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. 2021 Jan 29;153(3):e202012604. doi: 10.1085/jgp.202012604

Table 3. Hill coefficient and pCa50 in intact and demembranated rat trabeculae.

Source Temp. (°C) SL (μm) Free Mg2+ (mM) nH pCa50
Intact
Gao et al., 1994 (Fig. 8) 22.0 2.2 4.87 6.21
Janssen et al., 2002 22.5 2.2 4.8 6.16
Yue et al., 1986 (Fig. 2) 5.59 6.34
MUSICO 22.5 2.2 5.1 6.2
Demembranated
Gao et al., 1994 (Fig. 5) 20.0–22.0 2.2–2.3 1.2 2.44 5.5
Gao et al., 1994 (Fig. 5) 20.0–22.0 2.2–2.3 1.2 2.84 5.61
Gao et al., 1994 (Fig. 8) 20.0–22.0 2.2–2.3 0.5 3.75 6.03
Dobesh et al., 2002 15 2.25 1.0 6.9 5.48
Kreutziger et al., 2011 15 2.29 5.74 5.37

The observed values are complemented with MUSICO predictions, shown in Fig. 7, for intact muscles. Displayed in parantheses are the figure numbers in the cited references from which data were taken.