BioMed Research International

Research Article

Longitudinal Comparison of Enzyme- and Laser-Treated Intervertebral Disc by MRI, X-Ray, and Histological Analyses Reveals Discrepancies in the Progression of Disc Degeneration: A Rabbit Study

Table 1

Group organization and treatments protocol.
  Group 1   Group 2    Group 3  
 Rabbit number 1Rabbit number 2Rabbit number 3Rabbit number 4Rabbit number 5Rabbit number 6Rabbit number 7Rabbit number 8Rabbit number 9Rabbit number 10Rabbit
number 11		Rabbit number 12Rabbit number 13
IVD L2-L3CTRLCTRLCTRLCTRLLaserLaserEECTRLLaserLaserEE
IVD L3-L4CTRLCTRLCTRLLaserLaserECTRLLaserLaserLaserECTRLLaser
IVD L4-L5CTRLCTRLCTRLEECTRLLaserLaserEECTRLLaserLaser
IVD L5-L6CTRLCTRLCTRLECTRLELaserEECTRLELaserE
MRI and X-rayD0Rabbit 2: days 0 and 7  D0 and D7    D0, D7, D30, D60, and D90  
Rabbit 3: days 0, 7, 30, 60, and 90
HistologySacrifice at day 0Rabbit 2: sacrifice at day 7  Sacrifice at day 7    Sacrifice at day 90  
Rabbit 3: sacrifice at day 90
CTRL: control; E: enzyme; IVD: intervertebral disc.