Results 1 to 10 of about 47,122 (256)

Putrescine Biosynthesis Inhibition in Tomato by DFMA and DFMO Treatment [PDF]

open access: greenBio-Protocol, 2016
This protocol can be used to inhibit the biosynthesis of polyamines, specifically putrescine, in tomato plants grown with NH4+ as a solely N source. In general, polyamines are positively charged small metabolites implicated in physiological processes ...
Emma Fernández-Crespo   +5 more
doaj   +4 more sources

PstSCAB and SapBCDF are putrescine exporters in Proteus mirabilis [PDF]

open access: yesMicrobiology Spectrum
Proteus mirabilis is a cause of urinary tract infection. Putrescine, an aliphatic amine, acts as a messenger molecule during P. mirabilis urothelial invasion. Inhibition of putrescine-mediated cell-cell communication in P.
Yuta Sugiyama   +10 more
doaj   +2 more sources

The gene encoding ornithine decarboxylase for putrescine biosynthesis is essential for the viability of Fusobacterium nucleatum [PDF]

open access: yesJournal of Bacteriology
Fusobacterium nucleatum is a Gram-negative anaerobe associated with periodontitis and colorectal cancer. It secretes putrescine, a polyamine that promotes biofilm formation by oral co-colonizers and enhances the proliferation of cancer cells.
Shiqi Xu   +3 more
doaj   +2 more sources

Putrescine biosynthesis in mammalian tissues [PDF]

open access: greenBiochemical Journal, 2004
l-Ornithine decarboxylase provides de novo putrescine biosynthesis in mammals. Alternative pathways to generate putrescine that involve ADC (l-arginine decarboxylase) occur in non-mammalian organisms. It has been suggested that an ADC-mediated pathway may generate putrescine via agmatine in mammalian tissues.
Catherine S. Coleman   +2 more
openalex   +3 more sources

Increased Uptake of Putrescine in the Rhizosphere Inhibits Competitive Root Colonization by Pseudomonas fluorescens Strain WCS365

open access: greenMolecular Plant-Microbe Interactions, 2001
Sequence analysis of the chromosomal Tn5lacZ flanking regions of the Pseudomonas fluorescens WCS365 competitive root colonization mutant PCL1206 showed that the Tn5lacZ is inserted between genes homologous to bioA and potF.
Irene Kuiper   +4 more
doaj   +2 more sources

Improvement of putrescine production through the arginine decarboxylase pathway in Escherichia coli K-12

open access: yesAMB Express, 2021
In the bio-based polymer industry, putrescine is in the spotlight for use as a material. We constructed strains of Escherichia coli to assess its putrescine production capabilities through the arginine decarboxylase pathway in batch fermentation.
Kullathida Thongbhubate   +4 more
doaj   +1 more source

Putrescine and IBA enhanced the adventitious root formation in Damask rose (Rosa × damascena Mill.) under in vivo and in vitro conditions [PDF]

open access: yesJournal of Horticulture and Postharvest Research, 2023
Purpose: To investigate the effects of Putrescine and Indole-3-Butyric Acid (IBA) on the adventitious rooting of micro-cuttings and semi-hardwood cutting of Rosa damascena, this study was conducted under both in vitro and in vivo conditions.
Mohammad Musavi Ahmadabadi   +2 more
doaj   +1 more source

Effect of biofertilizers and putrescine on biomass and some physiological and biochemical traits of vetch (Vicia villosa Roth) under rainfed condition [PDF]

open access: yesZīst/shināsī-i Giyāhī-i Īrān, 2021
Water limitation is the most severe stress factor limiting plant growth and crop production in arid and semi-arid regions. Several strategies have been developed in order to decrease water limitation effects caused by the rainfed condition on plant ...
Raouf Seyed Sharifi, Hamed Narimani
doaj   +1 more source

Putrescine-dependent re-localization of TvCP39, a cysteine proteinase involved in Trichomonas vaginalis cytotoxicity. [PDF]

open access: yesPLoS ONE, 2014
Polyamines are involved in the regulation of some Trichomonas vaginalis virulence factors such as the transcript, proteolytic activity, and cytotoxicity of TvCP65, a cysteine proteinase (CP) involved in the trichomonal cytotoxicity.
Bertha Isabel Carvajal-Gamez   +6 more
doaj   +1 more source

Alternative pathways utilize or circumvent putrescine for biosynthesis of putrescine-containing rhizoferrin [PDF]

open access: yesJournal of Biological Chemistry, 2021
The siderophore rhizoferrin (N1,N4-dicitrylputrescine) is produced in fungi and bacteria to scavenge iron. Putrescine-producing bacterium Ralstonia pickettii synthesizes rhizoferrin and encodes a single nonribosomal peptide synthetase-independent siderophore (NIS) synthetase.
Bin Li   +6 more
openaire   +2 more sources

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