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Sphingomyelin (SPH, ˌsfɪŋɡoˈmaɪəlɪn) is a type of
sphingolipid found in
animal cell membranes,
especially in the
membranous myelin sheath that surrounds...
- The lecithin–
sphingomyelin ratio (L/S
ratio or L-S ratio) is a test of
fetal amniotic fluid to ****ess for
fetal lung immaturity.
Lungs require surfactant...
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Sphingomyelin phosphodiesterase (EC 3.1.4.12, also
known as
neutral sphingomyelinase, sphingomyelinase, or SMase;
systematic name
sphingomyelin cholinephosphohydrolase)...
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varying severity.
These are
inherited metabolic disorders in
which sphingomyelin ac****ulates in
lysosomes in
cells of many organs. NP
types A, A/B, and...
- In enzymology, a
sphingomyelin synthase (EC 2.7.8.27) is an
enzyme that
catalyzes the
chemical reaction a
ceramide + a
phosphatidylcholine ⇌ {\displaystyle...
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Sphingomyelin phosphodiesterase D (EC 3.1.4.41,
sphingomyelinase D) is an
enzyme of the
sphingomyelin phosphodiesterase family with
systematic name sphingomyelin...
- L/S
ratio test (lecithin/
sphingomyelin). This test is used to
determine fetal lung maturity. Both
lecithin and
sphingomyelin are lung
surfactants that...
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membrane of
eukaryotic cells,
since they are
component lipids that make up
sphingomyelin, one of the
major lipids in the
lipid bilayer.
Contrary to previous...
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hydrocarbon chain. In
sphingomyelin and glycolipids, the
amino group of
sphingosine is
linked to FAs by an
amide bond. In
sphingomyelin the
primary hydroxyl...
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Sphingomyelin deacylase (EC 3.5.1.109, SM deacylase, GcSM deacylase,
glucosylceramide sphingomyelin deacylase,
sphingomyelin glucosylceramide deacylase...
