1.Ancient and Modern Documentation of Classic Formula Sangjuyin
Xiaofang WANG ; Lyuyuan LIANG ; Jialei CAO ; Ziming XU ; Wangju ZHOU ; Yiping WANG ; Yujie CHANG ; Ruiting SU ; Yihan LI ; Jingwen LI ; Bingqi WEI ; Bingxiang MA ; Wenli SHI
Chinese Journal of Experimental Traditional Medical Formulae 2026;32(4):200-207
Sangjuyin, as a pungent and cooling agent with precise therapeutic effect, is a classic pungent formula for cooling relief of the epidermis, which is highly respected by medical practitioners. This formula is from the Wenbing Tiaobian written by WU Jutong in the Qing dynasty, on the basis of which subsequent medical practitioners have made additions and subtractions to apply it. The authors used the bibliometric method to systematically organize the medical books from the Qing dynasty and the Republic of China and modern literature to analyze the composition, concoction, decoction, efficacy, and previous and modern application of Sangjuyin. After examination, the drug base of this formula is basically clear. Armeniacae Semen Amarum is the dried mature seeds of Armeniaca vulgaris, family Rosaceae. Forsythiae Fructus is the dried fruit of Forsythia suspensa, family Mulleinaceae. Menthae Haplocalycis Herba is the dried above-ground part of Mentha haplocalyx, family Labiatae. Mori Folium is the dried leaves of Morus alba, family Moraceae. Chrysanthemi Flos is the dried head of Chrysanthemum morifolium, family Asteraceae. Platycodonis Radix is the dried root of Eryngium grandiflorum, family Eryngium. Glycyrrhizae Radix et Rhizoma is the dried root and rhizome of Glycyrrhiza uralensis of the Leguminosae family, and Phragmitis Rhizoma is the fresh or dried rhizome of Phragmites communis of the Gramineae family. It is recommended that the eight drugs be used in raw form as medicine. The dosage and method of decoction were converted into a modern single dosage of 7.46 g Armeniacae Semen Amarum, 5.60 g Forsythiae Fructus, 2.98 g Menthae Haplocalycis Herba, 9.33 g Mori Folium, 3.73 g Chrysanthemi Flos, 7.46 g Platycodonis Radix, 2.98 g Glycyrrhizae Radix et Rhizoma, and 11.19 g Phragmitis Rhizoma, with 400 mL water added, and the solution was boiled to obtain 200 mL, taken twice a day. Sangjuyin has the efficacy of dispersing wind and clearing heat, promoting lung and relieving cough, and it is used for treating the initial onset of wind-warmth and the evidence of evil spirits in the lungs and collaterals. Modern research has shown that Sangjuyin is often used in the treatment of cough, pneumonia, rhinitis, and other respiratory diseases, and the results of this study provide a reference for the later development of Sangjuyin.
2.Overview of Diagnosis,Treatment and Mechanism Research of Functional Dyspepsia by Integrated Traditional Chinese and Western Medicine
Shengsheng ZHANG ; Zhaohong SHI ; Xiaofang LU ; Luqing ZHAO ; Danyan LI ; Shu ZHANG ; Lu ZHAO ; Yudi ZHUO ; Nian WANG ; Fan LIU ; Shuangyi LI ; Xudong TANG
Journal of Traditional Chinese Medicine 2026;67(4):397-403
Functional dyspepsia (FD) is a prioritized disease category where traditional Chinese medicine (TCM) demonstrates distinct therapeutic advantages. The current western medicine treatment for FD is mainly based on proton pump inhibitors and prokinetic agents, with digestive enzymes, probiotics and antidepressants serving as adjuvant medication, yet such therapies still have certain limitations. TCM treatment for FD includes oral administration of Chinese herbal formulas and Chinese patent medicines, as well as external TCM therapies such as acupuncture and moxibustion, acupoint application, hot medicinal compress therapy, rubbing with ointment, medicinal iontophoresis, auricular acupoint therapy and tui na (Chinese medical massage). The combined treatment of FD with integrated TCM and western medicine can significantly improve clinical effectiveness and reduce adverse reactions. The common mechanisms underlying the therapeutic effects of both TCM and western medicine revolve around the core pathological processes of FD, mainly focusing on restoring gastrointestinal motility, regulating the levels of brain-gut peptides, modulating intestinal microecology, and ameliorating inflammatory status. The differential mechanisms lie in the precise targeting feature of western medicine versus the holistic-regulating and multi-target characteristics of TCM, and the two approaches exert a synergistic effect to enhance efficacy. This paper proposes to leverage the advantages of TCM in holistic regulation and the strengths of western medicine in targeted treatment, so as to provide personalized and comprehensive treatment regimens for FD patients.
