To investigate effects of Paeonia Radix Rubra aqua-acupuncture on Adjuvant Athritis in rats, the edema rate, the number of WBC, the quantity of total protein, albumin and globuline in the blood serum were measured and histological test of the muscular tissue were done in the arthritis part. 1. After arthritis of Sprague dawley(SD) rats was induced by injecting Freund's complete adjuvant for 2 weeks, normal saline was injected for the Control group and Paeonia Radix Rubra acua-acupuncture was injected for the Exp. group during 30 days. Selected point was $D{\acute{u}}bf(ST_{35})$ in both groups. And then the inframmator volume of plantar were checked. The volume of the plantar was $0.84{\pm}0.14mm$ in Control group and $0.57{\pm}0.09mm$ in Exp. group, the swelling of plantar was restricted significanily in Exp, group(P<0.05). 2. The number of WBC was $10.34{\pm}0.14(10^3/ml)$ in normal group and $37.47{\pm}5.46(10^3/ml)$ in Control group. It was $25.21{\pm}3.45(10^3/ml)$ in Exp. group. This fact showed that Exp group. with Paeonia Radix Rubra acua-acupuncture was more effective than Control group in the treatment of arthritis(P<0.05). 3. The content of total protein in the blood serum were $6.14{\pm}0.43g/d{\ell}$ in normal group, $7.95{\pm}0.94g/d{\ell}$ in Control group, and $6.82{\pm}1.23g/d{\ell}$ in Exp. group. There was no significance in total protein between Exp. group and Control group from the statistical analysis. 4. The contents of albumin in the blood serum were $2.94{\pm}0.13g/d{\ell}$ in normal group, $2.01{\pm}0.48g/d{\ell}$ in Control group and $2.75{\pm}0.14g/d{\ell}$ in Exp, group. This fact showed that Exp. group had significant increase in the serum albumin from the statistical analysis, in comparison with Control group(P<0.05). 5. The contents of globulin in the blood serum were $3.19{\pm}0.48g/d{\ell}$ in normal group, $4.70{\pm}1.26g/d{\ell}$ in Control group and $3.58{\pm}0.73g/d{\ell}$ in Exp. group. There was no significance in the serum globulin between Exp. group and Control group from the statistical analysis. 6. In histological examinadon, because inflammatory reaction was active, remarkably irregular tissue and large amount of inflammatory cells were found in Control. group. But Exp. group showed that tissues were in some degree recovered, the number of inflamed cells was decreased and inflammation was restrained. From these results, it is shown Paeonia Radix Rubra aqua-acupuncture restrained inflammatory reaction and muscular tissue necrosis in SD rat's plantar was restrained by Freund's complete adjuvant.
Objectives This study was to investigate the effects of Yuhyangjeongtong-san on the carrageenin-induced acute inflammation and adjuvant-induced arthritis in rats. Methods Acute inflammation was induced by injection of 2% carrageenin 0.15 ml into right hind foot of rats. Control group was carrageenin injected and taken distilled water, treated group was carrageenin injected and taken Yuhyangjeongtong-san by orally once. 2 hours after injection, plantar temperature and paw volume were measured. 3 hours after, counts of white blood cell (WBC) were performed. Arthritis was induced by injection of complete freund's adjuvant (CFA) into base of tail. Control group was CFA injected and taken distilled water, treated group was CFA injected and taken Yuhyangjeongtong-san by orally for 10 days. 0,5,10 day, body weight, thickness of ankle joint and paw edema were measured. 10 day, counts of WBC, $interleukin-1{\beta}$ ($IL-1{\beta}$) and tumor necrosis factor-${\alpha}$ (TNF-${\alpha}$) level were analysed. Histochemical study of NADPH-d and immunohistochemical study of c-fos were performed. Results In the carrageenin-induced acute inflammation, neutrophils of treated group were significantly decreased compared with control group. In the adjuvant-induced arthritis, paw edema, total counts of WBC and TNF-${\alpha}$ level in paw exudates were significantly decreased compared with control group, and the number of c-fos positive neurons of treated group was significantly decreased compared with control group. Conclusions On the basis of these results, we concluded that Yuhyangjeongtong-san have anti-arthritic and anti-inflammatory effects.
