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. 2004 Feb;134(2):716–725. doi: 10.1104/pp.103.031948

Table II.

Parameters of the Michaelis-Menten model for Cd and Zn absorption by mesophyll protoplasts (n = 4, sd in parentheses)

Plant Used for Protoplast Extraction
Cd
Zn
Vmax Km R2 Vmax Km R2
μm min-1 0.25 μL-1 protoplasts μm μm min-1 0.25 μL-1 protoplasts μm
T. caerulescens “Ganges” 0.50 (0.08) 9.68 (5.78) 0.976a 0.27 (0.03) 4.01 (1.90) 0.996a
T. caerulescens “Prayon” 1.15 (0.14) 4.83 (2.11) 0.977a 0.53 (0.08) 12.30 (5.80) 0.961a
A. halleri 0.78 (0.10) 4.81 (2.13) 0.983a 0.05 (0.01) 3.35 (4.42) 0.983a
a

2α < 0.001.