Table 4.

Excretion of organic acids in urine showing organaciduria which is severe in the foal, less pronounced in the mare, values in mg/g creatinine.

Acid	Foal	Mare	Control
lactic	3,800	17.5	4.9
glycolic	41	11.6	5.6
3-hydroxypropionic	1.8	0	0.6
3-hydroxybutyric	128	18	1.6
3-hydroxyisovaleric	66	1.2	0.3
2-methyl-3-hydroxybutyric	9.5	14.5	10.8
3-hydroxy-isovaleric	6.4	8.4	7.5
metylmalonic	0.4	0.9	1.6
2-ethyl-3-hydroxypropionic	33	41	1.4
4-Hydroxybutyric	7.8	2	0.5
ethylmalonic	47	36	1
methylsuccinic	33	30	7.6
glyceric	53	2.8	2.2
fumaric	2.5	0.5	0.6
mevalonic	0	0	1
glutaric	13.5	2	0.3
3-methylglutaric	0	0	0.2
3-methylglutaconic	1.6	3	0
adipic	106	9.7	0.4
pyroglutamic	131	8.6	17
2-hydroxy glutaric	114	31	3.4
3-hydroxy glutaric	6.2	3.4	1.6
3-hydroxy-3-methylglutaric	3.1	0	4.8
2-ketoglutaric	4.6	3.2	0
N-acetylaspartic	2.1	4.4	0.2
suberic	76	4.7	1
sebacic	0	1.3	0.4