg.L-1), combinados con los análogos de brasinoesteroides Biobras-6 (BB-6) o MH-5 a diferentes concentraciones (0 ...
O. González +6 more
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European Policy Analysis, Volume 12, Issue 2, Spring 2026.ABSTRACT Does street‐level bureaucrats' (SLBs) willingness to sacrifice their own self‐interests to meet the needs of their clients vary depending on their contexts? To date, it has been very challenging to empirically examine how SLBs who have different orientations toward social values might act in different institutional and administrative contexts.
Nissim Cohen, Teddy Lazebnik
wiley +1 more source
Uso deLtirosina como inductor para la obtención de LDOPA a partir de callos de Vicia fabaL
, 2022 Resumen: El aminoácido L-3,4 dihidroxifenilalanina(L-DOPA) es un precursor de neurotransmisores como la dopamina y el fármaco más eficaz para tratar la enfermedad de Parkinson.
Carrera Navarrete, Evelyn Consuelo
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Establecimiento de un cultivo de celulas en suspensión de Eucalyptus cinérea
Revista Colombiana de Biotecnología, 2002 Se desarrolla un protocolo para la obtención y establecimiento de suspensiones celulares de E. cinerea. La concentración de las hormonas 2,4 D Y BAP tienen un efecto significativo en la formación de callos friables de E. cinerea, obteniendo una respuesta
Fernando Orozco Sáncnez +2 more
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