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. Author manuscript; available in PMC: 2011 Jan 20.
Published in final edited form as: J Comp Neurol. 2010 Feb 1;518(3):389–404. doi: 10.1002/cne.22229

Table 3.

The average percentage overlap of chemical markers across all cortical layers (1–6) in mouse frontal cortex (FC), primary somatosensory cortex (S1) and visual cortex (V1)

I. FC
SOM CR VIP NPY PV
All Layers SOM 26.8(294/1098) 0(0/960) 9.3(49/526) 0.1(1/781)
CR 41.2(294/713) 29.9(155/519) 8.5(56/662) 0(0/432)
VIP 0(0/391) 30.3(155/512) 10.4(41/394) 0(0/370)
NPY 25.4(49/193) 12.4(56/452) 8.4(41/489) 0.5(2/389)
PV 0.1(1/1048) 0(0/1337) 0(0/1463) 0.2(2/1266)
Layer 1 SOM 57.1(4/7) 0(0/10) 16.7(1/6) 0(0/5)
CR 17.4(4/23) 5.6(1/18) 14.3(2/14) 0(0/24)
VIP 0(0/37) 2.3(1/44) 2.5(1/40) 0(0/19)
NPY 5.9(1/17) 5.7(2/35) 3.1(1/32) 0(0/31)
PV 0(0/3) 0(0/4) 0(0/1) 0(0/0)
Layer 2/3 SOM 81.4(149/183) 0(0/124) 11.5(9/78) 0(0/138)
CR 41.2(149/362) 28.6(71/248) 5.1(16/314) 0(0/234)
VIP 0(0/207) 26.3(71/270) 12.9(26/201) 0(0/208)
NPY 12.9(9/70) 10.2(16/157) 14.6(26/178) 0(0/159)
PV 0(0/250) 0(0/326) 0(0/280) 0(0/280)
Layer 4 SOM 44(73/166) 0(0/158) 2.8(3/107) 0(0/132)
CR 41(73/178) 27.2(37/136) 4.4(7/159) 0(0/98)
VIP 0(0/41) 53.6(37/69) 17.5(10/57) 0(0/45)
NPY 9.7(3/31) 9.5(7/74) 14.5(10/69) 1.7(1/60)
PV 0(0/285) 0(0/334) 0(0/364) 0.3(1/329)
Layer 5 SOM 11.5(51/443) 0(0/148) 6.5(13/200) 0.4(1/259)
CR 51.5(51/99) 39.5(30/76) 14.5(16/110) 0(0/57)
VIP 0(0/62) 42.9(30/70) 3.8(2/52) 0(0/49)
NPY 33.3(13/39) 18.4(16/87) 1.8(2/109) 1.5(1/66)
PV 0.3(1/344) 0(0/448) 0(0/563) 0.2(1/439)
Layer 6 SOM 5.7(17/299) 0(0/265) 17(23/135) 0(0/247)
CR 33.3(17/51) 39(16/41) 23.1(15/65) 0(0/19)
VIP 0(0/44) 27.1(16/59) 4.5(2/44) 0(0/49)
NPY 63.9(23/36) 15.2(15/99) 2(2/101) 0(0/73)
PV 0(0/166) 0(0/225) 0(0/255) 0(0/218)
II. S1
SOM CR VIP NPY PV
All Layers SOM 15.1(240/1587) 0(0/1482) 6.5(50/770) 0(0/1220)
CR 33(240/728) 32.4(149/460) 12.3(72/585) 0(0/290)
VIP 0(0/510) 26.5(149/562) 11.8(52/441) 0(0/332)
NPY 19.1(50/262) 11.8(72/609) 7.7(52/672) 0.5(3/657)
PV 0(0/1975) 0(0/1883) 0(0/1264) 0.1(3/2512)
Layer 1 SOM 90.9(10/11) 0(0/11) 0(0/3) 0(0/3)
CR 40(10/25) 0(0/18) 0(0/13) 0(0/7)
VIP 0(0/16) 0(0/17) 21.4(3/14) 0(0/7)
NPY 0(0/4) 0(0/26) 13.6(3/22) 0(0/26)
PV 0(0/3) 0(0/2) 0(0/0) 0(0/1)
Layer 2/3 SOM 57.8(129/223) 0(0/199) 9.6(11/115) 0(0/186)
CR 37.1(129/348) 28(66/236) 9.5(27/285) 0(0/131)