Objectives : To investigate effects of Achyranthis Radix aqua-acupuncture on adjuvant arthritis in rats. Methods : After eliciting arthritis in Sprague dawley(SD) rats by injection of Freund's complete adjuvant for 2 weeks, normal saline was injected for the Exp. I group and Achyranthis Radix aqua-acupuncture was injected for the Exp. II group during 30days. The selected point was Dokbi (ST35) in both groups. Then the edema rate, the number of WBC, the quantity of total protein, albumin and globuline in the blood serum, and histological test of the muscular tissue were measured in the arthritis stricken areas. Results : I) The volume of the paws were checked. The volume of the paws was $0.84{\pm}0.l4mm$ in the Exp. I group and $0.47{\pm}0.14mm$ in the Exp. IIgroup. The swelling of the paws was restricted significantly in the Exp. II group(P<0.05). 2) The number of WBC was $10.34{\pm}0.14(l03/ml)$ in the normal group and $37.47{\pm}5.46(103/ml)$ in the Exp. I group. It was $21.24{\pm}2.58(103/ml)$ in the Exp. II group. This fact showed that treatment with Achyranthis Radix aqua-acupuncture adminstered to the Exp. II group was more effective than the Exp. I group in the treatment of arthritis(P<0.05). 3) The content of the total protein in the blood serum was $6.14{\pm}43g/dl$ in the normal group, $7.95{\pm}0.94g/dl$ in the Exp. I group, and $6.41{\pm}0.68g/dl$ in the Exp. II group. There was no significance in total protein between the Exp. II group and the Exp. I group from the statistical analysis. 4) The content of albumin in the blood serum was $2.94{\pm}0.l3g/dl$ in the normal group, $2.01{\pm}0.48g/dl$ in the Exp. I group and $3.15{\pm}0.27g/dl$ in the Exp. II group, which revealed a significant increase in the serum albumin from the statistical analysis of the Exp. II group compared with the Exp. I group. 5) The content of the globulin in the blood serum was $3.19{\pm}$0.48g/dl in the normal group, $4.70{\pm}1.26g/dl$ in the Exp. I group and $3.26{\pm}0.57g/dl$ in the Exp. II group. There was no significance in the serum globulin between the Exp. II group and Exp. I group from the statistical analysis. 6) In histological findings, because of severe inflammatory reaction, remarkably irregular tissue and large amount of inflammatory cells were found in the Exp. I group. But the Exp. II group showed a small amount of inflammatory cells, the refrained inflammatory state and even recovering state. Conclusions : These results show that Achyranthis Radix aqua-acupuncture reduces the inflammatory reaction and muscular tissue necrosis in SD rat's paws induced by Freund's complete adjuvant.
Objectives : The present study aimed to examine the analgesic effect of electroacupuncture(EA) applied to the brook point of the Liver meridian in the rat model of inflammatory pain and to investigate involvement of endogenouse opioid in the EA-induced analgesia. Methods : Knee arthritis was induced by injection of $125{\mu}l$ of complete Freund's adjuvant into the knee joint cavity unilaterally. To examine the level of pain, weight bearing forces(WBFs) of affected limb was measured. EA treatment was given at the LR2, LI4 or non-acupoint on the contralateral limb with frequency of 2 Hz and intensity of 2 mA under gaseous anesthesia. Results : After induction of arthritis, rats subsequently showed a reduced stepping force of the affected hindlimb due to a painful knee. EA applied to the LR2 point on the contralateral hind limb produced a significant improvement of stepping force of the hind limb lasting for at least 2 h, and this effect was equivalent to that obtained by 5 mg/kg of oral indomethacin. The effect of EA was specific to the acupoint since it could not be mimicked by EA applied to the LI4 point or the arbitrary non-acupoint. The analgesic effect was blocked by pretreatment with naltrexone(10 mg/kg, i.p.). Conclusions : These results suggest that acupuncture applied to LR2, brook point of Liver meridian suppresses inflammatory pain in a rat model of knee arthritis and this effect seems to be mediated by endogenous opioid systems.
Journal of the Korean Institute of Oriental Medical Informatics
/
v.11
no.1
/
pp.58-73
/
2005
Objectives : This study was to investigate the effect of Kagammokbanggi-tang on the Freund's Complete Adjuvant(FCA)-induced arthritis in rats. Methods : Arthritis was induced by intradermal injection of FCA into base of tail. Arthritic rats were divided into control(n=10) and sample(n=10) group. Control group was taken normal saline for twenty days and sample group was taken extracts of Kagammokbanggi-tang for same duration. Normal group(n=10), non-arthritic group, was injected with mineral oil and was taken normal saline for twenty days. Body weight, paw edema volume and ankle joint thickness were measured at 0, 10, 15, 20 days after treatment. $TNF-{\alpha}$, $IL-1{\beta}$, IL-6, $PGE_2$ in synovia were analysed by ELISA at 20 days after treatment. Histochemical investigation of NADPH-d in the PAG and histopathological study on the ankle joint were performed at 20 days after treatment. Results : Paw edema volume, ankle joint thickness, $TNF-{\alpha}$, $IL-1{\beta}$, IL-6, $PGE_2$, NADPH-d of sample group were significantly decreased compared with control group. Conclusions : These results indicated that Kagammokbanggi-tang has antiarthritic and analgesic effects, and inhibited expression of NOS on the progression of FCA- induced arthritis in rats.