3.Protective effect and mechanism of chikusetsu saponin Ⅳa on the kidney in diabetic nephropathy rats
Yongli WANG ; Hai CHEN ; Xiaofang TIAN ; Xuechun WANG ; Liying YUAN ; Dan LIU ; Zhongfa LI ; Yanfang MENG ; Xiuyong YANG
China Pharmacy 2026;37(7):908-913
OBJECTIVE To study the protective effect and potential mechanism of chikusetsu saponin Ⅳ a (chsⅣ) on renal function in diabetic nephropathy (DN) model rats. METHODS DN rat model was established by high-fat diet combined with streptozotocin injection. Thirty-six model rats were randomly divided into model group (i.g. administration of normal saline, high-fat diet), chsⅣ low-dose and high-dose groups (i.g. administration of 90, 180 mg/kg chsⅣ, high-fat diet), with 12 rats in each group. Additionally, 10 normal rats were set as the control group (i.g. administration of normal saline, regular diet). From the 5th to the 12th week after streptozotocin injection, they were given intragastric administration of relevant drug or normal saline, once a day. After the last medication, the levels of fasting blood glucose, fasting insulin, blood urea nitrogen, serum creatinine and urine protein as well as the levels of reduced glutathione (GSH), superoxide dismutase (SOD) and malondialdehyde (MDA) in renal tissues were measured. Additionally, the insulin resistance index was calculated. Hematoxylin-eosin, periodic acid-Schiff, and Masson staining techniques were employed to examine the histopathological alterations in the renal tissue. The expressions of Notch signaling pathway-related proteins in renal tissue were detected by immunohistochemical staining and Western blot methods. RESULTS Compared with model group, the histomorphological of renal tissues in the chsⅣ low- and high-dose groups were significantly improved, with significant decreases in renal histological scores, mesangial expansion index, and glomerulosclerosis scores ( P <0.05); the levels of fasting blood glucose, fasting insulin, blood urea nitrogen, serum creatinine, urine protein and homeostasis model assessment for insulin resistance, as well as MDA content, the expression levels of Notch1, Notch intracellular domain, hairy and enhancer of Split 1 and Delta-like protein 1 in renal tissue were all significantly decreased ( P <0.05). The levels of GSH and SOD in renal tissue were significantly elevated ( P <0.05). Moreover, the improvement in these indicators was significantly more pronounced in the chsⅣ high-dose group compared to the chsⅣ low-dose group ( P <0.05). CONCLUSIONS ChsⅣ can ameliorate renal pathological damage and functional impairment in DN rats. Its underlying mechanisms include restoration of glucose homeostasis and insulin sensitivity, attenuation of renal oxidative stress, and suppression of aberrant Notch signaling pathway activation.
