نتایج جستجو برای: iron content

تعداد نتایج: 548653  

Mahdi Eghbali Mohammad-Hassan Khadem Ansari Sayed Mortaza Alavi-Shoushtari, Siamak Asri-Rezaei,

In order to determine iron and lead content of seminal plasma in water buffalo and to study their associations with the semen characteristics, 54 semen samples were collected from 10 buffalo bulls. The semen characteristics were evaluated; its iron and lead content were estimated by atomic absorption spectrophotometer. The iron and lead content of the seminal plasma (Mean ± SEM) was recorde...

2008
K. Liu M. Phillips J. Lin L. Stone R. Bermel E. Beall M. J. Lowe

INTRODUCTION: It has been shown that iron content measuring [1,2] and susceptibility weighted imaging (SWI) [3,4] are sensitive to the characteristics of multiple sclerosis (MS) lesions, in particular iron content. Based on the observation that SWI can detect lesions not apparent on conventional MS lesion screening protocols, it has been suggested that there may be additional clinical utility i...

Journal: :NeuroImage 2013
Weili Zheng Helen Nichol Saifeng Liu Yu-Chung N. Cheng E. Mark Haacke

Measuring iron content in the brain has important implications for a number of neurodegenerative diseases. Quantitative susceptibility mapping (QSM), derived from magnetic resonance images, has been used to measure total iron content in vivo and in post mortem brain. In this paper, we show how magnetic susceptibility from QSM correlates with total iron content measured by X-ray fluorescence (XR...

2014
Ulrike Löbel Ferdinand Schweser Miriam Nickel Andreas Deistung Regine Grosse Christian Hagel Jens Fiehler Angela Schulz Monika Hartig Jürgen R Reichenbach Alfried Kohlschütter Jan Sedlacik

Therapeutic trials for Neurodegeneration with Brain Iron Accumulation have aimed at a reduction of cerebral iron content. A 13-year-old girl with mitochondrial membrane protein-associated neurodegeneration treated with an iron-chelating agent was monitored by R2 relaxometry, R2* relaxometry, and quantitative susceptibility mapping to estimate the brain iron content. The highly increased brain i...

Journal: :International angiology : a journal of the International Union of Angiology 2010
E M Haacke J Garbern Y Miao C Habib M Liu

AIM In this paper, we seek to determine whether the iron deposition as seen by susceptibility weighted imaging (SWI) in the basal ganglia and thalamus of patients with multiple sclerosis is greater than the iron content measured in normal subjects (individuals unaffected by multiple sclerosis). As increased iron content may result from increased venous pressure, such information would add crede...

Abbaspour, Nasser, Shahabi , Ziba ,

In this study, the effect of foliar spray of sodium nitroprusside (100 μM) as a nitric oxide donor on iron deficiency stress alleviation in cucumber plant was investigated. The results indicated that iron deficiency stress reduced growth parameters, total chlorophyll content, Fe content and antioxidant enzymes activity of catalase, ascorbate peroxidase as well as guaiacol peroxidase. Sodium nit...

2017
Guang-liang Xie Lin Zhu Yan-min Zhang Qian-nan Zhang Qing Yu

Previous studies have indicated that hepcidin, which can regulate iron efflux by binding to ferroportin-1 (FPN1) and inducing its internalization and degradation, acts as the critical factor in the regulation of iron metabolism. However, it is unknown whether hepcidin is involved in acute renal ischemia/reperfusion injury (IRI). In this study, an IRI rat model was established via right renal ex...

Journal: :The Journal of clinical investigation 1964
M E CONRAD L R WEINTRAUB W H CROSBY

The iron content of the body is small, amounting to about 60 parts per million (1). This quantity must remain within narrow limits to prevent the development of either siderosis or iron deficiency. It has been postulated that the metabolic balance of the body's iron is maintained solely by controlled absorption and that excretion plays a minor role (2). Hahn and his associates proposed that the...

2008
Charlotte Eklund-Jonsson Ann-Sofie Sandberg Lena Hulthén Marie Larsson Alminger

In this study, iron absorption from a tempe fermented whole-grain barley meal was measured, and results were compared to in vitro estimation of available iron from an equivalent meal. The tempe meal (TM) was prepared from barley fermented with Rhizopus oligosporus to reduce the phytate content <0.5 mol/g. Boiled barley with preserved phytate content was used as reference meal (BBM). Iron was ad...

2017
Julie Nyholm Kyvsgaard Anne Julie Overgaard Steffen Ullitz Thorsen Thomas Hesselhøj Hansen Christian Bressen Pipper Henrik Bindesbøl Mortensen Flemming Pociot Jannet Svensson

(1) Background: Iron requirement increases during pregnancy and iron supplementation is therefore recommended in many countries. However, excessive iron intake may lead to destruction of pancreatic β-cells. Therefore, we aim to test if higher neonatal iron content in blood is associated with the risk of developing type 1 diabetes mellitus (T1D) in childhood; (2) Methods: A case-control study wa...

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