목적 : 만성 염증성 질환에 대한 전침효과를 알아보기 위해 complete Freund's adjuvant (CA) 유발 관절염 모델에서 염증관련 단백질의 변화를 살펴보았다. 방법 : Sprague-Dawley계 흰쥐의 족부에 CFA를 주사한 다음 3일 간격으로 2 Hz, 15 Hz 및 120 Hz 전침 자극을 주며 부종 형성여부를 plethysmometer로 측정하여 판정하였으며 30일 째 거퇴관절을 취하여 4% paraformaldehyde에 고정하고 EDTA용액에서 탈회시켜 파라핀연속 절편을 얻어 $NF-{\kappa}B$를 비롯한 5종의 염증관련 단백질의 발현을 면역조직화학적으로 살펴보았다. 결과 : 관절연골내 면역반응 중 연골기질은 반응이 없거나 약하고 연골세포는 $NF-{\kappa}Bp65,\;I-{\kappa}B{\alpha},\;iNOS$반응이 강하며 특히 유리연골층에서 더 현저하였으나 염증 및 전침자극에 따른 변화는 없었다. 관절낭에서 면역반응을 살펴보면 염증유발시 활액세포의 면역반응세포는 $I-{\kappa}B{\alpha}$가 감소한 반면 iNOS, $IL-1{\beta}$는 증가하며 특히 iNOS 증가가 현저하였으며 전침자극에 의해 iNOS가 감소하였다. 활액막조직에서 모든 면역반응이 증가하며 특히 $NF-{\kappa}Bp65,\;I-{\kappa}B{\alpha},\;iNOS$ 반응이 현저한데 전침자극에 의해 $IL-1{\beta}$를 제외한 모든 반응이 감소하였다. 결론 : 만성 염증성 동물모델의 거퇴관절 내 염증관련 단백질은 관절연골보다 관절낭에서 큰 변화를 보이며 전침처치에 의해 이들 단백질 발현이 억제되는 것으로 보아 전침이 만성 염증성 질환에 효과적임을 알 수 있다.
The purpose of this study was to assess the effects of ultrasound on adjuvant-induced arthritis in rats. Adjuvant arthritis was induced in 26 female Sprauge-Dawley rats by the subcutaneous injection of a single dose of .1 mL of Complete Freund's Adjuvant (CFA) (1 mg of Mycobacterium Butyricum suspended in .1 $m{\ell}$ paraffin oil) into the right hind paw. After confirming inflammatory edema and arthritis in the paw 2 weeks later, the arthritic rats were divided into 3 groups, i.e., a control group, a pulsed ultrasound group (Group A), and a continuous ultrasound group (Group B) with 8 rats placed in each group. The rats in Group A were treated with pulsed ultrasound at 1 MHz frequency with .5 $W/cm^2$ intensity in 1 : 4 mode for 3 minutes. The rats in Group B were treated with continuous ultrasound at 1 MHz frequency with 2 $W/cm^2$ intensity in the continuous mode for 3 minutes. The ultrasound treatment was done in the left and right ankles for 2 weeks. Clinical, radiographic and histopathologic findings were then evaluated before and after treatment and yielded the following results. 1. No significant difference was present in body weight between the control group and the treated groups. 2. A statistically significant decrease in the edema of the paw was seen in the rats in Group A that was treated with pulsed ultrasound by 26~29 days after the treatment started (p<.05). 3. According to radiological examination, Group A showed the lowest score in arthritis scale which means it showed a tendency to suppress arthritic inflammation of the left and right hind paws. However, no statistically significant difference was present in the score between the control group, Group A and Group B. 4. According to histopathologic findings, the degree of infiltration by inflammatory cells and hypertrophy of the synovium were less in Group A compared with the control group and Group B. The results of the study show that rats that were treated with the pulsed ultrasound effectively suppressed adjuvant arthritis. However, more effort is needed to objectively prove the effectiveness of ultrasound by developing more sensitive testing methods that could quantitatively evaluate the treatment effects of acute rheumatoid arthritis and by trying out different ultrasound treatment methods.