4.Effect of atractylenolide I on myocardial mitochondrial function in mice with dilated cardiomyopathy by regulating cGAS/STING pathway
Hongxing WANG ; Huichao ZHANG ; Zhiwei LI ; Xiaofang YU
Journal of China Pharmaceutical University 2026;57(1):90-97
This study aimed to investigate the effect of atractylenolide I (Atr-I) on myocardial mitochondrial function in mice with dilated cardiomyopathy (DCM) by regulating the cyclic GMP-AMP synthase (cGAS)/stimulator of interferon genes (STING) pathway. Sixty SPF-grade male cTnT R141W transgenic DCM mice were randomly divided into the DCM group, Atr-I low-dose group (60 mg/kg), Atr-I high-dose group (240 mg/kg), captopril group (0.01 g/kg), and Atr-I high-dose+cGAS/STING pathway activator 5,6-dimethylxanthenone-4-acetic acid (DMXAA) group, with 12 mice in each group. Additionally, 12 male C57BL/6J mice were used as the control group. All mice were administered via oral gavage once daily for 8 weeks. Cardiac function was assessed using the Vevo 770 ultrasound system; myocardial pathology was examined via HE staining; mitochondrial ultrastructure in cardiomyocytes was observed using transmission electron microscopy; the proportion of cardiomyocytes without reduced mitochondrial membrane potential was detected using JC-1 staining; reactive oxygen species (ROS) content in myocardial tissue was measured using 2',7'-dichlorodihydrofluorescein diacetate (DCFH-DA) staining; adenosine triphosphate (ATP) content in myocardial tissue was determined using a commercial kit; and Western blot was performed to detect the protein expression levels of mitofusin-2 (MFN2), dynamin-related protein 1 (DRP1), cGAS, STING, interferon-β (IFN-β), CXC chemokine ligand 10 (CXCL10), and interleukin-6 (IL-6) in myocardial tissue. The aim was to observe the effect of Atr-I on myocardial mitochondrial function in DCM mice. The results showed that low- and high-dose Atr-I (60 mg/kg, 240 mg/kg) intervention improved cardiac function, alleviated cardiomyocyte hypertrophy and disordered muscle fiber arrangement, ameliorated mitochondrial ultrastructure in cardiomyocytes, reduced ROS content and the protein expression levels of DRP1, cGAS, STING, IFN-β, CXCL10, and IL-6 in myocardial tissue, and increased the proportion of cardiomyocytes without reduced mitochondrial membrane potential, as well as ATP content and MFN2 protein expression in myocardial tissue. However, DMXAA attenuated the beneficial effects of high-dose Atr-I on myocardial mitochondrial function in DCM mice. In conclusion, Atr-I may improve myocardial mitochondrial function in DCM mice by inhibiting the cGAS/STING pathway.
5.Prediction of adult diarrhea disease in Shanghai using meteorological factors and a web search index
Sixu YANG ; Li PENG ; Huanyu WU ; Jian CHEN ; Xiaofang YE ; Xuefei ZHANG ; Dandan YANG ; Xiaohuan GONG ; Sheng LIN
Journal of Environmental and Occupational Medicine 2026;43(8):951-958
Background Diarrhea disease is a common intestinal infectious disease, and its incidence is affected by meteorological conditions. A better understanding of its epidemiological patterns and influencing factors, together with the construction of reliable prediction models, is of great significance for precise public health prevention and control. Objective To clarify the epidemic characteristics of adult diarrhea disease in Shanghai, analyze the associations of meteorological factors and a web search index with adult diarrhea disease, and develop and compare forecasting models to support precise regional prevention and control. Methods Weekly surveillance data of adult diarrhea disease cases from the Shanghai Comprehensive Surveillance Information System for Diarrhea Diseases, together with concurrent meteorological observation data and web search index (Baidu index) data from 2014 to 2019, were collected. A distributed lag non-linear model (DLNM) was adopted to analyze the associations of multiple meteorological factors and the web search index with the number of diarrhea disease cases. By integrating meteorological factors and web search index data, three types of forecasting models were developed, including autoregressive integrated moving average (ARIMA), Random Forest, and extreme gradient boosting (Xgboost), and their predictive performances were evaluated. Results Adult diarrhea disease in Shanghai exhibited seasonal variation, with an major incidence peak in summer and winter peaks in some years. The number of cases declined annually after 2015. Mean temperature was significantly associated with the risk of diarrhea disease, and both low and high temperature exposures were associated with increased risks. The highest risk was observed at 32.8°C (RR=2.04, 95%CI: 1.62, 2.55), while the strongest effect of low temperature was observed at 0.9 °C (RR=1.53, 95%CI: 1.25, 1.88). When relative humidity exceeded 69%, the risk of diarrhea disease increased with relative humidity, reaching a peak at 81% (RR=1.20, 95%CI: 1.07, 1.35). When weekly cumulative precipitation exceeded 16 mm, the risk also increased with increasing precipitation, reaching a maximum at 105 mm (RR=1.23, 95%CI: 1.07, 1.42). The web search index was positively associated with the risk of diarrhea disease. Model prediction indicated that both the Random Forest model and the Xgboost model adequately captured the overall trend in diarrhea disease cases, with R2 values generally exceeding 0.7. Notably, the Xgboost model demonstrated greater accuracy in capturing peak intensities. Conclusion Meteorological factors are associated with adult diarrhea disease in Shanghai. The web search index may serve as an auxiliary indicator for diarrhea forecasting. Machine learning models, with advantages in integrating multisource data, may provide effective predictive tools for the prevention and control of diarrhea disease.
