Table 2

Lipid Distribution of Sciatic Nerve in Hexb Micea

Lipids
Hexb+/-
Hexb-/-

Total Gangliosides
44.2 ± 1.2
39.7 ± 3.8

(nb = 5)
(n = 5)



Individual Gangliosidesc (n = 2)
     GM3
2.0, 2.5
2.8, 1.9
     GM2
n.d.d
1.1, 1.0
     LM1
1.5, 3.5
1.4, 0.8
     GM1
0.7, 1.4
1.8, 1.0
     GD3
0.6,0.6
0.6, 0.8
     GD1a
23.1, 23.9
23.8, 19.0
     GT1a
0.3, 0.3
1.0, 0.4
     GD1b
1.4, 1.8
1.6, 1.5
     GT1b
8.7, 7.7
8.6, 7.0
     GQ1b
6.5, 5.1
5.1, 4.5



Neutral
     Triglycerides
38.2 ± 2.4
43.6 ± 5.0
     Cholesterol
9.9 ± 1.2
11.4 ± 1.5
     Cerebrosides
6.6 ± 0.5
6.7 ± 0.4
     Phosphatidylethanolamine
5.4 ± 0.4
6.0 ± 0.4
     Phosphatidylcholine
4.3 ± 0.3
3.8 ± 0.2
     Sphingomyelin
2.6 ± 0.3
2.4 ± 0.4

(n = 6)
(n = 6)



Acidic
     Sulfatides
1.4 ± 0.1
1.4 ± 0.1
     Phosphatidylserine
3.2 ± 0.3
3.1 ± 0.1
     Phosphatidylinositol
0.4 ± 0.0
0.4 ± 0.0

(n = 5)
(n = 6)

a Values are expressed as mean ± SEM in mg/100 mg dry weight (neutral, acidic) or μg sialic acid/100 mg dry weight (ganglioside).

b n, the number of independent samples analyzed. (6–8 sciatic nerves were pooled per independent sample)

c due to small amounts of gangliosides present in tissue, only two samples were obtained for analysis

d n.d., not detected

McNally et al. Journal of Negative Results in BioMedicine 2007 6:8   doi:10.1186/1477-5751-6-8

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