Not exact matches
RIPK1, the researchers found, inflicts damage
by directly attacking the body's myelin production plants —
nerve cells known as oligodendrocytes, which
secrete the soft substance, rich in fat and protein that wraps around axons to support their function and shield them from damage.
Cancer treatments often target tumors
by cutting off blood vessels and other nutrient supply routes, so Monje and others are interested to learn whether it may be possible to target
nerves via analogous therapies or
by simply blocking
secreted neural growth factors.
We are studying the TGF - beta (DBL - 1) pathway, a molecule which is
secreted by the worm's ventral
nerve cord and appears to act rather like growth hormone.
They also compared the CSF lipoproteins with those
secreted by astrocytes, helper cells in the brain that nourish and support the firing
nerve cells.
The differences between the lipoproteins
secreted by astrocytes and those found in the CSF suggest that the astrocytes produce particles that help the brain rid itself of excess cholesterol in addition to helping deliver membrane components to the
nerve cells.
They are a communication system for the body, similar to the
nerve impulse messages that move our muscles, but rather than through
nerves, the message is sent
by the endocrine glands
secreting hormones, sending them from one set of cells to another.