6.Clinical features of hepatic myelopathy: An analysis of 126 cases
Xiaofang WANG ; Zibing QIAN ; Ziyi LI ; Xiaorong MAO
Journal of Clinical Hepatology 2026;42(8):1888-1893
ObjectiveTo analyze the clinical data of 126 patients with hepatic myelopathy (HM), to summarize their clinical manifestations and prognostic features, and to provide a reference for clinical diagnosis and treatment. MethodsRelated clinical data were collected from 126 HM patients who attended The First Hospital of Lanzhou University from January 1, 2016 to June 30, 2025, and according to their muscle strength on admission, they were divided into grade<3 group, grade 3 group, and grade 4 group. The three groups were compared in terms of the clinical data including etiology, symptoms, clinical signs, past history, personal history, laboratory test results, imaging findings, treatment, and outcome. An analysis of variance was used for comparison of normally distributed continuous data between multiple groups, and the least significant difference t-test was used for further comparison between two groups; the Kruskal-Wallis H test was used for comparison of non-normally distributed continuous data between multiple groups, and the Bonferroni correction method was used for further comparison between two groups; the chi-square test was used for comparison of categorical data between multiple groups. ResultsAll 126 patients with HM were comorbid with liver cirrhosis, with a male/female ratio of 2.7∶1, an age of 23 — 73 years, a mean age of 53.9±9.3 years, and a median age of 54 years. The top three etiologies of liver cirrhosis were hepatitis B in 78 patients (61.9%), hepatitis C in 9 patients (7.1%), and alcoholic hepatitis in 8 patients (6.3%). During the course of the disease, all 126 patients with HM showed weakness in both lower limbs, among whom 9 patients (7.1%) also had the symptoms of lower limb pain and numbness. Among the 126 patients, 3 (2.4%) had grade 0 muscle strength, 4 (3.2%) had grade 1 muscle strength, 9 (7.1%) had grade 2 muscle strength, 39 (31.0%) had grade 3 muscle strength, and 71 (56.3%) had grade 4 muscle strength. Comparison of related data between the three groups of patients with varying grades of muscle strength showed that as for comorbidities, there were significant differences between the three groups in the constituent ratios of overt hepatic encephalopathy (OHE) (χ2=6.254, P=0.044), ascites (χ2=6.248, P=0.044), and liver failure (χ2=7.704, P=0.029); as for laboratory markers, there were significant differences between the three groups in red blood cell count (RBC) (F=5.334, P=0.006), hemoglobin (HGB) (F=4.627, P=0.012), aspartate aminotransferase (AST) (H=6.866, P=0.032), alanine aminotransferase (H=6.444, P=0.040), albumin (Alb) (F=6.331, P=0.002), cholinesterase (ChE) (H=11.064, P=0.004), total cholesterol (TC) (F=4.843, P=0.009), prothrombin activity (PTA) (F=3.937, P=0.022) and international normalized ratio (INR) (H=6.448, P=0.040). Compared with the grade 4 group, the grade<3 group had significantly lower levels of RBC, HGB, and ChE (all P<0.05) and a significantly higher level of AST (P<0.05); compared with the grade 3 group, the grade<3 group had significant reductions in Alb, TC, and PTA (all P<0.05) and a significant increase in INR (P<0.05). At discharge, 27 patients (21.4%) achieved improvement, and 99 patients (78.6%) showed no response, among whom 2 patients died. ConclusionHM has the main clinical manifestation of symmetrical spastic paraplegia of both lower limbs, and it is more common in men. The main causes of HM include hepatitis B, hepatitis C, and alcoholic hepatitis. Muscle strength in HM patients is associated with the comorbidity of OHE, ascites, or liver failure, and patients with weak muscle strength tend to have low levels of RBC, HGB, Alb, ChE, TC, and PTA and high levels of AST and INR, suggesting that the changes in these indicators may be correlated with the degree of muscle strength impairment. HM often has a poor prognosis, and there are currently no effective treatment methods.
