1.Clinical analysis of 244 cases with abdominal wall endometriosis.
Xue Ting PEI ; Yan WANG ; Ling Hui CHENG ; Hong Yan LI ; Xu Qing LI
Chinese Journal of Obstetrics and Gynecology 2023;58(11):818-825
Objective: To investigate the clinical characteristics, diagnosis, treatment, outcomes and prognostic factors of abdominal wall endometriosis (AWE). Methods: A total of 265 AWE patients who underwent surgical treatment in The First Affiliated Hospital of Anhui Medical University from January 2010 to April 2023 were retrospectively selected, and 244 patients had complete follow-up data. According to different depth of lesions, the enrolled patients were divided into three types: type Ⅰ (subcutaneous fat layer, n=30), type Ⅱ (anterior sheath muscle layer, n=174) and type Ⅲ (peritoneum layer, n=40). The general clinical features, perioperative conditions, recurrent outcome and prognostic factors were analyzed in three types. Results: (1) Compared with type Ⅲ patients, the age of onset, parity and incidence of pelvic endometriosis were significantly decreased in type Ⅱ patients [(32.0±4.0) vs (30.0±4.6) years, 1.6±0.6 vs 1.4±0.5, 10.0% (4/40) vs 1.7% (3/174), respectively; all P<0.05], while the proportion of patients with transverse incision was significantly increased [37.5% (15/40) vs 67.3% (115/171); P<0.01]. The first symptoms of type Ⅰ and type Ⅱ were mainly palpable mass in the abdominal wall [73.3% (22/30), 63.2% (110/174), respectively], but the first symptom of type Ⅲ was pain in the abdominal wall [55.0% (22/40); all P<0.05]. (2) No matter the results of preoperative B-ultrasound or intraoperative exploration, the lesion diameters of type Ⅰ, type Ⅱ and type Ⅲ showed significant upward trends (all P<0.05). The proportions of lesion diameter≥3 cm in type Ⅱ and type Ⅲ [67.8% (118/174), 80.0% (32/40)] were significantly higher than that in type Ⅰ (all P<0.05). The median operation time and blood loss of type Ⅰ and Ⅱ were significantly lower than those of type Ⅲ (type Ⅰ vs type Ⅲ: 37.5 vs 50.0 minutes, 10 vs 20 ml, all P<0.05; type Ⅱ vs type Ⅲ: 35.0 vs 50.0 minutes, 10 vs 20 ml, all P<0.05). (3) The median follow-up time was 49 months, the overall symptom remission rate was 98.4% (240/244), and the recurrence rate was 7.0% (17/244). There were no significant differences in recurrence rate and recurrence free time among three types (all P>0.05). Multivariate regression analysis showed that the depth, number, diameter of lesions and postoperative adjuvant medication were not significant factors for postoperative recurrence (all P>0.05). Conclusions: The clinical manifestations of type Ⅲ are the most serious, including obvious abdominal pain symptoms, larger lesion diameter, prolonged operation time, increased intraoperative blood loss and increased incidence of pelvic endometriosis. Complete resection of lesions is an effective treatment for AWE, with high symptom remission rate and low recurrence rate. The depth, number, diameter of lesions and postoperative adjuvant medication are not risk factors for recurrence.
Pregnancy
;
Female
;
Humans
;
Adult
;
Endometriosis/surgery*
;
Retrospective Studies
;
Abdominal Wall/pathology*
;
Risk Factors
;
Abdominal Pain
2.Characterization of CircRNA-Associated CeRNA Networks in Folate Deficiency-Induced Neural Tube Defects.
Shan WANG ; Yu Bing ZENG ; Pei PEI ; Xue Jia HE ; Fan LIU ; Yi WANG ; Ting ZHANG
Biomedical and Environmental Sciences 2023;36(9):837-849
OBJECTIVE:
Circular RNAs (circRNAs) participate in several important pathological processes and have been used in the diagnosis and treatment of various diseases. This study aimed to investigate the role of circRNAs in neural tube defects (NTDs).
METHOD:
We characterized circRNA-associated competitive endogenous RNA (ceRNA) networks in brain tissue of low folate -induced NTDs mouse at embryonic day 13.5 by high-throughput sequencing. The expression levels of Circzfp644, miR-20-5p and Gas7 were detected by RT-PCR. Gas7 and Circzfp644 functions were determined by miRNA-mimics and inhibitors in mouse teratocarcinoma cells (F9 cells), and luciferase gene reporter assay was assessed in the F9 cells. In addition, the expression levels of Circzfp644, miR-20-5p and Gas7 were determined by Nanostring in human NTDs tissues.