VIP 0(0/284) 21.5(66/307) 12.2(30/245) 0(0/152)
NPY 10.6(11/104) 9.9(27/272) 10.5(30/285) 1(3/290)
PV 0(0/302) 0(0/255) 0(0/164) 0.8(3/385)
Layer 4 SOM 7.1(20/283) 0(0/206) 0.7(1/142) 0(0/216)
CR 13.7(20/146) 35.1(27/77) 7.8(9/115) 0(0/72)
VIP 0(0/79) 35.5(27/76) 15.6(12/77) 0(0/70)
NPY 2.2(1/46) 10(9/90) 13.5(12/89) 0(0/70)
PV 0(0/587) 0(0/612) 0(0/338) 0(0/797)
Layer 5 SOM 8(47/588) 0(0/545) 2.1(6/283) 0(0/430)
CR 37.9(47/124) 38.8(31/80) 12.6(12/95) 0(0/59)
VIP 0(0/58) 41.3(31/75) 9.1(5/55) 0(0/51)
NPY 12.8(6/47) 14.5(12/83) 4.9(5/102) 0(0/102)
PV 0(0/634) 0(0/586) 0(0/412) 0(0/821)
Layer 6 SOM 7.1(34/482) 0(0/521) 14.1(32/227) 0(0/385)
CR 40(34/85) 51(25/49) 31.2(24/77) 0(0/21)
VIP 0(0/73) 28.7(25/87) 4(2/50) 0(0/52)
NPY 52.5(32/61) 17.4(24/138) 1.1(2/174) 0(0/169)
PV 0(0/449) 0(0/428) 0(0/350) 0(0/508)
III. S1
SOM CR VIP NPY PV
All Layers SOM 27.1(221/814) 0(0/785) 5.8(33/569) 0(0/666)
CR 34.3(221/645) 39.7(229/577) 9.5(66/697) 0(0/388)
VIP 0(0/416) 47.4(229/483) 6.2(27/433) 0(0/307)
NPY 21.6(33/153) 21.9(66/302) 8.4(27/323) 0(0/218)
PV 0(0/979) 0(0/973) 0(0/1072) 0(0/925)
Layer 1 SOM 75(3/4) 0(0/8) 0(0/6) 0(0/7)
CR 18.8(3/16) 18.5(5/27) 9.5(2/21) 0(0/10)
VIP 0(0/22) 14.3(5/35) 0(0/24) 0(0/16)
NPY 0(0/6) 25(2/8) 0(0/11) 0(0/10)
PV 0(0/0) 0(0/0) 0(0/2) 0(0/3)
Layer 2/3 SOM 63.2(67/106) 0(0/104) 4(2/50) 0(0/85)
CR 26.2(67/256) 45.1(114/253) 9.4(30/318) 0(0/163)
VIP 0(0/232) 43.7(114/261) 8.7(21/241) 0(0/173)
NPY 2.9(2/70) 20.7(30/145) 13.2(21/159) 0(0/108)
PV 0(0/106) 0(0/119) 0(0/133) 0(0/119)
Layer 4 SOM 39.5(100/253) 0(0/252) 2.1(4/192) 0(0/240)
CR 39.2(100/255) 27.6(58/210) 6.6(16/244) 0(0/154)
VIP 0(0/78) 59.8(58/97) 4.7(4/86) 0(0/54)
NPY 14.3(4/28) 30.2(16/53) 7.4(4/54) 0(0/37)
PV 0(0/368) 0(0/349) 0(0/333) 0(0/358)
Layer 5 SOM 13.6(44/324) 0(0/275) 5.2(11/213) 0(0/214)
CR 54.3(44/81) 50(26/52) 9.7(7/72) 0(0/41)
VIP 0(0/51) 56.5(26/46) 2.8(1/36) 0(0/39)
NPY 52.4(11/21) 17.5(7/40) 1.9(1/54) 0(0/30)
PV 0(0/277) 0(0/340) 0(0/375) 0(0/286)
Layer 6 SOM 5.5(7/127) 0(0/146) 14.8(16/108) 0(0/120)
CR 18.9(7/37) 74.3(26/35) 26.2(11/42) 0(0/20)
VIP 0(0/33) 59.1(26/44) 2.2(1/46) 0(0/25)
NPY 57.1(16/28) 19.6(11/56) 2.2(1/45) 0(0/33)
PV 0(0/228) 0(0/165) 0(0/229) 0(0/159)

Note that the overlap percentage indicates % of the marker populations in rows positive for the markers in columns. The numbers inside the parenthesis () indicate the numbers of cells measured to calculate the percentage.