Figures & data
FIG. 1 The structure of balcalein (aglucone of balcalin). Adapted from Lai et al. (Citation2003).
![FIG. 1 The structure of balcalein (aglucone of balcalin). Adapted from Lai et al. (Citation2003).](/cms/asset/d905ce41-1ac6-4c29-b703-a7f9a57ce3b6/iimt_a_172558_uf0001_b.gif)
TABLE 1 The percentage of baicalein in isolated fractions of O. indicum
TABLE 2 Effect of the n- butanol fraction (100 mg/kg/day per os) of root bark of O. indicum on antibody (Ab) formation against SRBC in sensitized rats (humoral immune response)
TABLE 3 Effect of n- butanol fraction (100 mg/kg/day per os) of root bark of O. indicum on SRBC-induced hind paw edema in pre-sensitized rats
TABLE 4 Effect of the n- butanol fraction (100 mg/kg/day per os) of root bark of O. indicum on MDA content, anti-oxidant enzyme activities, and reduced glutathione levels
FIG. 2A Representative photomicrograph of splenic tissues recovered from rats on Day 22 of the respective indicated treatment regimens (WP = White pulp and RP = Red pulp)—Control rats. Left image at 10×, Right image at 40×.
![FIG. 2A Representative photomicrograph of splenic tissues recovered from rats on Day 22 of the respective indicated treatment regimens (WP = White pulp and RP = Red pulp)—Control rats. Left image at 10×, Right image at 40×.](/cms/asset/01b66da0-a8aa-467c-b7fb-53501e9b6937/iimt_a_172558_uf0002_b.gif)
FIG. 2B Representative photomicrograph of splenic tissues recovered from rats on Day 22 of the respective indicated treatment regimens (WP = White pulp and RP = Red pulp)—n-Butanol extract-treated rats. Left image at 10×, Right image at 40×.
![FIG. 2B Representative photomicrograph of splenic tissues recovered from rats on Day 22 of the respective indicated treatment regimens (WP = White pulp and RP = Red pulp)—n-Butanol extract-treated rats. Left image at 10×, Right image at 40×.](/cms/asset/26c3f4c4-4123-4dba-895c-3ee83751a9fa/iimt_a_172558_uf0003_b.gif)
FIG. 2C Representative photomicrograph of splenic tissues recovered from rats on Day 22 of the respective indicated treatment regimens (WP = White pulp and RP = Red pulp)—Dexamethasone-treated rats. Left image at 10×, Right image at 40×.
![FIG. 2C Representative photomicrograph of splenic tissues recovered from rats on Day 22 of the respective indicated treatment regimens (WP = White pulp and RP = Red pulp)—Dexamethasone-treated rats. Left image at 10×, Right image at 40×.](/cms/asset/97ee264c-8ffc-4ddd-b8a7-fe7c9c326e9d/iimt_a_172558_uf0004_b.gif)
FIG. 3A Representative photomicrograph of thymus recovered from rats on Day 22 of the respective indicated treatment regimens (L = Lymphocytes, S = Sinusoid, HB = Hassel's Body. Left image at 10×, Right image at 40×.
![FIG. 3A Representative photomicrograph of thymus recovered from rats on Day 22 of the respective indicated treatment regimens (L = Lymphocytes, S = Sinusoid, HB = Hassel's Body. Left image at 10×, Right image at 40×.](/cms/asset/02d19268-5f75-4e2d-8a91-29f2e3e8f20f/iimt_a_172558_uf0005_b.gif)
FIG. 3B Representative photomicrograph of thymus recovered from rats on Day 22 of the respective indicated treatment regimens (L = Lymphocytes, S = Sinusoid, HB = Hassel's Body. (B) n-Butanol extract-treated rats; Left image at 10×, Right image at 40×.
![FIG. 3B Representative photomicrograph of thymus recovered from rats on Day 22 of the respective indicated treatment regimens (L = Lymphocytes, S = Sinusoid, HB = Hassel's Body. (B) n-Butanol extract-treated rats; Left image at 10×, Right image at 40×.](/cms/asset/aaef8604-e674-4e67-aacd-582a02e43f69/iimt_a_172558_uf0006_b.gif)
FIG. 3C Representative photomicrograph of thymus recovered from rats on Day 22 of the respective indicated treatment regimens (L = Lymphocytes, S = Sinusoid, HB = Hassel's Body. (C) Dexamethasone-treated rats. Left image at 10×, Right image at 40×.
![FIG. 3C Representative photomicrograph of thymus recovered from rats on Day 22 of the respective indicated treatment regimens (L = Lymphocytes, S = Sinusoid, HB = Hassel's Body. (C) Dexamethasone-treated rats. Left image at 10×, Right image at 40×.](/cms/asset/d7225981-8b1a-46f7-8967-67773f6d8fb3/iimt_a_172558_uf0007_b.gif)
FIG. 4A Representative photomicrograph of axillary lymph node tissues recovered from rats on Day 22 of the respective indicated treatment regimens (C = Cortex, CP = Capsule, M = Medulla, and LF = Lymphoid follicles)—Control rats. Left image at 10×, Right image at 40×.
![FIG. 4A Representative photomicrograph of axillary lymph node tissues recovered from rats on Day 22 of the respective indicated treatment regimens (C = Cortex, CP = Capsule, M = Medulla, and LF = Lymphoid follicles)—Control rats. Left image at 10×, Right image at 40×.](/cms/asset/8b724c07-69c9-4aca-9ad6-2ccc2a85664d/iimt_a_172558_uf0008_b.gif)
FIG. 4B Representative photomicrograph of axillary lymph node tissues recovered from rats on Day 22 of the respective indicated treatment regimens (C = Cortex, CP = Capsule, M = Medulla, and LF = Lymphoid follicles)—n-Butanol extract-treated rats. Left image at 10×, Right image at 40×.
![FIG. 4B Representative photomicrograph of axillary lymph node tissues recovered from rats on Day 22 of the respective indicated treatment regimens (C = Cortex, CP = Capsule, M = Medulla, and LF = Lymphoid follicles)—n-Butanol extract-treated rats. Left image at 10×, Right image at 40×.](/cms/asset/7d79470a-acd6-4445-9fb4-0cf4725e9d8c/iimt_a_172558_uf0009_b.gif)
FIG. 4C Representative photomicrograph of axillary lymph node tissues recovered from rats on Day 22 of the respective indicated treatment regimens (C = Cortex, CP = Capsule, M = Medulla, and LF = Lymphoid follicles)—Dexamethasone-treated rats. Left image at 10×, Right image at 40×.
![FIG. 4C Representative photomicrograph of axillary lymph node tissues recovered from rats on Day 22 of the respective indicated treatment regimens (C = Cortex, CP = Capsule, M = Medulla, and LF = Lymphoid follicles)—Dexamethasone-treated rats. Left image at 10×, Right image at 40×.](/cms/asset/a4fd84a6-58b8-446b-a226-79e79bff45a0/iimt_a_172558_uf0010_b.gif)
TABLE 5 Effect of the n-butanol fraction (100 mg/kg/day per os) of root bark of O. indicum on alum adjuvant-induced hind paw edema in pre-sensitized rats