Results 11 to 20 of about 973,687 (259)

Influence of a phyA Mutation on Polyamine Metabolism in Arabidopsis Depends on Light Spectral Conditions

open access: yesPlants, 2023
The aim of the study was to reveal the influence of phyA mutations on polyamine metabolism in Arabidopsis under different spectral compositions. Polyamine metabolism was also provoked with exogenous spermine.
Altafur Rahman   +6 more
doaj   +2 more sources

A perspective of polyamine metabolism [PDF]

open access: yesBiochemical Journal, 2003
Polyamines are essential for the growth and function of normal cells. They interact with various macromolecules, both electrostatically and covalently and, as a consequence, have a variety of cellular effects. The complexity of polyamine metabolism and the multitude of compensatory mechanisms that are invoked to maintain polyamine homoeostasis argue ...
Heather M, Wallace   +2 more
openaire   +3 more sources

Polyamine metabolism and obesity: polyamine metabolic enzymes involved in obesity [PDF]

open access: yesACTA Pharmaceutica Sciencia, 2018
The natural polyamines, putrescine, spermidine and spermine are distributed widely in all cells including adipocytes. They are involved in several physiological processes involving gene expression and cell proliferation. The body pool of polyamines is maintained by endogenous biosynthesis, intestinal microorganisms and the diet.
Büyükuslu, Nihal   +1 more
openaire   +4 more sources

One-Carbon and Polyamine Metabolism as Cancer Therapy Targets

open access: yesBiomolecules, 2022
Cancer metabolic reprogramming is essential for maintaining cancer cell survival and rapid replication. A common target of this metabolic reprogramming is one-carbon metabolism which is notable for its function in DNA synthesis, protein and DNA ...
Anowarul Islam   +3 more
doaj   +2 more sources

Polyamine Metabolism in Disease and Polyamine-Targeted Therapies [PDF]

open access: yes, 2019
Polyamines are ubiquitous polycations essential for all cellular life. The most common polyamines in eukaryotes, spermine, spermidine, and putrescine, exist in millimolar intracellular concentrations that are tightly regulated through biosynthesis, catabolism, and transport.
Murray-Stewart, Tracy
core   +5 more sources

Subtype‐Specific Transcription Factors Affect Polyamine Metabolism and the Tumor Microenvironment in Breast Cancer

open access: yesCancer Innovation
Background Polyamines play important roles in cell growth and proliferation. Polyamine metabolism genes are dysregulated in various tumors. Some polyamine metabolism genes are regulated by transcription factors.
Qi Song, Yixuan Wang, Sen Liu
doaj   +2 more sources

Polyamine-Based Nanostructures Share Polyamine Transport Mechanisms with Native Polyamines and Their Analogues: Significance for Polyamine-Targeted Therapy

open access: yesMedical Sciences, 2022
Polyamines are small polycationic alkylamines involved in many fundamental cellular processes, including cell proliferation, survival, and protection from oxidative stress.
Cassandra E. Holbert   +6 more
doaj   +2 more sources

Polyamine metabolism changes in psoriasis

open access: yesIndian Journal of Dermatology, 2013
Introduction: Polyamines - putrescine, spermidine and spermine are polycationic compounds ubiquitous for all living organisms. They are essential for the cell growth and differentiation, the control of cell cycle progress, apoptosis, and cancerogenesis ...
Valentina Broshtilova   +2 more
doaj   +3 more sources

Translational control of polyamine metabolism by CNBP is required for Drosophila locomotor function [PDF]

open access: yeseLife, 2021
Microsatellite expansions of CCTG repeats in the cellular nucleic acid-binding protein (CNBP) gene leads to accumulation of toxic RNA and have been associated with myotonic dystrophy type 2 (DM2).
Sonia Coni   +16 more
doaj   +7 more sources

Heterogeneity in polyamine metabolism dictates prognosis and immune checkpoint blockade response in hepatocellular carcinoma [PDF]

open access: yesFrontiers in Immunology
Immune checkpoint blockade holds promise in hepatocellular carcinoma (HCC) treatment, but its efficacy remains limited. Dysregulated polyamine metabolism and its interaction with oncogenic pathways promote tumor progression. However, the heterogeneity of
Jianyan Pan   +3 more
doaj   +2 more sources

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