Results 111 to 120 of about 18,397 (310)

Relationship between auxins and nucleic acid synthesis in coleoptile tissues

open access: yes, 1959
That auxins may affect nucleic acid metabolism in plants has been suggested by a number of workers. Silberger and Skoog had observed an increase in both the deoxyribonucleic acid and ribonucleic acid content of tobacco pith cells incubated with 0.01 to ...
Biswas, B. B., Sen, S. P.
core   +1 more source

Determination of pKa values of some auxins in methanol-water mixtures by reversed phase liquid chromatography and potentiometric methods [PDF]

open access: yes, 2009
Os hormônios das plantas são de vital importância para o seu funcionamento normal. As auxinas são uma classe de fito-hormônios envolvidas em muitos aspectos do crescimento.
Sanli,Nurullah   +4 more
core   +1 more source

Reactive oxygen species, antioxidants and the regulation of plant development

open access: yesThe FEBS Journal, EarlyView.
The regulation of axillary bud outgrowth by the interplay between phytohormone and redox signals. Axillary bud outgrowth is regulated by cellular energy status and the balance between phytohormones, notably abscisic acid (ABA) and gibberellic acid (GA).
Juwita R. Dewi   +2 more
wiley   +1 more source

Structures of the UBR4 complex reveal a giant arena to capture diverse substrates for ubiquitin chain elongation

open access: yesThe FEBS Journal, EarlyView.
This review summarizes recent structures of the UBR4 complex, a giant E4 ubiquitin ligase which recognizes proteins with pre‐existing ubiquitin modifications and marks them for degradation. The UBR4 complex uses a large arena lined with substrate interaction modules to select features on ubiquitinated substrates, such as the presence of N‐degrons or ...
Daniel B. Grabarczyk, Tim Clausen
wiley   +1 more source

Interaction effects of glucose and auxins in rooting etiolated stem segments of Salix tetrasperma

open access: yes, 1971
Etiolated, 2·5 cm long stem segments of Salix tetrasperma did not root when cultured in agar even with 0·1% glucose, but rooted with 1·0% glucose in the medium. Rooting decreased with 2·0% and was completely inhibited by 5·0% glucose.
Jain, M. K., Nanda, K. K.
core   +1 more source

Auxin response and PIN‐mediated transport in chlorophyte algae

open access: yesJournal of Integrative Plant Biology, EarlyView.
Like multicellular plants, green algae respond to auxin and move it across their cells. However, their PIN‐like proteins do not act like plant auxin exporters, suggesting that basic auxin transport evolved early and specialized directional transport appeared later in plant evolution.
Adrijana Smoljan   +11 more
wiley   +1 more source

Climate‐driven niche filtering limits post‐dispersal establishment and genomic introgression in a riverine shrub

open access: yesJournal of Integrative Plant Biology, EarlyView.
Integrated biogeographic analysis and macroecological insights reveal that habitat differences drive genetic differentiation Debregeasia orientalis C. J. Chen, a dominant riparian shrub distributed across multiple biodiversity hotspots, and different lineages vary greatly in adaptability to future climate.
Zeng‐Yuan Wu   +12 more
wiley   +1 more source

Indirect somatic embryogenesis of Agave maximiliana Baker

open access: yesFrontiers in Plant Science
Agave maximiliana Baker is a key species in the production of the traditional mexican beverage “Raicilla”. However, its slow reproductive cycle, lack of vegetative propagation, and increased commercial exploitation pose a threat to the conservation of ...
Lourdes Delgado-Aceves   +4 more
doaj   +1 more source

The effect of cytokinins and auxins in rosa Hybrida ’Sophia Loren’ L. in vitro cultures

open access: yes
During in vitro propagation of ‘Sophia Loren’ rose variety, the effect of different cytokinins and auxins were examined, in order to find optimal type and concentration. BAR resulted the best shoot production, and KIN was optimal for shoot elongation and
Ördögh, Máté
core   +1 more source

Effect of auxins on rooting of in vitro regenerating shoots of four S. lycopersicum cultivars after 8–10 weeks of incubation.

open access: yes, 2019
Effect of auxins on rooting of in vitro regenerating shoots of four S. lycopersicum cultivars after 8–10 weeks of incubation.
Wajeeha Saeed (6725510)   +3 more
core   +1 more source

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