TABLE 1.

Shear modulus of central nervous system tissue dissected from normal adult rat brain, PA gels, and fibrin gels (mean ± SD), measured by strain oscillation

Tissue or gel	Mean shear modulus (Pa)
Adult rat brain (2% oscillatory strain), G′(ω)	330 ± 100
Adult rat brain (10 s of constant 10% strain), G(t)	125 ± 40
0.01% bis-acrylamide 7.5% acrylamide (soft) gel, G′(ω)	200 ± 50
0.3% bis-acrylamide 7.5% acrylamide (hard) gel, G′(ω)	9000 ± 200
3 mg/mL salmon fibrin gel, G′(ω)	250
18 mg/mL salmon fibrin gel, G′(ω)	2150