Results 101 to 110 of about 1,993 (204)

Sporogenesis and spores of Equisetum bogotense (Equisetaceae) from mountain areas of Colombia

open access: yes, 2013
RESUMEN: Los estudios sobre aspectos reproductivos son escasos en Equisetum. Por eso, hemos realizado un análisis detallado del proceso de esporogénesis, desarrollo de las esporas, ultraestructura de procesos que tienen lugar durante la meiosis ...
Rolleri, Cristina Hilda   +2 more
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Anther wall formation, sporogenesis and gametogenesis of Tripterospermum chinense (Gentianaceae), with emphasis on uniformity of characters in Tripterospermum and its systematic values

open access: yes, 2012
Tripterospermum sensu T.N.Ho comprises two sections that are readily discriminated morphologically. In the present paper, embryological characters in anther wall formation, sporogenesis and gametogenesis of Tripterospermum chinense, a member of sect ...
Ao, C.
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Prediction, validation and functional analysis of miRNA targets in Arabidopsis thaliana

open access: yes, 2007
Alves jun. L. Prediction, validation and functional analysis of miRNA targets in Arabidopsis thaliana. Bielefeld (Germany): Bielefeld University; 2007.MicroRNAs (miRNAs) are small noncoding RNAs whose function as modulators of gene expression is crucial ...
Alves jun., Leonardo
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Pre-meiotic H1.1 degradation is essential for Arabidopsis gametogenesis

open access: yesThe EMBO Journal
Despite being evolutionary distant, plants and animals exhibit a shared phenomenon during the transition from somatic-to-reproductive cell fate marked by extensive structural and compositional changes in chromatin.
Yanru Li   +9 more
doaj   +1 more source

EFFECTIVENESS OF THE WHEAT Lr22b, Lr34, AND Lr37 GENES FOR ADULT PLANT RESISTANCE TO LEAF RUST IN WEST SIBERIA AND THE CYTOPHYSIOLOGICAL BASIS OF THEIR ACTION

open access: yesВавиловский журнал генетики и селекции, 2014
The effect of genes for adult plant resistance to leaf rust has been explored in southern West Siberia by the examples of common wheat cv. Thatcher (Tc), carrying the Lr22b gene, and its near-isogenic lines TcLr34 and TcLr37.
L. Ya. Plotnikova, T. Yu. Shtubey
doaj  

Ontogeny of sporangia and sporogenesis of lycopodiella cernua (l.) pic. serm. and lycopodiella descendens b. øllg. (lycopodiaceae).

open access: yes, 2011
Los estudios sobre la ontogenia de los esporangios y la esporogénesis de los licopodios son escasos. El material de Lycopodiella cernua y Lycopodiella descendens fué recolectado en los departamento de Santander y Valle del Cauca (Colombia).
Forero Ballesteros, Helkin Giovani
core  

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