Table 1.

Quantitation of chondroitin sulfate (CS) in the spine

Case	Gender	Genotype	CS/dry weight, μmol/g
6-month-old mice
1	M	+/+	2.27
2	M	+/+	2.35
3	F	+/+	2.29
Average			2.3 ± 0.04
4	M	+/−	2.04
5	M	+/−	1.88
6	F	+/−	2.10
Average			2.0 ± 0.11
14-day-old mice
7*	NA	+/+	14.92
8*	NA	+/−	13.21

NA, not applicable. 

^*Cases 7 and 8: Samples from each mouse were combined and measured. Case 7, n = 4; Case 8, n = 3.