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wholeBrain/wholeBrain_results-ongoing_activity.txt

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2013-09-04 10:46:06 -04:00
## Ongoing activity in the neonatal mouse cerebral cortex is characterized by discrete domains ##
* Cortical column (mini/meso/super columns) history (20th century anatomists).
* Column physiology-- Hubel and Wiesel. Rodent V1?
* Developmental studies-- fetal monkey ODCs.
* Rodent barrels (early anatomical emergence from TC input, functional/physiological emergence?). * What is known about columns/domains in secondary/association/non-primary sensory representations? Rest of rodent S1 (non-barrel cortex?).
* Calcium domains of Yuste, Science 1992 paper.
* Other slice calcium recordings, patch/gap junctions. In vivo physiology? (Not too many multisite electrode recordings in cortex, spatial resolution issue).
* Calcium imaging-- Konnerth 'waves' in Ent cortex. For visual cortex, domains activity in extrastriate cortex (Ackman Nature 2012). But S1-- Golshani work in later postnatal-- but activity not obeying domains in barrel cortex-- problem with spatial sampling in the xy and the z for this study?
Domains:
![](../figures/Screen_Shot_2013-03-29_at_12.06.25_PM_crop.png)
Domain overlay:
![](../figures/Screen_Shot_2013-05-14_at_4.11.51_PM_crop.png)
Domain stats:
key | value | unit
--- | --- | ---
xmean | 388.6234 | µm
ymean | 394.9717 | µm
zmean | 0.63622 | s
xmax | 3178 | µm
ymax | 2383.5 | µm
zmax | 14.6 | s
xmin | 11.35 | µm
ymin | 22.7 | µm
zmin | 0.2 | s
2.8683 domains/sec
![](file:///Volumes/Vega/Users/ackman/Data/2photon/120518i/120518_07_connComponents_BkgndSubtr60px-20130327-163111domains20130402-151440.png)
Temporal correlation of activity between the hemispheres:
![](../figures/Screen_Shot_2013-04-30_at_3.02.20_PM.png)
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