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Daily Archives: Oct 4, 2016

Oct. 4, 2016

There are often times when I don’t know which of the features to select to comment on in the Editor’s Desk. This week is one of those weeks. The topics are diverse, and it is hard to see every subject appealing to every reader. If you are a science person, …

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International Textbook of Diabetes Mellitus, 4th Ed., Excerpt #44: Neuropeptides and Islet Hormone Secretion Part 3 of 5

Islet sympathetic nerves: Islets are densely innervated by sympathetic nerves, as demonstrated by fluorescence microscopy, electron microscopy, and immunocytochemistry. The islet sympathetic nerves are postganglionic nerve fibers with most nerve cell bodies located in the celiac ganglion and some in the paravertebral sympathetic ganglia. Electrical activation of the sympathetic nerves inhibits insulin secretion and stimulates glucagon secretion.

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