. Author manuscript; available in PMC: 2011 May 19.

Published in final edited form as: J Comp Neurol. 2010 Mar 1;518(5):647–667. doi: 10.1002/cne.22235

TABLE 3.

Parameters of Stereological Electron Microscopic (EM) Synapse Counts in the Dentate Gyrus

Thick sections/rat	11.2 ± 2
EM sample sites/rat	6
Counting frame size (μm)	3.69 × 5.11
Dissector height (# ultrathin sections)
Granule cell layer	150
Inner third molecular layer	100
Outer two-thirds molecular layer	100
No. ultrathin sections/thick section	813 ± 26
GABA-positive synapses counted/rat	1167 ± 103
GABA-negative synapses counted/rat	3073 ± 184
GABA-negative synapse sizes measured/rat	226 ± 12

Values indicate mean ± SEM unless specified otherwise. Data were collected from 14 rats: six controls, three at 5 days after status epilepticus, and five epileptic animals.