Results 121 to 130 of about 321,693 (208)

Pancreatic nitric oxide and oxygen free radicals in the early stages of streptozotocin-induced diabetes mellitus in the rat

open access: yesBrazilian Journal of Medical and Biological Research, 2000
The objective of the present study was to explore the regulatory mechanisms of free radicals during streptozotocin (STZ)-induced pancreatic damage, which may involve nitric oxide (NO) production as a modulator of cellular oxidative stress.
E. González   +9 more
doaj   +1 more source

Ischaemic Preconditioning Suppresses Necrosis of Adipocutaneous Flaps in a Diabetic Rat Model Regardless of the Manner of Preischaemia Induction

open access: yesDermatology Research and Practice, 2017
Ischaemic insult in the skin flaps is a major problem in reconstructive surgery particularly in patients with diabetes mellitus. Here, we sought to investigate the effectiveness of ischaemic preconditioning (IP) on diabetic skin flaps in rat animal model.
Christian Ottomann   +3 more
doaj   +1 more source

Changes in free polyamines and expression of polyamine metabolic genes under drought and high-temperature in Citrus sinensis

open access: yesBiologia Plantarum, 2016
Polyamines play important roles in plant responses to various environmental stresses. In this study, changes in free polyamine content and transcription of genes participating in polyamine metabolism were investigated in sweet orange (Citrus sinensis ...
X. Z. Fu   +6 more
doaj   +1 more source

Vaginal biogenic amines: biomarkers of bacterial vaginosis or precursors to vaginal dysbiosis? [PDF]

open access: yes, 2015
Bacterial vaginosis (BV) is the most common vaginal disorder among reproductive age women. One clinical indicator of BV is a "fishy" odor. This odor has been associated with increases in several biogenic amines (BAs) that may serve as important
Carl J. Yeoman   +5 more
core   +1 more source

Genomic and epigenomic mapping of leptin-responsive neuronal populations involved in body weight regulation. [PDF]

open access: yes, 2019
Genome wide association studies (GWAS) in obesity have identified a large number of noncoding loci located near genes expressed in the central nervous system.
Ahituv, Nadav   +6 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

Collaborative interactions of heterogenous ribonucleoproteins contribute to transcriptional regulation of sterol metabolism in mice. [PDF]

open access: yes, 2020
Heterogeneous nuclear ribonucleoproteins (hnRNPs) are a group of functionally versatile proteins that play critical roles in the biogenesis, cellular localization and transport of RNA.
Feng, An-Chieh   +14 more
core  

Association of polyaminergic loci with anxiety, mood disorders, and attempted suicide.

open access: yesPLoS ONE, 2010
BackgroundThe polyamine system has been implicated in a number of psychiatric conditions, which display both alterations in polyamine levels and altered expression of genes related to polyamine metabolism.
Laura M Fiori   +7 more
doaj   +1 more source

Crystal Structure of Human Spermine Synthase [PDF]

open access: yesJournal of Biological Chemistry, 2008
Hong Wu   +8 more
openaire   +1 more source

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