RESULTS:
We detected 57 circRNA transcripts, 16 miRNAs, and 148 mRNAs that were significantly dysregulated in NTDs brain tissues compared with their expression levels in control (normal) tissues. Circzfp644 shared miRNA response elements with the growth arrest specific 7 ( Gas7) gene and competitively bound with miR-20-5p to increase the expression of Gas7. Downregulation of Circzfp644 and Gas7 and upregulation of miR-20-5p were found in human NTD tissue.
CONCLUSION
This study provides new perspectives on the role of circRNAs in nervous system development and the pathogenesis of NTDs.
Humans
;
Animals
;
Mice
;
RNA, Circular/genetics*
;
MicroRNAs/metabolism*
;
Down-Regulation
;
Neural Tube Defects/genetics*
;
Folic Acid
3.Preliminary insights into the practice of hypoallergenic home visiting program.
He ZHANG ; Min ZHOU ; Qi Lin ZHOU ; Xin LUO ; Rui ZHENG ; Jing SU ; Guo Wei XIONG ; Yun CHENG ; Ya Ting LI ; Ping Ping ZHANG ; Kun ZHANG ; Min DAI ; Xue Kun HUANG ; Ya Na ZHANG ; Zhao Hui SHI ; Jin TAO ; Yu Qi ZHOU ; Pei Ying FENG ; Zhuang Gui CHEN ; Qin Tai YANG
Chinese Journal of Preventive Medicine 2023;57(12):1957-1963
Allergic diseases affect about 40% of the world's population. Environmental factors are important in the occurrence and development of allergic diseases. Dust mites are one of the most important allergens in the indoor environment. The World Health Organization proposes the "four-in-one, combination of prevention and treatment" treatment principle for allergic diseases, in which environmental control to avoid or reduce allergens is the first choice for treatment. Modern people spend much more time at home (including sleeping) than outdoors, and the control of the home environment is particularly critical. This practice introduces the hypoallergenic home visit program, which including home environment assessment, environmental and behavioral intervention guidance, and common household hypoallergenic supplies and service guidance for the patient's home environment. The real-time semi-quantitative testing of dust mite allergens, qualitative assessments of other indoor allergens, record of patients' household items and lifestyle, and precise, individualized patient prevention and control education will be conducted. The hypoallergenic home visit program improves the doctors' diagnosis and treatment data dimension, and becomes a patient management tool for doctors outside the hospital. It also helps patients continue to scientifically avoid allergens and irritants in the environment, effectively build a hypoallergenic home environment, reduce exposure to allergens in the home environment, and achieve the goal of combining the prevention and treatment of allergic diseases.
Humans
;
Hospitals
;
Life Style
;
Sleep
4.Diagnosis and treatment procedures and health management for patients with hereditary angioedema.
Min ZHOU ; Xin LUO ; Qi Lin ZHOU ; Wen Hao ZHOU ; Rui ZHENG ; Ya Na ZHANG ; Xi Fu WU ; Shuo WU ; Jing SU ; Guo Wei XIONG ; Yun CHENG ; Ya Ting LI ; Ping Ping ZHANG ; Kun ZHANG ; Min DAI ; Xue Kun HUANG ; Zhao Hui SHI ; Jin TAO ; Yu Qi ZHOU ; Pei Ying FENG ; Zhuang Gui CHEN ; Qin Tai YANG
Chinese Journal of Preventive Medicine 2023;57(8):1280-1285
As a recognized rare and highly fatal disease, hereditary angioedema (HAE) is difficult to diagnose and characterized by recurrent edema involving the head, limbs, genitals and larynx, etc. Diagnosis of HAE is not difficult. However, low incidence and lack of clinical characteristics lead to difficulty of doctors on timely diagnosis and correct intervention for HAE patients. Therefore, it is crucial to improve the awareness of this disease and prevent its recurrence. for HAE patients. In view of absent cognition of doctors and the general public on HAE, patients often suffer from sudden death or become disabled due to laryngeal edema which cannot be treated in time. Thus, based on the Internet mobile terminal platform, the team set up an all-day rapid emergency response system which is provided for HAE patients by setting up "one-click help". The aim is to offer optimization on overall management of HAE and designed the intelligent follow-up management to provide timely assistance and specialized suggestion for patients with acute attacks.
