نتایج جستجو برای: chelation assay

تعداد نتایج: 226100  

Journal: :International wound journal 2013
Mehrdad Mohammadpour Mohaddeseh Behjati Amir Sadeghi Afshin Fassihi

Kojic acid and deferiprone are iron chelators used for skin lightening and iron-overload treatment, respectively. As iron chelation and free radical scavenging are principal factors for wound healing, it was hypothesised that the local application of these compounds might accelerate wound healing in rats. Ointments of 3%, 6% and 9% of deferiprone and kojic acid were prepared and topical treatme...

2013
Sameh S. Fahmey Hassan F. Naguib Sanna S. Abdelshafy Rasha E. Alashry

BACKGROUND The β-Thalassemia syndromes are the most common hereditary chronic hemolytic anemia due to impaired globin chain synthesis. Vascular endothelial growth factor (VEGF) plays several roles in angiogenesis which is a crucial process in the pathogenesis of several inflammatory, autoimmune and malignant diseases. Endothelial damage and inflammation make a significant contribution to the pa...

2014
Rasleen Sudan Madhulika Bhagat Sahil Gupta Jasvinder Singh Anupurna Koul

This study explored the antioxidant and immunomodulatory potential of ethnomedicinally valuable species, namely, Arisaema jacquemontii of north-western Himalayan region. The tubers, leaves, and fruits of this plant were subjected to extraction using different solvents. In vitro antioxidant studies were performed in terms of chelation power on ferrous ions and FRAP assay. The crude methanol extr...

2009
Didem DELİORMAN ORHAN Nilüfer ORHAN Berrin ÖZÇELIK Fatma ERGUN

The fractions of different polarity, namely chloroform, ethylacetate, n-butanol, and remaining water fractions, were fractionated from an aqueous extract of V. vinifera leaves. The antibacterial, antifungal, antiviral, antioxidant activities, and total phenolic content of these fractions were investigated. The chloroform fraction showed a promising effect against Herpes simplex virus type-1 (HS...

Journal: :Maedica 2013
Amit Kumar Mishra Archana Tiwari

ABSTRACT BACKGROUND In beta thalassaemia major multiple blood transfusions, ineffective erythropoiesis and increased gastrointestinal iron absorption lead to iron overload in the body. Iron overload impairs the immune system, placing patients at greater risk of infection and illness. Iron overload can be determined by serum ferritin measurement. OBJECTIVE The aim of the present study is to...

Journal: :American journal of physiology. Gastrointestinal and liver physiology 2010
Jonathan E Kohler J Matthew Dubach Haley B Naik Kaniza Tai Amy L Blass David I Soybel

Monochloramine (NH(2)Cl) is a potent, thiol-directed oxidant capable of oxidizing thiol (S-H) residues in a wide variety of proteins. Generated in the stomach by the interaction of bacterial and host products, monochloramine has been shown to dysregulate Ca(2+) homeostasis and disrupt mucosal integrity. In this report, we show that monochloramine also leads to disturbances in intracellular free...

Journal: :Journal of Investigative Dermatology 2022

Zinc is a trace element that requires for more than 2000 transcription factors. Thus, zinc could have functions in development, differentiation, and cell growth of many types including cancer cells. Prior studies reported induced apoptosis cells, such as glioma, bladder, prostate, breast, melanoma. Topical application high concentration containing Mohs paste effective to shrink skin cancers squ...

Journal: :International Journal of Contemporary Pediatrics 2023

Background: Beta thalassemia is one of the most common causes inherited disorder in world. In India, around 65000-70000 cases are present currently and every years 9000-10000 new added. Measurement serum ferritin level gives an idea about when to start iron chelation therapy, which will reduce concentration thereby prevents multiple organ damages. Methods: A prospective hospital based study was...

2013
Ali T Taher Vip Viprakasit Khaled M Musallam M Domenica Cappellini

Despite receiving no or only occasional blood transfusions, patients with non-transfusion-dependent thalassemia (NTDT) have increased intestinal iron absorption and can accumulate iron to levels comparable with transfusion-dependent patients. This iron accumulation occurs more slowly in NTDT patients compared to transfusion-dependent thalassemia patients, and complications do not arise until la...

2017
Simon C. Drew

The "therapeutic chelation" approach to treating Alzheimer's disease (AD) evolved from the metals hypothesis, with the premise that small molecules can be designed to prevent transition metal-induced amyloid deposition and oxidative stress within the AD brain. Over more than 20 years, countless in vitro studies have been devoted to characterizing metal binding, its effect on Aβ aggregation, ROS...

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