7.Value of atherosclerotic index of plasma in predicting risk of coronary heart disease in patients with nonalcoholic fatty liver disease
Shumin YUAN ; Xiaofang OUYANG ; Hao QIN ; Dongsheng LI ; Ting ZHAN ; Meng LIU ; Zheng HAN ; Xia TIAN
Journal of Clinical Medicine in Practice 2025;29(11):55-60
Objective To investigate the predictive value of atherosclerotic index of plasma(AIP)for the risk of coronary heart disease(CHD)in patients with nonalcoholic fatty liver disease(NAFLD).Methods A retrospective analysis was conducted in 299 patients with NAFLD.Based on presence or absence of CHD,the patients were divided into NAFLD with CHD group(n=177)and NAFLD group(n=122).Clinical data were collected from both groups,and AIP was calculat-ed.Multivariate Logistic regression analysis was performed to explore the independent risk factors for CHD in patients with NAFLD.Receiver operating characteristic(ROC)curves were plotted to evalu-ate the predictive value of AIP for the risk of CHD in patients with NAFLD.Results The NAFLD with CHD group had a higher proportion of males,smokers,and higher levels of alanine aminotrans-ferase(ALT),aspartate aminotransferase(AST),fasting plasma glucose(FPG),triglycerides(TG),low-density lipoprotein cholesterol(LDL-C),γ-glutamyltransferase(GGT),uric acid(UA),and AIP than the NAFLD group.The NAFLD with CHD group also had lower levels of high-density lipoprotein cholesterol(HDL-C)than the NAFLD group(P<0.05).Multivariate Logistic regression analysis revealed that males(OR=2.548,95%CI,1.402 to 4.632,P=0.002),high levels of AST(OR=1.038,95%CI,1.002 to 1.077,P=0.041),high levels of LDL-C(OR=1.811,95%CI,1.242 to 2.640,P=0.002),and high AIP(OR=16.117,95%CI,1.874 to 138.609,P=0.011)were independent risk factors for CHD in patients with NAFLD(P<0.05).ROC curve analysis showed that AIP had an area under the curve of 0.746(95%CI,0.688 to 0.804)for pre-dicting CHD in patients with NAFLD,with a sensitivity of 76.3%and a specificity of 73.0%.Conclusion AIP is an independent influencing factor for CHD in patients with NAFLD and has certain predictive value for the risk of CHD in these patients.
8.Relationship between physical activity and sarcopenia among elderly people in ten provinces (autonomous regions) of China, 2022—2023
Yuchen WANG ; Huijun WANG ; Yuna HE ; Chang SU ; Jiguo ZHANG ; Wenwen DU ; Xiaofang JIA ; Feifei HUANG ; Li LI ; Jing BAI ; Yanli WEI ; Xiaofan ZHANG ; Fangxu GUAN ; Yifei OUYANG
Journal of Environmental and Occupational Medicine 2025;42(6):661-667
Background The decline of physical activity in the elderly due to aging may increase the risk of sarcopenia. Currently, there is a lack of evidence from large natural populations on the relationship between PA and sarcopenia. Objective To explore the relationship between PA and sarcopenia in the elderly aged 60 years and above in 10 provinces (autonomous regions) of China. Methods Data were retrieved from the 2022—2023 round of the China Development and Nutrition Health Impact Cohort. Personal basic information and PA data were collected by questionnaire survey. Skeletal muscle mass was measured by bio-electrical impedance analysis, muscle strength was measured using a grip dynamometer, and physical performance was reflected by 6-meter walk speed. The Asian Working Group for Sarcopenia (AWGS) 2019 criteria were used to diagnose sarcopenia. Light physical activity (LPA) duration, moderate-to-vigorous physical activity (MVPA) duration, and total physical activity volume were calculated. A total of
9.Ameliorative effect of patchouli alcohol on mice with lung-heat syndrome based on PI3K/Akt/NF-κB pathway
Linze LI ; Yi LI ; Haoyi QIAO ; Jiakang JIAO ; Qi ZHANG ; Xiaofang WU ; Xingyu ZHAO ; Yinming ZHAO ; Chun WANG ; Jianjun ZHANG ; Linyuan WANG
Journal of Beijing University of Traditional Chinese Medicine 2025;48(4):459-470
Objective:
To investigate the therapeutic effect of patchouli alcohol on mice with lung-heat syndrome based on the phosphoinositide 3-kinase(PI3K)/protein kinase B(Akt)/nuclear factor-kappa B(NF-κB) signaling pathway.