Humans
;
Angioedemas, Hereditary/drug therapy*
5.Preliminary insights into the practice of hypoallergenic home visiting program.
He ZHANG ; Min ZHOU ; Qi Lin ZHOU ; Xin LUO ; Rui ZHENG ; Jing SU ; Guo Wei XIONG ; Yun CHENG ; Ya Ting LI ; Ping Ping ZHANG ; Kun ZHANG ; Min DAI ; Xue Kun HUANG ; Ya Na ZHANG ; Zhao Hui SHI ; Jin TAO ; Yu Qi ZHOU ; Pei Ying FENG ; Zhuang Gui CHEN ; Qin Tai YANG
Chinese Journal of Preventive Medicine 2023;57(12):1957-1963
Allergic diseases affect about 40% of the world's population. Environmental factors are important in the occurrence and development of allergic diseases. Dust mites are one of the most important allergens in the indoor environment. The World Health Organization proposes the "four-in-one, combination of prevention and treatment" treatment principle for allergic diseases, in which environmental control to avoid or reduce allergens is the first choice for treatment. Modern people spend much more time at home (including sleeping) than outdoors, and the control of the home environment is particularly critical. This practice introduces the hypoallergenic home visit program, which including home environment assessment, environmental and behavioral intervention guidance, and common household hypoallergenic supplies and service guidance for the patient's home environment. The real-time semi-quantitative testing of dust mite allergens, qualitative assessments of other indoor allergens, record of patients' household items and lifestyle, and precise, individualized patient prevention and control education will be conducted. The hypoallergenic home visit program improves the doctors' diagnosis and treatment data dimension, and becomes a patient management tool for doctors outside the hospital. It also helps patients continue to scientifically avoid allergens and irritants in the environment, effectively build a hypoallergenic home environment, reduce exposure to allergens in the home environment, and achieve the goal of combining the prevention and treatment of allergic diseases.
Humans
;
Hospitals
;
Life Style
;
Sleep
6.Diagnosis and treatment procedures and health management for patients with hereditary angioedema.
Min ZHOU ; Xin LUO ; Qi Lin ZHOU ; Wen Hao ZHOU ; Rui ZHENG ; Ya Na ZHANG ; Xi Fu WU ; Shuo WU ; Jing SU ; Guo Wei XIONG ; Yun CHENG ; Ya Ting LI ; Ping Ping ZHANG ; Kun ZHANG ; Min DAI ; Xue Kun HUANG ; Zhao Hui SHI ; Jin TAO ; Yu Qi ZHOU ; Pei Ying FENG ; Zhuang Gui CHEN ; Qin Tai YANG
Chinese Journal of Preventive Medicine 2023;57(8):1280-1285
As a recognized rare and highly fatal disease, hereditary angioedema (HAE) is difficult to diagnose and characterized by recurrent edema involving the head, limbs, genitals and larynx, etc. Diagnosis of HAE is not difficult. However, low incidence and lack of clinical characteristics lead to difficulty of doctors on timely diagnosis and correct intervention for HAE patients. Therefore, it is crucial to improve the awareness of this disease and prevent its recurrence. for HAE patients. In view of absent cognition of doctors and the general public on HAE, patients often suffer from sudden death or become disabled due to laryngeal edema which cannot be treated in time. Thus, based on the Internet mobile terminal platform, the team set up an all-day rapid emergency response system which is provided for HAE patients by setting up "one-click help". The aim is to offer optimization on overall management of HAE and designed the intelligent follow-up management to provide timely assistance and specialized suggestion for patients with acute attacks.
Humans
;
Angioedemas, Hereditary/drug therapy*
7.A multicenter epidemiological study of acute bacterial meningitis in children.