Objective : Based on immunological mechanisms, this study examined whether subcutaneous (s.c.) injection of Clematis mandshurica Maxim. water extract (CMA) has anti-inflammatory effects, and its effect on $TNF-{\alpha}$, IL-1 and IL-10 release from synoviocytes on adjuvant arthritis (AA) in the rat. Methods : Complete Freund's adjuvant was used to induce AA in rats. Synoviocytes were separated by the method of collagenase and DNase digestion Synoviocytes proliferation was assayed by 3-(4, 5 dimethylthiazol 2 yl)-2, 5-diphenyltetrazolium bromide (MTT) assay. $TNF-{\alpha}$, IL-1 and interleukin-10 (IL-10) production of synoviocytes was measured with ELISA. The expression of IL-10 mRNA of synoviocytes was determined using RT PCR. Results : There were significant secondary inflammatory reactions in AA rats, accompanied by the decrease of body and immune organs weight simultaneously. Synoviocytes proliferation of AA rats significantly increased, and the levels of $TNF-{\alpha}$ and IL-1 in supernatants of synoviocytes in AA rats were also elevated compared with the sham group. The administration of CMA (2, 5, 10 mg/kg, s.c.) reduced the above changes significantly. In contrast to $TNF-{\alpha}$ and IL-1, IL-10 production and the level of its mRNA of synoviocytes in AA rats apparently decreased. CMA (2, 5, 10 mg/kg, s.c.) markedly increased IL-10 in synoviocytes at protein and transcription level. Conclusion : The results indicate that CMA has a beneficial effect on rat AA due to modulating inflammatory cytokine production of synoviocytes, which play a crucial role in the pathogenesis of this disease.
A polymorphic fungus, Candida albicans, causes various forms of infections such as disseminated candidiasis and vaginitis. Recent reports indicate that the fungus is a main etiological agent for the arthritis. In search of new sources for treatment of the fungal arthritis, we examined $18{\beta}$-glycyrrhetinic acid ($18{\beta}$-GA) against C. albicans-caused septic arthritis. The compound is isolated from Glycyrrhizae Radix that is known to have various immunomodulating activities and is one of the most popular herbal medicines. For induction of animal model of a septic arthritis, mice were given an emulsion form of C. albicans cell wall mixed with Complete Freund's Adjuvant (CFA) via footpad-injection. To determine prophylactic and therapeutic effects, the component was given to the animals before or after the induction of the arthritis, respectively. Data showed that intraperitoneal administration of $18{\beta}$-GA resulted in reduction of the inflammation, indicating the component had both prophylactic and therapeutic activities. For investigation of mechanism of the $18{\beta}$-GA, inhibitory effects on NO (nitiric oxide) and on T-lymphocyte proliferation were determined. Results demonstrated that $18{\beta}$-GA suppressed NO production from LPS (lipopolysaccharide)-treated macrophages and also inhibited proliferation of Con A (concanavalin A)activated T-cells. Taken together, $18{\beta}$-GA, a pentacyclic triterpene, has anti-arthritic activity against C. albicans-caused septic arthritis, possibly by blocking NO production and T-cell suppression.
The purpose of this study was to assess the effects of High-Voltage Pulsed Current (HVPC) and ultrasound on adjuvant-induced arthritis in rats. Adjuvant arthritis was induced in female Sprauge-Dawley rats by the subcutaneous injection of a single dose of $.1m{\ell}$ of Complete Freund's Adjuvant (CFA) (1 mg of Mycobacterium Butyricum suspended in $.1m{\ell}$ paraffin oil) into the right hind paw. A randomized, parallel-groups design of 24 subjects was used. All rats were randomly assigned to control (n=8), ultrasound (n=8), and HVPC (n=8) were compared with those of injured rats. The rats in the pulsed ultrasound group were treated at 1 MHz frequency with $.5W/cm^2$ intensity in 1:4 mode for 5 minutes per day. The rats in the HVPC group were treated at 120 pulses per second and $50{\mu}s$ phase duration, 20 mA intensity for 30 min per day. Treatment was done in the left and right hind limb for 2 weeks. We evaluated clinical, radiographic, hematologic and histopathologic findings before and after treatment and obtained the following results. 1. Edema of the right hind paw was more significantly reduced in the ultrasound and HVPC groups than the control group on days 9, 12, and 14 (p<.05). Edema of the left hind paw was more significantly reduced in ultrasound and HVPC groups than the control group on days 12, 14 (p<.05). 2. WBC counts of the ultrasound and HVPC groups as compared with the control group were becoming remarkably decreased after the treatment. 3. In radiologic findings, arthritis formation was seen according to the score of arthritis, which was the highest in the control group, upon the observation of radiographs of the left and right hind paws. However, no statistically significant difference was present in the score within three groups. 4. In the histopathologic findings, ultrasound and HVPC groups had effectively suppressed erosions of articular cartilage and inflammatory cell infiltrations. Therefore, the results of the study show that rats that were treated with the ultrasound and HVPC effectively suppressed adjuvant arthritis. However, no statistically significant difference was present between the ultrasound group and the HVPC group.
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