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1.
Fig. 1.

Fig. 1. From: Biomagnification of cyanobacterial neurotoxins and neurodegenerative disease among the Chamorro people of Guam.

Biomagnification of cyanobacterial BMAA in Guam. The widths of the arrows are proportional to the concentration of free BMAA delivered to the next higher trophic level.

Paul Alan Cox, et al. Proc Natl Acad Sci U S A. 2003 Nov 11;100(23):13380-13383.
2.
Fig. 3.

Fig. 3. From: Biomagnification of cyanobacterial neurotoxins and neurodegenerative disease among the Chamorro people of Guam.

Representative chromatogram depicting BMAA in the frontal superior gyrus tissue of a Canadian Alzheimer's patient; peak is consistent with BMAA peaks from cyanobacteria, cycads, flying foxes, and Chamorro ALS-PDC patients.

Paul Alan Cox, et al. Proc Natl Acad Sci U S A. 2003 Nov 11;100(23):13380-13383.
3.
Fig. 2.

Fig. 2. From: Biomagnification of cyanobacterial neurotoxins and neurodegenerative disease among the Chamorro people of Guam.

C. micronesica Hill. (a) Habit in South Guam as a 4-m-tall unbranched tree. (b) Positively geotropic coralloid roots with tips cut to show zone of cyanobacterial invasion. (c) Cross section of coralloid root showing green ring of cyanobacterial growth. (d) P. mariannus feeding on fleshy sarcotesta of seed (photo courtesy of Merlin Tuttle, Bat Conservation International). (e) Cyanobacteria of the genus Nostoc cultured from the coralloid roots.

Paul Alan Cox, et al. Proc Natl Acad Sci U S A. 2003 Nov 11;100(23):13380-13383.

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