Results 41 to 50 of about 3,803 (163)

Serum arylesterase and paraoxonase activities in patients with ovarian tumors

open access: yesTaiwanese Journal of Obstetrics & Gynecology, 2014
Objective: High levels of toxic reactive oxygen species have been found in many types of cancer cells. Serum arylesterase (ARE) and paraoxonase (PON) are esterase enzymes that have strong antioxidant characteristics.
Slawomir Michalak   +4 more
doaj   +1 more source

A Protein‐Centric Strategy Coupled with Match‐Between‐Run Glycoproteomics Enables Discovery of Robust Site‐Specific Glycan Biomarkers for Hepatocellular Carcinoma

open access: yesAdvanced Science, Volume 13, Issue 22, 17 April 2026.
In this study, a highly robust N‐glycoproteomics (HRN) platform with a newly developed match‐between‐run scheme is used for biomarker discovery. This study proposes a protein‐centric strategy to prioritize proteins susceptible to aberrant glycosylation.
Lei Liu   +15 more
wiley   +1 more source

Decreased serum paraoxonase and arylesterase activities in patients with rosacea

open access: yes, 2015
BackgroundRecent evidence suggests that oxidative stress may be an important phenomenon in the pathophysiology of rosacea. Paraoxonase-1 (PON1) is an antioxidant enzyme with three activities: paraoxonase, arylesterase and dyazoxonase.
SELEK, S   +5 more
core   +1 more source

Arylesterase activity of Paraoxonase 1 - prognostic factor for one-year survival in patients with acute myocardial infarction

open access: yesRomanian Journal of Laboratory Medicine, 2018
Introduction: Reduced serum levels of paraoxonase 1 (PON1) activities are associated with diseases involving increased oxidative stress, such as acute coronary syndrome.
Ciumărnean Lorena   +9 more
doaj   +1 more source

Comparison of Total Oxidative Stress, Total Antioxidant Capacity, and Paraoxonase, Arylesterase, and Lipid Peroxidase Levels in Aqueous Humor and Serum of Diabetic and Non-Diabetic Patients with Catarac

open access: yesTürk Oftalmoloji Dergisi, 2012
Pur po se: The aim was to compare total oxidative stress (TOS), total antioxidant capacity (TAC), and paraoxonase (PON1), arylesterase (ARE), and lipid peroxidase (LPO) levels in the aqueous humor and concurrent venous blood serum and to evaluate the ...
Cengiz Caner   +6 more
doaj   +1 more source

The Structure and Function of Paraoxonase-1 and Its Comparison to Paraoxonase-2 and -3

open access: yesMolecules, 2020
Serum paraoxonase-1 (PON1) is the most studied member of the group of paraoxonases (PONs). This enzyme possesses three enzymatic activities: lactonase, arylesterase, and paraoxonase activity.
Ajda Taler-Verčič   +2 more
doaj   +1 more source

Paraoxonase and Arylesterase Activities in Patients with Preeclampsia

open access: yesEurasian Journal of Medicine, 2019
Objective: Paraoxonase is a high density lipoprotein-associated antioxidant enzyme. The aim of this study was to investigate the serum paraoxonase and arylesterase activities and associations between these enzymes and lipid hydroperoxide (LOOH) in ...
Ayse Nur Aksoy   +3 more
doaj  

D Vitamini Eksikliği Olan Yetişkinlerde Paraoksonaz ve Arilesteraz Aktiviteleri

open access: yesSakarya Tıp Dergisi, 2021
Amaç: Bu çalışmanın amacı, D vitamini eksikliği olan erişkinlerde Paroksonaz (PON) ve Arilesteraz (ARE) enzim aktivitelerini araştırmak, D vitamini eksikliğinin oksidatif stres ve kardiyovasküler hastalıklar için risk belirteci olan PON-1, ARE ve Lp (a ...
Filiz Alkan Baylan   +3 more
doaj   +1 more source

Mass spectrometry in ocular drug research

open access: yesMass Spectrometry Reviews, Volume 45, Issue 1, Page 37-68, January/February 2026.
Abstract Mass spectrometry (MS) has been proven as an excellent tool in ocular drug research allowing analyzes from small samples and low concentrations. This review begins with a short introduction to eye physiology and ocular pharmacokinetics and the relevance of advancing ophthalmic treatments.
Eva M. del Amo   +6 more
wiley   +1 more source

The Effects of Smokeless Tobacco "Maras Powder" on Homocysteine and Cardiovascular Risk Parameters

open access: yesSakarya Tıp Dergisi, 2023
Objective: This study aims to investigate the relationship between smokeless tobacco (Maras powder) and cigarette consumption with homocysteine, Paraoxonase-1 (PON-1), Arylesterase (ARE), and Lipoprotein-a (Lp (a)), which are known as risk factors for ...
Gülizar Sökmen   +4 more
doaj   +1 more source

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