Results 91 to 100 of about 152,403 (204)

A 30 A long U-shaped catalytic tunnel in the crystal structure of polyamine oxidase [PDF]

open access: yes, 1999
Background: Polyamines are essential for cell growth and differentiation; compounds interfering with their metabolism are potential anticancer agents. Polyamine oxidase (PAO) plays a central role in polyamine homeostasis.
Mattevi, Andrea   +21 more
core   +1 more source

Application of sucrose modulates the expressions of genes involved in proline and polyamine metabolism in maize seedlings exposed to drought

open access: yesBiologia Plantarum, 2019
Sucrose, proline, and polyamines are compatible solutes accumulating in plant tissues and increasing cellular osmolarity under environmental stresses. These compatible solutes and hydrogen peroxide can function as signaling molecules in plants. There has
C. Altuntaş   +5 more
doaj   +1 more source

Heterologous expression and biochemical characterization of a polyamine oxidase from Arabidopsis involved in polyamine back conversion

open access: yes, 2006
Polyamine oxidase (PAO) is a flavin adenine dinucleotide-dependent enzyme involved in polyamine catabolism. Animal PAOs oxidize spermine (Spm), spermidine (Spd), and/or their acetyl derivatives to produce H2O2, an aminoaldehyde, and Spd or putrescine ...
ROSSI M. N   +9 more
core   +1 more source

Polyamine Metabolism in Brain Health and Disease

open access: yesNeuropharmacology and Therapy
Polyamines, primarily spermidine and spermine, are small polycationic molecules essential for cell growth, signaling, and survival. Through electrostatic interactions with nucleic acids, lipids, and proteins, they regulate gene expression, organelle ...
Xianzun Tao   +2 more
doaj   +1 more source

Spatial and temporal dynamics of peroxidase and amine oxidase activity is linked to polyamines and lignin in wheat grains

open access: yesBiologia Plantarum, 2010
The regulation of contents and activities of peroxidase (POX), diamine oxidase (DAO) and polyamine oxidase (PAO) were determined in relation to polyamines and lignin content in wheat (Triticum aestivum L.) grains.
B. Asthir, S. Kaur, W. Spoor, T. Roitsch
doaj   +1 more source

Polyamine oxidase activity and polyamine levels in human colorectal cancer and in normal surrounding mucosa.

open access: yes, 1997
BACKGROUND: Polyamine oxidase (PAO) is an enzyme involved in the interconversion pathway of polyamines, compounds required for cell proliferation and differentiation. As the role of PAO in tumor growth is unclear, and no data about PAO activity in human
DI LEO, Alfredo   +2 more
core  

Thermal inactivation and conformational lock studies on glucose oxidase [PDF]

open access: yes
In this study, the dissociative thermal inactivation and conformational lock theories are applied for the homodimeric enzyme glucose oxidase (GOD) in order to analyze its structure.
امانی, مجتبی   +4 more
core   +1 more source

GUS Reporter-Aided Promoter Deletion Analysis of A. thaliana POLYAMINE OXIDASE 3. [PDF]

open access: yesInt J Mol Sci, 2023
Podia V   +7 more
europepmc   +1 more source

Structural basis of antizyme-mediated regulation of polyamine homeostasis

open access: yes, 2017
Polyamines are organic polycations essential for cell growth and differentiation; their aberrant accumulation is often associated with diseases, including many types of cancer.
詹迺立   +1 more
core   +1 more source

Expression and modulation of an NADPH oxidase in mammalian astrocytes [PDF]

open access: yes, 2005
Amyloid β peptides generate oxidative stress in hippocampal astrocytes through a mechanism sensitive to inhibitors of the NADPH oxidase [diphenylene iodonium (DPI) and apocynin].
Abramov, A.Y.   +5 more
core  

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