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Identifcation and measurement of methylamines in elasmobranch tissues using proton nuclear magnetic resonance (1H-NMR) spectroscopy. Journal of Comparative Physiology B: Biochemical, Systemic, and Environmental Physiology, 168, 123–131
DOI: 10.1007/s003600050128
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Betaine is the principal counteracting osmolyte in tissues of the elephant fish, Callorhynchus millii (Elasmobranchii, Holocephali). Comparative Biochemistry and Physiology – Part B, Biochemistry and Molecular Biology, 119(3), 521–526
DOI: 10.1016/S0305-0491(98)00013-3