5 Result(s)
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Article
Teresa Altabella
Agriculture
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Article
Open AccessStructural and functional analysis of tomato sterol C22 desaturase
Sterols are structural and functional components of eukaryotic cell membranes. Plants produce a complex mixture of sterols, among which β-sitosterol, stigmasterol, campesterol, and cholesterol in some Solanace...
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Article
The roles of polyamines during the lifespan of plants: from development to stress
Compelling evidence indicates that free polyamines (PAs) (mainly putrescine, spermidine, spermine, and its isomer thermospermine), some PA conjugates to hydroxycinnamic acids, and the products of PA oxidation ...
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Article
Open AccessCopper-containing amine oxidases contribute to terminal polyamine oxidation in peroxisomes and apoplast of Arabidopsis thaliana
Polyamines (PAs) are oxidatively deaminated at their primary or secondary amino-groups by copper-containing amine oxidases (CuAOs) or FAD-dependent amine oxidases (PAOs), respectively. Both enzymes have long b...
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Polyamines: molecules with regulatory functions in plant abiotic stress tolerance
Early studies on plant polyamine research pointed to their involvement in responses to different environmental stresses. During the last few years, genetic, transcriptomic and metabolomic approaches have unrav...
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Article
Effects of the growth regulator 4PU-30 on growth, K+ content, and alkaloid production in tobacco callus cultures
Growth, K+ content, and alkaloid production were compared in nonorganogenetic callus cultures ofNicotiana tabacum cv. Burley 21 grown at 25°C in the dark on two different media: a basal medium with 1 μM α-naphtha...
