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. Author manuscript; available in PMC: 2008 Dec 1.
Published in final edited form as: Peptides. 2007 Oct 18;28(12):2382–2386. doi: 10.1016/j.peptides.2007.10.007

Fig. 2.

Fig. 2

The blood-to-brain influx rate of 125I-FGF21 after iv bolus injection was about 4-times higher than that of the vascular control, 131I-albumin. Excess unlabeled FGF21 did not affect the influx of either 125I-FGF21 or 131I-albumin.

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