Oxalate dependence of calcium uptake kinetics of rabbit skeletal muscle microsomes (fragmented sarcoplasmic reticulum)
Li, H.C.; Katz, A.M.; Repke, D.I.; Failor, A.
Biochimica et Biophysica Acta 367(3): 385-389
1974
ISSN/ISBN: 0006-3002 PMID: 4429684 DOI: 10.1016/0005-2736(74)90096-0
Accession: 027100985
The initial rate of oxalate-facilitated Ca2+ uptake by skeletal microsomes depends on both Ca2+ and oxalate concentrations in the medium. The apparent Km for Ca2+ increases with increasing oxalate concentration, indicating that Ca2+ uptake can involve a carrier-mediated transport system.