[HTML][HTML] Polyamine catabolism and oxidative damage

TM Stewart, TT Dunston, PM Woster… - Journal of Biological …, 2018 - Elsevier
Polyamines (PAs) are indispensable polycations ubiquitous to all living cells. Among their
many critical functions, PAs contribute to the oxidative balance of the cell. Beginning with …

Toxicity of polyamines and their metabolic products

AE Pegg - Chemical research in toxicology, 2013 - ACS Publications
Polyamines are ubiquitous and essential components of mammalian cells. They have
multiple functions including critical roles in nucleic acid and protein synthesis, gene …

Generation mechanism of singlet oxygen from the interaction of peroxymonosulfate and chloride in aqueous systems

A Wang, BZ Zhu, CH Huang, WX Zhang, M Wang, X Li… - Water Research, 2023 - Elsevier
Abstract Peroxymonosulfate (PMS, HSO 5−) is a widely-used disinfectant and oxidant in
environmental remediation. It was deemed that PMS reacted with chloride (Cl−) to form free …

The natural polyamine spermine functions directly as a free radical scavenger

HC Ha, NS Sirisoma, P Kuppusamy… - Proceedings of the …, 1998 - National Acad Sciences
The polyamines are small organic cations that are absolutely required for eukaryotic cell
growth. Although their growth requirements are well established, the molecular functions of …

Insight into the effect of particle size distribution differences on the antibacterial activity of carbon dots

B Sun, F Wu, Q Zhang, X Chu, Z Wang, X Huang… - Journal of Colloid and …, 2021 - Elsevier
Carbon dots (CDs) have a profound effect on elimination of bacteria, fungi, and viruses, but
the lack of an exact mechanism to interact with bacterial cells limits their development …

[图书][B] Plant stress physiology

S Shabala - 2017 - cabidigitallibrary.org
Completely updated from the successful first edition, this book provides a timely update on
the recent progress in our knowledge of all aspects of plant perception, signalling and …

A multifaceted role for polyamines in bacterial pathogens

P Shah, E Swiatlo - Molecular microbiology, 2008 - Wiley Online Library
Polyamines are polycationic molecules with a hydrocarbon backbone and multiple amino
groups. Descriptions of the physiological roles of polyamines have often been limited to their …

Spermine attenuates the action of the DNA intercalator, actinomycin D, on DNA binding and the inhibition of transcription and DNA replication

SY Wang, YL Lee, YH Lai, JJW Chen, WL Wu… - PloS one, 2012 - journals.plos.org
The anticancer activity of DNA intercalators is related to their ability to intercalate into the
DNA duplex with high affinity, thereby interfering with DNA replication and transcription …

Spermine and spermidine mediate protection against oxidative damage caused by hydrogen peroxide

JE Rider, A Hacker, CA Mackintosh, AE Pegg… - Amino acids, 2007 - Springer
The polyamines spermidine and spermine have been hypothesized to possess different
functions in the protection of DNA from reactive oxygen species. The growth and survival of …

Singlet oxygen induces oxidation of cellular DNA

JL Ravanat, P Di Mascio, GR Martinez… - Journal of Biological …, 2000 - ASBMB
The aim of the present work was to evaluate the potential for 1 O 2 to induce oxidation of
cellular DNA. For this purpose cells were incubated in the presence of a water-soluble …