Distinguishing ferritin from apoferritin using magnetic force microscopy
Distinguishing ferritin from apoferritin using magnetic force microscopy
复制标题
使用磁力显微镜区分铁蛋白和脱铁铁蛋白
DOI:
10.1088/0957-4484/25/46/461001
复制
发表时间:
2014
期刊:
影响因子:
3.5
通讯作者:
Agarwal, Gunjan
中科院分区:
文献类型:
--
作者:
Nocera, Tanya M;Zeng, Yuzhi;Agarwal, Gunjan
Estimating the amount of iron-replete ferritin versus iron-deficient apoferritin proteins is important in biomedical and nanotechnology applications. This work introduces a simple and novel approach to quantify ferritin by using magnetic force microscopy (MFM). We demonstrate how high magnetic moment probes enhance the magnitude of MFM signal, thus enabling accurate quantitative estimation of ferritin content in ferritin/apoferritin mixtures in vitro. We envisage MFM could be adapted to accurately determine ferritin content in protein mixtures or in small aliquots of clinical samples.
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DOI:
10.1016/s0925-4439(99)00104-0
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