Cai Yun WANG ; Hong Mei XU ; Jiao TIAN ; Si Qi HONG ; Gang LIU ; Si Xuan WANG ; Feng GAO ; Jing LIU ; Fu Rong LIU ; Hui YU ; Xia WU ; Bi Quan CHEN ; Fang Fang SHEN ; Guo ZHENG ; Jie YU ; Min SHU ; Lu LIU ; Li Jun DU ; Pei LI ; Zhi Wei XU ; Meng Quan ZHU ; Li Su HUANG ; He Yu HUANG ; Hai Bo LI ; Yuan Yuan HUANG ; Dong WANG ; Fang WU ; Song Ting BAI ; Jing Jing TANG ; Qing Wen SHAN ; Lian Cheng LAN ; Chun Hui ZHU ; Yan XIONG ; Jian Mei TIAN ; Jia Hui WU ; Jian Hua HAO ; Hui Ya ZHAO ; Ai Wei LIN ; Shuang Shuang SONG ; Dao Jiong LIN ; Qiong Hua ZHOU ; Yu Ping GUO ; Jin Zhun WU ; Xiao Qing YANG ; Xin Hua ZHANG ; Ying GUO ; Qing CAO ; Li Juan LUO ; Zhong Bin TAO ; Wen Kai YANG ; Yong Kang ZHOU ; Yuan CHEN ; Li Jie FENG ; Guo Long ZHU ; Yan Hong ZHANG ; Ping XUE ; Xiao Qin LI ; Zheng Zhen TANG ; De Hui ZHANG ; Xue Wen SU ; Zheng Hai QU ; Ying ZHANG ; Shi Yong ZHAO ; Zheng Hong QI ; Lin PANG ; Cai Ying WANG ; Hui Ling DENG ; Xing Lou LIU ; Ying Hu CHEN ; Sainan SHU
Chinese Journal of Pediatrics 2022;60(10):1045-1053
Objective: To analyze the clinical epidemiological characteristics including composition of pathogens , clinical characteristics, and disease prognosis acute bacterial meningitis (ABM) in Chinese children. Methods: A retrospective analysis was performed on the clinical and laboratory data of 1 610 children <15 years of age with ABM in 33 tertiary hospitals in China from January 2019 to December 2020. Patients were divided into different groups according to age,<28 days group, 28 days to <3 months group, 3 months to <1 year group, 1-<5 years of age group, 5-<15 years of age group; etiology confirmed group and clinically diagnosed group according to etiology diagnosis. Non-numeric variables were analyzed with the Chi-square test or Fisher's exact test, while non-normal distrituction numeric variables were compared with nonparametric test. Results: Among 1 610 children with ABM, 955 were male and 650 were female (5 cases were not provided with gender information), and the age of onset was 1.5 (0.5, 5.5) months. There were 588 cases age from <28 days, 462 cases age from 28 days to <3 months, 302 cases age from 3 months to <1 year of age group, 156 cases in the 1-<5 years of age and 101 cases in the 5-<15 years of age. The detection rates were 38.8% (95/245) and 31.5% (70/222) of Escherichia coli and 27.8% (68/245) and 35.1% (78/222) of Streptococcus agalactiae in infants younger than 28 days of age and 28 days to 3 months of age; the detection rates of Streptococcus pneumonia, Escherichia coli, and Streptococcus agalactiae were 34.3% (61/178), 14.0% (25/178) and 13.5% (24/178) in the 3 months of age to <1 year of age group; the dominant pathogens were Streptococcus pneumoniae and the detection rate were 67.9% (74/109) and 44.4% (16/36) in the 1-<5 years of age and 5-<15 years of age . There were 9.7% (19/195) strains of Escherichia coli producing ultra-broad-spectrum β-lactamases. The positive rates of cerebrospinal fluid (CSF) culture and blood culture were 32.2% (515/1 598) and 25.0% (400/1 598), while 38.2% (126/330)and 25.3% (21/83) in CSF metagenomics next generation sequencing and Streptococcus pneumoniae antigen detection. There were 4.3% (32/790) cases of which CSF white blood cell counts were normal in etiology confirmed group. Among 1 610 children with ABM, main intracranial imaging complications were subdural effusion and (or) empyema in 349 cases (21.7%), hydrocephalus in 233 cases (14.5%), brain abscess in 178 cases (11.1%), and other cerebrovascular diseases, including encephalomalacia, cerebral infarction, and encephalatrophy, in 174 cases (10.8%). Among the 166 cases (10.3%) with unfavorable outcome, 32 cases (2.0%) died among whom 24 cases died before 1 year of age, and 37 cases (2.3%) had recurrence among whom 25 cases had recurrence within 3 weeks. The incidences of subdural effusion and (or) empyema, brain abscess and ependymitis in the etiology confirmed group were significantly higher than those in the clinically diagnosed group (26.2% (207/790) vs. 17.3% (142/820), 13.0% (103/790) vs. 9.1% (75/820), 4.6% (36/790) vs. 2.7% (22/820), χ2=18.71, 6.20, 4.07, all P<0.05), but there was no significant difference in the unfavorable outcomes, mortility, and recurrence between these 2 groups (all P>0.05). Conclusions: The onset age of ABM in children is usually within 1 year of age, especially <3 months. The common pathogens in infants <3 months of age are Escherichia coli and Streptococcus agalactiae, and the dominant pathogen in infant ≥3 months is Streptococcus pneumoniae. Subdural effusion and (or) empyema and hydrocephalus are common complications. ABM should not be excluded even if CSF white blood cell counts is within normal range. Standardized bacteriological examination should be paid more attention to increase the pathogenic detection rate. Non-culture CSF detection methods may facilitate the pathogenic diagnosis.
