Results 11 to 20 of about 27,012 (233)

Urine spermine and multiparametric magnetic resonance imaging for prediction of prostate cancer in Japanese men

open access: yesProstate International, 2023
Objectives: To investigate the role of urine spermine and spermine risk score in predicting prostate cancer (PCa) diagnoses in combination with multiparametric magnetic resonance imaging (mpMRI).
Shuji Isotani   +13 more
doaj   +1 more source

A New Transgenic Mouse Model for Studying the Neurotoxicity of Spermine Oxidase Dosage in the Response to Excitotoxic Injury. [PDF]

open access: yesPLoS ONE, 2013
Spermine oxidase is a FAD-containing enzyme involved in polyamines catabolism, selectively oxidizing spermine to produce H2O2, spermidine, and 3-aminopropanal. Spermine oxidase is highly expressed in the mouse brain and plays a key role in regulating the
Manuela Cervelli   +12 more
doaj   +1 more source

Elevation of spermine remodels immunosuppressive microenvironment through driving the modification of PD-L1 in hepatocellular carcinoma

open access: yesCell Communication and Signaling, 2022
Background Spermine is frequently elevated in tumor tissues and body fluids of cancer patients and is critical for cancer cell proliferation, migration and invasion.
Hong-Xiang Shi   +11 more
doaj   +1 more source

Oral Spermine Supplementation in Gestated Rabbit: A Study on Villi Height of Immature Intestines

open access: yesFrontiers in Surgery, 2021
Introduction: Immature intestines are the major problem in prematurity. Postnatal oral spermine has been shown in studies to improve intestinal maturation in rats and piglets.
Riana Pauline Tamba, Yefta Moenadjat
doaj   +1 more source

The effect of spermine on Tetranychus urticae-Cucumis sativus interaction

open access: yesBMC Plant Biology, 2023
Background Two spotted spider mite, Tetranychus urticae (Acari: Tetranychidae) is one of the most important plant pests in the world. Due to increased resistance of mites to acaricides, it is necessary to use other methods such as inducing resistance in ...
Shima Shahtousi, Ladan Talaee
doaj   +1 more source

L-ornithine derived polyamines in cystic fibrosis airways. [PDF]

open access: yesPLoS ONE, 2012
Increased arginase activity contributes to airway nitric oxide (NO) deficiency in cystic fibrosis (CF). Whether down-stream products of arginase activity contribute to CF lung disease is currently unknown.
Hartmut Grasemann   +5 more
doaj   +1 more source

Effects of dietary spermine supplementation on cell cycle, apoptosis, and amino acid transporters of the thymus and spleen in piglets [PDF]

open access: yesAsian-Australasian Journal of Animal Sciences, 2018
Objective This study investigated whether spermine supplementation could regulate cell cycle, apoptosis, and amino acid transporter-related genes expression in the thymus and spleen of early weaned piglets.
Wei Cao   +8 more
doaj   +1 more source

The polyamine spermine induces the unfolded protein response via the MAPK cascade in Arabidopsis

open access: yesFrontiers in Plant Science, 2015
In Arabidopsis three basic region leucine zipper (bZIP) transcription factor genes, bZIP17, bZIP28 and bZIP60, play crucial roles in the unfolded protein response (UPR). Previously we found that bZIP60 is one of the spermine-induces genes.
G.H.M. eSagor   +6 more
doaj   +1 more source

New insights into the role of spermine in enhancing the antioxidant capacity of rat spleen and liver under oxidative stress

open access: yesAnimal Nutrition, 2017
Oxidative stress can damage cellular antioxidant defense and reduce livestock production efficiency. Spermine is a ubiquitous cellular component that plays important roles in stabilizing nucleic acids, modulating cell growth and differentiation, and ...
Xianjian Wu   +8 more
doaj   +1 more source

Improving Chilling Tolerance of Maize Seedlings under Cold Conditions by Spermine Application

open access: yesNotulae Scientia Biologicae, 2012
Low temperature is an important abiotic stress which reduces crops growth and productivity and causes physiological damages to cellular structures. The aim of this study was to investigate the probability of spermine application to improve chilling ...
Amir Hossein SAEIDNEJAD   +2 more
doaj   +3 more sources

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