Effects of Chinese herbs on salivary fluid secretion by isolated and perfused rat submandibular glands

Table 3 Fluid secretion induced by CCh with/without Qi-enhancing/Blood-activating CHs in SMG

Time (min)	HQ (n = 12)		TZS (n = 10)		GC (n = 10)		DS (n = 12)
	FS (μL/g per min)	% of FS at 5 min	FS (μL/g per min)	% of FS at 5 min	FS (μL/g per min)	% of FS at 5 min	FS (μL/g per min)	% of FS at 5 min
(1) 4.95-5	79.1 ± 3.5	99.6 ± 0.1	80.3 ± 7.0	101.1 ± 0.5	51.8 ± 4.3	101.7 ± 0.6	71.6 ± 8.0	101.9 ± 1.8
(2) 19.95-20	115.5 ± 3.6a	146.8 ± 4.4a	95.7 ± 8.8	122.7 ± 7.0a	101.5 ± 8.9a	204.4 ± 6.8a	126.5 ± 11.5a	194.8 ± 20.4a
(3) 24.95-25	107.6 ± 4.2a	137.2 ± 6.0a	103.6 ± 8.3a	135.3 ± 9.5a	69.2 ± 6.2a	144.0 ± 14.1a	50.3 ± 10.4	75.0 ± 11.7a
(4) 29.95-30	96.6 ± 3.5a	123.6 ± 6.0a	100.5 ± 7.9b	132.0 ± 11.0a	38.3 ± 4.7a	82.3 ± 15.3	31.3 ± 3.7a	50.7 ± 8.1a
(5) 34.95-35	86.9 ± 3.8	112.0 ± 6.1a	91.7 ± 7.1	121.6 ± 10.2b	24.0 ± 3.5a	50.0 ± 7.9a	35.1 ± 3.0a	56.9 ± 7.3a
(6) 9.95-10	2.2 ± 2.5	2.2 ± 2.6	-0.2 ± 0.3	-0.6 ± 0.2	-0.2 ± 0.2	-6.3 ± 3.5	0.7 ± 0.5	1.5 ± 1.0
(7) 14.95-15	5.9 ± 2.0	7.4 ± 2.3	-0.4 ± 0.3	-0.1 ± 0.5	25.4 ± 2.7c	50.5 ± 4.7c	7.4 ± 1.8c	12.0 ± 3.1c

The control and the values at a fixed time during addition of CH on CCh stimulation are shown

^bP < 0.1,

^aP < 0.05 vs FS at 4.95-5 min,

^cP < 0.05 vs FS at 9.95-10 min. HQ: Huangqi; TZS: Taizishen; GC: Gancao; DS: Danshen.