. | AP lesion . | N . | Lesion control . | N . | Sham control . | N . |
---|---|---|---|---|---|---|
(A) Heat coagulative lesion | ||||||
Before | 197.6+39.7a | 10 | 302.3+37.6 | 8 | 387.4+50.3 | 10 |
After | 166.4+31.5 | 10 | 95.9+36.4* | 8 | 98.8+28.7* | 10 |
(B) Chemical lesion | ||||||
Before | 505.1+50.9 | 7 | 464.3+55.6 | 7 | 388.1+56.2 | 7 |
After | 360.3+40.7* | 7 | 198.7+57.1* | 7 | 130.0+24.6* | 7 |
. | AP lesion . | N . | Lesion control . | N . | Sham control . | N . |
---|---|---|---|---|---|---|
(A) Heat coagulative lesion | ||||||
Before | 197.6+39.7a | 10 | 302.3+37.6 | 8 | 387.4+50.3 | 10 |
After | 166.4+31.5 | 10 | 95.9+36.4* | 8 | 98.8+28.7* | 10 |
(B) Chemical lesion | ||||||
Before | 505.1+50.9 | 7 | 464.3+55.6 | 7 | 388.1+56.2 | 7 |
After | 360.3+40.7* | 7 | 198.7+57.1* | 7 | 130.0+24.6* | 7 |
Values are expressed as water intake measured during a 20-min period before and after injection (see text for details)
Changes in drinking rate are compared by paired-sample Student's t-test in the same group (*P<0.05)
Heat-coagulative lesions to the AP significantly decrease basal drinking compared the lesion controls and sham controls