Table 6. Changes in Amino Acid Levels of HIV-infected (surviving) and HIV-negative patients.

	HIV-infected (n = 10)			HIV-negative (n = 44)
	Mean±SEM		p-value	Mean±SEM		p-value
	Admission	14-day		Admission	14-day
Glycine (µmol/L)	216±16.6	313±28.1	0.0020	238±13.7	305±13.4	<0.0001
Alanine	150±18.1	409±57.7	0.0020	218±18.6	418±27.5	<0.0001
Serine	98.8±4.5	125±14.6	0.0371	113±6.4	157±6.9	<0.0001
Proline	155±14.5	296±42.6	0.0098	152±9.4	282±20.3	<0.0001
Valine	102±15.8	130±21.3	0.375	76.8±6.2	152±10.2	<0.0001
Leucine/Isoleucine	80.1±15.0	112±15.2	0.106	71.0±5.2	132±7.3	<0.0001
Methionine	16.8±2.8	19.7±3.3	0.193	15.6±1.0	24.5±1.6	<0.0001
Histidine	64.5±12.7	53.9±5.7	0.432	52.8±3.4	50.7±2.7	0.954
Phenylalanine	78.4±18.2	59.8±5.3	0.432	43.3±2.8	53.0±2.5	0.0184
Tyrosine	29.8±7.2	45.8±10.6	0.0840	22.6±2.7	52.1±5.0	<0.0001
Aspartate	31.3±6.3	50.4±10.5	0.0039	35.4±2.7	51.0±5.0	<0.0001
Glutamate	109±12.7	135±17.3	0.275	91.3±4.7	152±8.2	<0.0001
Ornithine	29.3±3.1	40.2±6.8	0.0195	26.7±2.3	47.9±3.3	<0.0001
Citrulline	8.9±1.1	16.3±3.4	0.0098	8.3±0.7	19.0±1.6	<0.0001
Arginine	29.2±2.4	44.5±6.9	0.0137	27.8±2.2	49.7±3.3	<0.0001