Adolescent
;
Brain Abscess
;
Child
;
Child, Preschool
;
Escherichia coli
;
Female
;
Humans
;
Hydrocephalus
;
Infant
;
Infant, Newborn
;
Male
;
Meningitis, Bacterial/epidemiology*
;
Retrospective Studies
;
Streptococcus agalactiae
;
Streptococcus pneumoniae
;
Subdural Effusion
;
beta-Lactamases
8.Exploring Hypertension from "Collateral" and "Wind" of Jueyin
Rui-xue ZHAO ; Ting WANG ; Pei-xuan ZHU ; Lu JING ; Xian WANG
Chinese Journal of Experimental Traditional Medical Formulae 2022;28(6):199-205
Hypertension is the most important risk factor for cardiovascular and cerebrovascular diseases, affecting the structures and functions of important organs of the body, such as the heart, brain, and kidney. At present, the prevalence of hypertension in China remains high. How to effectively curb the incidence of hypertension and reduce target organ damage in patients with hypertension is an urgent challenge that needs to be addressed. Traditional Chinese medicine (TCM), by virtue of its unique efficacies and advantages, is increasingly applied around the world. In TCM, "wind" is considered as a major constant factor in the development of hypertension. Some scholars believe that hypertension is located in collaterals, and the lesions of collaterals are also important reasons for the occurrence and development of hypertension. Collateral diseases and pathogenic wind are closely related to the development of hypertension as well as target organ damage in the heart, brain, and kidney. From the six-meridian syndrome differentiation for febrile diseases, "collateral" and "wind" are closely related to the Jueyin, with collateral diseases classified into Jueyin diseases and pathogenic wind beginning in the Jueyin. The occurrence, development, and persistence of hypertension are closely related to Jueyin diseases. The present study analyzed the pathogenesis and treatment of hypertension from "collateral" and "wind" of the Jueyin, and specifically discussed the relationship between hypertension and "collateral" and "wind" of the Jueyin. It is believed that the internal depression of wind and fire in the Jueyin results in the upward impulse of liver fire, and the deficiency of Jueyin can trigger the internal movement of liver wind and stirring wind due to collateral deficiency. External contraction in the Jueyin due to the induction of external wind is the important pathogenesis of the development of hypertension and the damage to target organs such as the heart, brain, and kidney. The therapeutic methods for both "collateral" and "wind" were also discussed based on the primary prescription for Jueyin, Wumei Pills. Six-meridian syndrome differentiation can guide the therapeutic principles for all diseases and inspire posterity. Exploring the pathogenesis and treatment of hypertension from “collateral" and "wind" of the Jueyin is of great significance in guiding the prevention and treatment of hypertension, reducing target organ damage in patients with hypertension, and improving the prognosis of cardiovascular and cerebrovascular diseases.
9.Mechanism of Tianhe Zhuifeng Ointment in treating rheumatoid arthritis with syndrome of internal obstruction and cold-dampness and compatibility principles based on "disease-syndrome-formula" association network.