Methods:
First, network pharmacology was used to predict the potential targets of patchouli alcohol in the treatment of lung-heat syndrome, and a "component-disease-key target" network was constructed for pathway analysis. Then, 40 BALB/c mice were assigned to the normal, lung-heat model, honeysuckle, and low-dose and high-dose patchouli alcohol groups. All groups, except the blank group, were intranasally infected with 50 μL (103 TCID50) of influenza virus solution. After two hours of infection, mice were treated once a day for seven consecutive days. The therapeutic mechanism of patchouli alcohol was explored by measuring pulmonary inflammatory factors, the PI3K/Akt/NF-κB pathway, hypothalamic fever markers (PGE2, cAMP, cGMP levels), rectal temperature, and tissue energy metabolism.
Results:
Network pharmacology identified 135 target genes related to patchouli alcohol and lung-heat syndrome, with the key targets being STAT3, H1F1A, and NF-κB1. In animal experiments, patchouli alcohol significantly alleviated influenza virus-induced lung inflammatory damage in mice with lung-heat syndrome, inhibited the expression of TNF-α and IL-6 in lung tissues(P<0.01), and suppressed the activation of the PI3K/Akt/NF-κB pathway. It also reduced hypothalamic levels of PGE2 and cAMP(P<0.01), suppressed the increase in rectal temperature, significantly decreased liver glycogen and pyruvate levels(P<0.01), and increased the activities of SDH, LDH, and Na+ -K+ -ATPase in the liver(P<0.01)
Conclusion
Patchouli alcohol improves the symptoms of lung-heat syndrome in mice by inhibiting the activation of the PI3K/Akt/NF-κB pathway, reducing proinflammatory cytokines and inflammatory damage, and regulating hypothalamic fever markers and energy metabolism.
10.Study on the effects of carvacrol on stomach-heat and stomach-cold rats and its mechanism of cooling and clearing based on energy metabolism and gastrointestinal function
Qi ZHANG ; Yi LI ; Hongye LI ; Fengwei ZHANG ; Minghui JIANG ; Xingyu ZHAO ; Linze LI ; Xiaofang WU ; Yinming ZHAO ; Songrui DI ; Jianjun ZHANG ; Chun WANG ; Linyuan WANG
Journal of Beijing University of Traditional Chinese Medicine 2025;48(4):471-482
Objective:
To investigate the biological effects of carvacrol on rats with stomach-heat and stomach-cold and its regulation on transient receptor potential(TRP) channels in rats with stomach-heat, and to study the cold and heat properties of carvacrol and its possible mechanism.
