Pancreatic islet cell granules are secreted into the blood circulation. One study offers the possibility that pancreatic endocrine granules have access to loose perivascular space and from there, through some gaps in the vascular wall, they pour into the blood stream. TEM x6, 600. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Science Source / Nature's Faces |
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