Hormone studies in Myxine glutinosa: failure of calcitonin to influence urine flow or plasma and urine electrolyte balance.

Abstract:

:Hagfish, Myxine glutinosa, were used in a series of experiments to determine a possible role for calcitonin in plasma and urine electrolyte balance. Individual animals were anaesthetised and implanted with polythene cannulae for monitoring blood pressure and for infusion/injection. Urine was collected by manual palpation of the body surface whilst blood samples were withdrawn from the lateral sinus. Following injection of either 1.25 or 3.75 micrograms kg body wt-1 calcitonin, there was no significant change in either the plasma or urine composition of sodium, potassium, calcium, or magnesium ion levels. These results indicate that calcitonin may not be involved in electrolyte homeostasis in Myxine.

journal_name

Gen Comp Endocrinol

authors

Wales NA

doi

10.1016/0016-6480(88)90297-3

subject

Has Abstract

pub_date

1988-07-01 00:00:00

pages

80-4

issue

1

eissn

0016-6480

issn

1095-6840

journal_volume

71

pub_type

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