Results 121 to 130 of about 52,673 (252)

Regulation of PCAF Activity by Spermidine

open access: yes, 2011
Histones and polyamines are important determinants of chromatin structure. Histones are the core of nucleosome particles and their modification by acetylation of N-terminal tails is involved in chromatin structural changes and transcriptional modulation.
TAIBI, Gennaro   +3 more
core  

Structure and Mechanism of Spermidine Synthases

open access: yes, 2016
Aminopropyltransferases transfer aminopropyl groups from decarboxylated S-adenosylmethionine to amine acceptors, forming polyamines. Structural and biochemical studies have been carried out with the human spermidine synthase, which is highly specific for
Aiping Dong (141147)   +7 more
core   +1 more source

Dietary Spermidine Mitigates Radiation‐Induced Intestinal Injury by Reshaping the Microbiota‐Barrier‐Inflammation Axis

open access: yesFood Science &Nutrition, Volume 14, Issue 6, June 2026.
Spermidine (SPD) protects against radiation‐induced intestinal injury by activating the Nrf2 pathway to reduce oxidative stress and DNA damage, enhancing tight junction proteins to restore barrier integrity, and remodeling gut microbiota (enriching butyrate‐producing bacteria while suppressing pathogens).
Song Li   +8 more
wiley   +1 more source

Effect of Chitosan, Aloe vera Gel and Coconut Oil Edible Coatings on Postharvest Quality and Shelf Life of Strawberry (Fragaria × ananassa Duch) Under Ambient Storage

open access: yesFood Science &Nutrition, Volume 14, Issue 6, June 2026.
Postharvest application of eco‐friendly edible coatings consisting of chitosan solution (CH), Aloe vera gel (AVG), and coconut oil (CO) on strawberry fruit under ambient conditions. Six distinct formulations (CH, AVG, CO, CH + AVG, CH + CO, and AVG + CO) along with a distilled water (control) were analyzed.
Gazi Mohammad Tasnimul Karim   +3 more
wiley   +1 more source

Stereochemistry of spermidine synthase [PDF]

open access: yes
The biosynthesis of polyamines is a topic of current interest. A number of methods for the isolation and analysis of these polyamines have been described in the literature.
Nassereddin, Ishaq Kathem
core  

MS [PDF]

open access: yes, 2007
thesisPaper electrophoresis is described as a potential method for quantitative separation of histamine from spermidine. When 0.2 M sodium phosphate buffer pH 9.5 and 1000 V for four hours were used, amounts of histamine less than 120 ng migrate behind ...
Behr, Ernst Herbert
core  

Effects of Foliar Application of Iron Chlorine e6 on the Starch Physicochemical Properties and In Vitro Digestibility of Waxy Maize

open access: yesFood Science &Nutrition, Volume 14, Issue 6, June 2026.
In waxy maize production, foliar application of plant growth regulator iron chlorine e6 (ICE6) improves starch quality by altering its physicochemical properties and in vitro digestibility. Foliar application of ICE6 at 90 g ha−1 improve starch pasting properties, swelling power, starch morphology and granule size, and slowly digestible and resistant ...
Linxiao Liu   +4 more
wiley   +1 more source

Spermidine Inhibits M1 Microglia Polarization in a Mouse Model of Parkinson's Disease and BV2 Cells via NF‐κB/STAT‐1 Pathway

open access: yesBrain and Behavior
Background Excessively activated M1 microglia release proinflammatory factors that can cause neuronal death and contribute to the development of Parkinson's disease (PD).
Jun Shu   +3 more
doaj   +1 more source

Regulation of Quality and Phenolic Metabolism in Apricot Fruit by Postharvest Salicylic Acid and Putrescine Applications

open access: yesFood Science &Nutrition, Volume 14, Issue 6, June 2026.
This study evaluated the effects of salicylic acid and putrescine (1 mM) treatments on the quality and biochemical properties of apricot fruit during 30 days of cold storage. Although weight loss and decay increased during storage, applications significantly reduced these negative effects.
Mustafa Sakaldaş   +3 more
wiley   +1 more source

Spermidine Modulated Ribonuclease Activity Probed by RNA Plasmon Rulers

open access: yes, 2008
We extend the scope of nanometer distance measurements based on coupled pairs of gold nanoparticles, or plasmon rulers, to individual RNA molecules.
Björn M. Reinhard (8669154)   +1 more
core   +1 more source

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