Xue-Ting LIU ; Wen-Jia CHEN ; Wei LIU ; Pei-Hao LI ; Yong-Hao HU ; Na LIN ; Yan-Qiong ZHANG
China Journal of Chinese Materia Medica 2022;47(18):4978-4986
This study aims to explore the mechanism of Tianhe Zhuifeng Ointment in treating rheumatoid arthritis(RA) with syndrome of internal obstruction and cold-dampness and the compatibility characteristics based on the "disease-syndrome-formula" association network. A gene set associated with the clinical symptoms of RA was collected from Integrative Pharmacology-based Research Platform of Traditional Chinese Medicine v2.0(TCMIP v2.0). The different expression gene set of RA with syndrome of internal obstruction and cold-dampness was screened out by transcriptomic expression profile detection and bioinformatics data mining of the comparison of RA patients with syndrome of internal obstruction and cold-dampness and healthy volunteers. The chemical composition information of 35 Chinese medicines from Tianhe Zhuifeng Ointment was collected from TCMIP v2.0 and Traditional Chinese Medicine Bank(TCMBank). The candidate targets were predicted based on the similarity principle of compounds structure. The interactive network of "related gene of RA with syndrome of internal obstruction and cold-dampness-candidate target of Tianhe Zhuifeng Ointment" was constructed. The core network targets were screened out by topological characteristics of calculating network, and the functional exploration was carried out based on Kyoto Encyclopedia of Genes and Genomes(KEGG) and Reactome Pathway Database. The compatibility mechanisms of various efficacy groups of Tianhe Zhuifeng Ointment were further explored. The results showed that the candidate targets of Tianhe Zhuifeng Ointment were mainly involved into the modules of "immune-inflammation" regulation, nervous system function, cell function, and substance and energy metabolism, etc. The mechanisms of various efficacy groups emphasized on different aspects. The group of dispelling wind and removing dampness-dredging channels and activating collaterals, the group of extinguishing wind and stopping convulsions, and the group of pungent analgesia regulated "immune-inflammation" system by warming meridians and dissipating cold. The group of activating blood and resolving stasis and the group of strengthening sinews and bones regulated "immune-inflammation" system by activating blood and dredging channels. The group of dispelling wind and removing dampness-dredging channels and activating collaterals, the group of extinguishing wind and stopping convulsions, the group of activating blood and resolving stasis, the group of strengthening sinews and bones, and the group of clearing heat and draining water affected the nervous system by invigorating Qi-blood and benefiting spirit. The group of dispelling wind and removing dampness-dredging channels and activating collaterals and the group of extinguishing wind and stopping convulsions regulated cell function and substance and energy metabolism by dispelling wind and eliminating cold-dampness. The group of activating blood and resolving stasis and the group of strengthening sinews and bones regulated the cell function and substance and energy metabolism by activating blood and strengthening sinews and bones. The results showed that Tianhe Zhuifeng Ointment exerted the comprehensive efficacy of dispelling wind, removing dampness, activating blood, removing stasis, warming meridians, dredging channels, and strengthening sinews and bones through adjusting the imbalance of "immune-inflammation", regulating nervous system, cell function, and interfering with substance and energy metabolism, thus improving the syndrome of internal obstruction and cold-dampness. The findings of this study laid foundations for clarifying the therapeutic characteristics and clinical orientation of Tianhe Zhuifeng Ointment.
Arthritis, Rheumatoid/genetics*
;
Drugs, Chinese Herbal/therapeutic use*
;
Humans
;
Inflammation/drug therapy*
;
Medicine, Chinese Traditional
;
Ointments
;
Seizures
;
Syndrome
10. Intermedin inhibits lipopolysaccharide-induced polarization of macrophages by activating AMPK signaling pathway
Y An-Hong WANG ; Ji-Hua TIAN ; Jia YANG ; Yuan XUE ; Ting-Ting ZHANG ; Pei-Xia YU ; Pei-Xia YU
Chinese Pharmacological Bulletin 2022;38(2):196-201
Aim To evaluate the mechanism by which intermdin(IMD)inhibits lipopolysaccha ride(LPS)-induced polarization in RAW264.7 cells.Methods RAW264.7 cells were divided into control groups, LPS groups, LPS+IMD groups, LPS+IMD+Compound C groups.The mRNA expressions of tumor necrosis factor-α,(TNF-α,), CD86, inducible nitric oxide synthase(iNOS), Arginase-1(Arg-1)and CD206 were detected by Realtime-PCR.The protein expressions of p-AMPK, AMPK, TNF-α, intereukin-6(IL-6)and intereukin-10(IL-10)were detected by Western blot.The proportion of CD86+ M1 type cells was detected by Flow cytometry.In addition, the expression levels of supernatant cytokines, including IL-6 and TNF-α, were detected by ELISA.Results Compared with control and LPS groups, IMD treatment could up-regulate the expression level of p-AMPK and the ratio of p-AMPK/AMPK.LPS promoted M1 polarization, since the expressions of CD86, TNF-α and iNOS increased, while the expressions of CD206 and Arg-1 decreased by LPS induction.The proportion of M1 type cells increased and the secretion of TNF-α, IL-6 in the cell supernatant increased.And IMD treatment could inhibit the polarization of M1 induced by LPS.These effects were reversed by Compound C, an inhibitor of AMPK.Conclusion IMD can inhibit the M1-type polarization of LPS-induced macrophages by activating AMPK signaling pathway.

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