Research Article

Effects of Pretreatment with a Combination of Melatonin and Electroacupuncture in a Rat Model of Transient Focal Cerebral Ischemia

Table 1

Neurological deficit scoring system (NDSS) test.

Points

Motor testsSpontaneous activity
Approaches at least three sides of cage0
Approaches at least one rim but not all sides of cage1
Slight movement2
No movement3
Floor walking
Straight path0
Curvilinear path1
Walks only in circles2
No walking3

Sensorimotor testsRaising rat by the tail
Flexion of forelimb1
Flexion of hindlimb1
Thorax twisting 1
Left limbs placing task
Forelimb
 Normal performance0
 Delayed (less than 2 seconds)1
 Delayed (at least 5 seconds) and/or incomplete performance2
 No performance3
Hindlimb
 Normal performance0
 Delayed (less than 2 seconds)1
 Delayed (at least 5 seconds) and/or incomplete performance2
 No performance3

Beam balance testsWalks on the beam0
Grasps side of beam1
Hugs the beam and one limb falls down from the beam2
Hugs the beam and two limbs fall down from the beam or spins on beam (>60 s)3
Attempts to balance on the beam but falls off (>40 s)4
Attempts to balance on the beam but falls off (>20 s)5
Falls off: with no attempt to balance or hang on the beam (<20 s)6

Maximal number of point is 21. Points were awarded for inability of performing the tasks. The higher the score, the more severe is the injury.