Methods:
According to the random number method, 100 SD rats were divided into stomach-heat blank group, stomach-heat model group, Coptidis Rhizoma group, stomach-heat low-dose and high-dose carvacrol group, stomach-cold blank group, stomach-cold model group, Baked ginger group, stomach-cold low-dose group and high-dose carvacrol group, 10 rats in each group. The rat model of stomach-heat was established by intragastric administration of pepper aqueous solution (0.80 g/kg) and anhydrous ethanol, and the rat model of stomach-cold was established by intragastric administration of water extract of Anemarrhena asphodeloides and sodium hydroxide (10.40 g/kg). On the day of modeling, the rats in the Baked ginger group were given Baked ginger decoction (0.78 g/kg), and the rats in the Coptidis Rhizoma group were given Coptidis Rhizoma decoction (0.43 g/kg).The stomach-cold and stomach-heat low-dose group of carvacrol was given carvacrol emulsion (40 mg/kg), high-dose group was given carvacrol emulsion (80 mg/kg).All rats of the blank and model groups were given the equal volume of emulsion prepared by 5% dimethyl sulfoxide, 1% Tween 80, 1% polyethylene glycol 400, and 93% normal saline, once a day, for 7 days. The general condition of rats was observed and the body mass was recorded. The pathological morphology of gastric tissue was observed by hematoxylin-eosin staining. The changes of material and energy metabolism, cyclic nucleotide (cAMP), thyroid hormone and gastrointestinal hormone in each group were determined by enzyme-linked immunosorbent assay. The expression levels of transient receptor potential vanilloid subtype 1 (TRPV1), transient receptor potential channel M8 (TRPM8) and uncoupling protein-1 (UCP1) in rats with gastric fever were detected by Western blotting.
Results:
Compared with the stomach-heat blank group, the body mass of rats in the stomach-heat model group decreased at the fifth and seventh day (P<0.05). The contents (or ratio) of hepatic glycogen (HGlyc), total cholesterol (TC), triglyceride (TG), and vasoactive intestinal peptide (VIP) were decreased (P<0.05), and Na+ -K+ -ATPase, Ca2+ -Mg2+ -ATPase, cytochrome C oxidase (COX), NADH dehydrogenase (ND), cyclic adenosine phosphate (cAMP), cAMP/cyclic guanosine phosphate (cGMP), triiodothyronine (T3), thyroxine (T4), gastrin (GAS), motilin (MTL), and α-amylase (α-AMS) all increased (P<0.05). Compared with the stomach-heat model group, the body mass of rats in the Coptidis Rhizoma group decreased at the third, fifth, and seventh day, the contents (or ratio) of HGlyc, TC, TG, VIP and α-AMS were increased, and Na+ -K+ -ATPase, COX, ND, cAMP, cAMP/cGMP, T3, T4, and GAS all decreased (P<0.05). The body mass of rats in the stomach-heat low-dose carvacrol group decreased at the seventh day. The contents (or ratio) of HGlyc, TC, and VIP were increased, Na+ -K+ -ATPase, COX, ND, cAMP, cAMP/cGMP, T3, T4, and MTL all decreased, the expression of TRPV1 and UCP1 in gastric tissue decreased, while TRPM8 increased (P<0.05) in rats of the stomach-heat low-dose and high-dose carvacrol groups. Compared with the stomach-cold blank group, the body mass of rats in the stomach-cold model group decreased at the third, fifth, and seventh day, the contents (or ratio) of HGlyc, TC, TG, α-AMS, and VIP all increased, while Na+ -K+ -ATPase, Ca2+ -Mg2+ -ATPase, COX, ND, cAMP, cAMP/cGMP, T3, T4, GAS, and MTL all decreased (P<0.05). Compared with the stomach-cold model group, the body mass of rats in the Baked ginger group was increased at the seventh day, and the contents (or ratio) of HGlyc, VIP, and α-AMS all decreased, while Na+ -K+ -ATPase, COX, ND, cAMP/cGMP, T3, T4, GAS, and MTL all increased (P<0.05). The contents of HGlyc, cAMP, α-AMS, and VIP of rats in the stomach-cold low and high-dose carvacrol group all decreased (P<0.05). TG in the stomach-cold low-dose carvacrol group was increased. TC, Ca2+ -Mg2+ -ATPase, and cGMP all increased, while cAMP/cGMP decreased (P<0.05) in the high-dose carvacrol group.
Conclusion
In this study, the rat model of stomach-cold and stomach-heat were successfully established by using cold and heat factors. The result showed that carvacrol had a certain inhibitory effect on body mass, material energy metabolism, cyclic nucleotide level, thyroid hormone and gastrointestinal function in rats with stomach-heat, indicating that the drug was cold. Carvacrol′s cold medicinal property could be biologically explained by TRPV1 activation, UCP1 induction, and TRPM8 suppression.


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