Table 2. Sodium/Lithium Countertransport... | American Society of Hematology

Table 2.

Sodium/Lithium Countertransport Activity in Red Blood Cells

Subjects	Zero time^*	Na⁺-free^†	Na⁺-rich^†	SLC^†	mM[Li⁺]_i
Control^‡	0.025	0.380	0.584	0.204	8
(n = 10)	(0.014-0.048)	(0.240-0.536)	(0.440-0.741)	(0.120-0.257)	(7.5-9.5)
II.1 (band 3 ↓)	0.093	2.202	2.851	0.649	11.3
II.2 (band 3 ↓)	0.095	2.052	3.307	1.255	12.3
3 (band 3 ↓)	0.084	1.327	2.043	0.716	11.6
4 (band 3 ↓)	0.027	0.677	0.892	0.215	9.05
5 (ankyrin ↓)	0.028	0.547	0.687	0.140	8.8

Subjects	Zero time^*	Na⁺-free^†	Na⁺-rich^†	SLC^†	mM[Li⁺]_i
Control^‡	0.025	0.380	0.584	0.204	8
(n = 10)	(0.014-0.048)	(0.240-0.536)	(0.440-0.741)	(0.120-0.257)	(7.5-9.5)
II.1 (band 3 ↓)	0.093	2.202	2.851	0.649	11.3
II.2 (band 3 ↓)	0.095	2.052	3.307	1.255	12.3
3 (band 3 ↓)	0.084	1.327	2.043	0.716	11.6
4 (band 3 ↓)	0.027	0.677	0.892	0.215	9.05
5 (ankyrin ↓)	0.028	0.547	0.687	0.140	8.8

Lithium efflux to sodium-free medium at zero time at 0°C, in mmol 1,000 mL cells⁻¹.

Efflux in mmol Li⁺ h⁻¹ 1,000 mL cells⁻¹ SLC normal values: <0.41 mmol Li⁺ h⁻¹ 1,000 mL cells⁻¹.

Mean values of 10 normal subjects, SD of the method: ±9.2%.