Results 21 to 30 of about 44,827 (196)

MAGHEMITE PARTICLES FOR SPERMIDINE SEPARATION [PDF]

open access: yesNANOCON Conference Proeedings, 2020
We report the optimal conditions for the separation of spermidine from different types of samples, for example blood or cancer cells and its subsequent determination by ion-exchange liquid chromatography (IEC) with UV-VIS detector. Here in, we synthesized paramagnetic particles able to isolate and immobilize spermidine from blood of patients with ...
Kopel, Pavel   +7 more
openaire   +2 more sources

16S rRNA sequence data of Bombyx mori gut bacteriome after spermidine supplementation

open access: yesBMC Research Notes, 2020
Objectives The silkworm Bombyx mori (B. mori) is an important domesticated lepidopteran model for basic and applied research. They produce silk fibres that have great economic value.
Resma Rajan   +3 more
doaj   +1 more source

SPERMIDINE MAINTAINS TELOMERE LENGTH AND DELAYS AGING

open access: yesCentral Asian Journal of Medical Hypotheses and Ethics, 2021
Spermidine, a natural polyamine, has been noticed for its anti-aging properties. Supplementation of this drug prolongs lifespan and diminishes the incidence of age-related pathology. In the human population, spermidine levels decrease as aging progresses,
Priyanka Sharma, Rishi Kumar Jaiswal
doaj   +1 more source

Natural Polyamine Spermidine Inhibits the In Vitro Oxidation of LDL

open access: yesMolecules
Spermidine is a natural autophagy-inducer and anti-aging compound. Herein, we investigated a potential autophagy-independent mechanism of spermidine, namely its capability to directly impede LDL oxidation, an early step in atherogenesis.
Christine Rossmann   +9 more
doaj   +1 more source

Spermidine-Regulated Biosynthesis of Heat-Stable Antifungal Factor (HSAF) in Lysobacter enzymogenes OH11

open access: yesFrontiers in Microbiology, 2018
Heat-Stable Antifungal Factor (HSAF) and its analogs are antifungal natural products produced by the biocontrol agent Lysobacter enzymogenes. The production of HSAF is greatly influenced by environmental stimuli and nutrients, but the underlying ...
Yuan Chen   +5 more
doaj   +1 more source

Investigation into the Relationship between Spermidine Degradation and Phenolic Compounds Biosynthesis in Barley Seedlings under Ultraviolet B Stress

open access: yesPlants, 2023
Barley germination under ultraviolet B (UV-B) illumination stress induces effective accumulation of phenolic compounds in the barley. Spermidine can enhance the biosynthesis of phenolic compounds and alleviate the oxidative damage caused by UV-B.
Chong Xie   +5 more
doaj   +1 more source

Exogenous Spermidine Promotes Germination of Aged Sorghum Seeds by Mediating Sugar Metabolism

open access: yesPlants, 2022
Starch, a substance stored in seeds, is the main source of energy for germination in sorghum seeds. However, as the seeds age, the catabolism of seed starch is affected, thereby seriously damaging germination ability.
Min Zhang   +6 more
doaj   +1 more source

Regulation of ornithine decarboxylase activity by spermidine and the spermidine analogue N1N8-bis(ethyl)spermidine [PDF]

open access: yesBiochemical Journal, 1987
Polyamine biosynthesis in intact cells can be exquisitely controlled with exogenous polyamines through the regulation of rate-limiting biosynthetic enzymes, particularly ornithine decarboxylase (ODC). In an attempt to exploit this phenomenon as an antiproliferative strategy, certain polyamine analogues have been identified [Porter, Cavanaugh, Stolowich,
C W, Porter   +4 more
openaire   +2 more sources

Spermidine improves angiogenic capacity of senescent endothelial cells, and enhances ischemia-induced neovascularization in aged mice

open access: yesScientific Reports, 2023
Aging is closely associated with the increased morbidity and mortality of ischemic cardiovascular disease, at least partially through impaired angiogenic capacity. Endothelial cells (ECs) play a crucial role in angiogenesis, and their angiogenic capacity
Daisuke Ueno   +5 more
doaj   +1 more source

Spermidine Modify Antioxidant Activity in Cucumber Exposed to Salinity Stress

open access: yesAgronomy, 2022
The effects of short-term 48 h long NaCl-stress and spermidine level modification on polyamines level and antioxidant status in cucumber (Cucumis sativus cv. Dar) leaves were investigated.
Agata Korbas   +3 more
doaj   +1 more source

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