1.Preliminary Methodology Exploration of TCM Syndrome Regulation Laws Research Based on TCM Constitution
Yana ZHOU ; Nan XIANG ; Jiangrong HUANG ; Zhen ZHAO ; Shusong MAO
World Science and Technology-Modernization of Traditional Chinese Medicine 2015;(8):1711-1714
The research on regulation rules of traditional Chinese medicine (TCM) syndrome was the core of TCM syndrome information. It was thought that the constitution identification which provided the technology for evaluating health status was one of the bases in drawing the curve of conditional standard of syndrome. It was fitted and analyzed by the curve of conditional evolution of syndrome through establishing the curve of conditional standard of TCM constitution theory. It was the key technology of realizing the dynamical evaluation of TCM clinical effect.
2.Effects and mechanisms of 5-aza-2'-deoxycytidine on endometrial cancer cell
Yuquan ZHANG ; Xiaoyan MAO ; Xiaoling MA ; Mu ZHANG ; Nan SHENG
Chinese Journal of Obstetrics and Gynecology 2009;44(11):861-864
Objective To investigate the effects and mechanisms of 5-aza-2'-deoxycytidine (5-Aza-CdR) on endometrial cancer cell.Methods In vitro experiments of 5-Aza-CdR were done using human endometrial cancer cell line HEC-1B.Evaluation of cellular proliferation and apoptosis was ascertained respectively using trypan blue exclusion and flow cytometry.RT-PCR and methylation specific PCR(MSP) was done to detect the expression of RASSF1 A mRNA and methylation status of RASSF1 A promoter of HEC-1B cell line.Results (1) The status of cellular growth and apeptosis of HEC-1 B cell line:the growth inhibition effects of 5-Aza-CdR on HEC-1B cell line were both concentration-dependent (P < 0.01) and time-dependent(P <0.01),as well as the apoptosis rate of HBC-1-B cell line depended on the dose of 5-Aza-CdR obviously(P <0.01).(2)The expression of RASSF1A mRNA of HEC-1B cell line:RASSF1A mRNA was expressed in HEC-1B cell after 5-Aza-CdR treatment,but it was undetectable before the treatment.In the groups with different concentration of 5-Aza-CdR (0.05,0.1,1,5,10 nmol/ml),the expression of RASSF1A mRNA was respectively 0.074±0.004,0.105±0.004,0.167±0.006,0.334±0.005,0.484±0.007,which were remarkably different from the group without 5-Aza-CdR(the expression of RASSF1A mRNA was 0;P < 0.01).(3) The hypermethylation of RASSF1A promoter of HEC-1B cell line:the hypermethylation of RASSF1A promoter was detected in HEC-1B cell line.The status of hypermethylation was decreased after treatment with 5-Aza-CdR of 0.05,0.1,1,5 nmol/ml,meanwhile,both methylation bands and demethylation bands were observed by methylation specific PCR.After the treatment with 5-Aza-CdR of 10 nmol/ml the hypermethylation was absent absolutely.Conclusions (1) In HEC-1B cell line,5-Aza-CdR can inhibit cell proliferation and induce cell apopotosis.(2) 5-Aza-CdR can renew the expression of RASSF1A mRNA of HEC-1B cell line and reverse the hypermethylation of RASSF1A promoter.
3.Relationship between metabolic syndrome and postprostatectomy recurrence of benign prostatic hyperplasia in the elderly
Binwu SHENG ; Jianqin ZHANG ; Mao MA ; Xunyi NAN
Chinese Journal of Geriatrics 2014;33(4):389-392
Objective To investigate the relationship between metabolic syndrome (MS) and early recurrence of benign prostatic hyperplasia (BPH) after prostatectomy in the elderly.Methods A total of 152 men aged 65 to 88 years with prostatectomy for more than 5 years were enrolled from August 2008 to March 2013.Blood pressure,body weight,body height,body mass index (BMI) and international prostate symptom score (IPSS) were detected.Levels of fasting blood glucose (FBG),triglyceride (TG),low-density lipoprotein cholesterol (LDL-C),high-density lipoprotein cholesterol (HDL-C),prostate specific antigen (PSA) and maximum urinary flow rate (Qmax) were determined.The correlation of MS-related parameters with prostate volume,IPSS and Qmax were evaluated.Results BPH recurrence rate was significantly higher in patients with MS than without MS (11/26 vs.27/126,x2=12.76,P<0.001).PSA level,prostate volume and IPSS were significantly higher or larger in the MS group than in the non-MS group [(1.96±0.82)μg/L vs.(1.81±0.90)μg/L,(28.26±5.50) ml vs.(22.38±4.00)ml,(11.12±3.18)vs.(7.11±2.37),F=28.654,44.41,38.56,respectively,P<0.001],while Qmax value was significantly lower in the MS group than in the non-MS group [(14.77±5.29) ml/s vs.(19.80±4.70) ml/s,F=59.48,P<0.001].The liner regression analysis showed that in postprostatectomy recurrence group,PV and IPSS had significantly positive correlations with levels of FBG and TG,and BMI (P<0.05),and had significantly positive correlations with BMI and FBG in non-recurrence group (P<0.05),while Qmax had a significantly negative correlation with BMI,systolic blood pressure and FBG in the two groups (P<0.05).Conclusions There is a significant relationship between MS and higher BPH recurrence in elderly patients.
4.Discussion on acupuncture for cerebral apoplexy from the view of rehabilitation.
Zhong-Nan MAO ; Tian-You HE ; Cheng-Lin LUO
Chinese Acupuncture & Moxibustion 2014;34(3):293-296
Abundant experiences have already been accumulated in treatment of stroke with acupuncture. Development of rehabilitation theory also brings unprecedented opportunity and challenge to acupuncture. Combined with the modern rehabilitation theory and practice, it is very helpful to deepen the understanding on treatment of acupuncture for cerebral apoplexy and enhance the therapeutic effect in clinic by studying the mechanism of acupuncture treatment, opportunity of intervention, selection of acupoints, needling manipulations and quantity of stimulations etc. Through analysis on the necessity and the way of combination of acupuncture and modern rehabilitation, it is concluded that rehabilitation evaluation, rehabilitation phases and obstacle analysis should be taken as references by acupuncturists to reinforce the therapeutic effect and creditability of acupuncture treatment on cerebral apoplexy.
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5.Pharmacokinetics of teicoplanin in rabbit eyes
Li-na, MAO ; Na, LIU ; Yu, LUO ; Jie, LI ; Nan-nan, DU
Chinese Journal of Experimental Ophthalmology 2012;30(7):621-624
Background Endophthalmitis is a serious infectious eye disease.Efficient drug therapy plays a key role in the early stage.There have been few researches on teicoplanin treating endophthalmitis and pharmacokinetics in ocular tissue.Objective The present study was to investigate the intraocular pharmacokinetic course and feature of intravitreal administration of teicoplanin.Methods Thirty-three Japanese white rabbits were included in this study and randomized into 6 groups.The right eyes of the rabbits were used in experiment.5 g/L of teicoplanin was injected into the vitreous cavity,and vitreous and aqueous humor samples were extracted after 15 minutes,30 minutes,1,2,4,6,12,24,48,96 and 192 hours,and the concentration of teicoplanin was determined by bioassay.Results The logarithmic value of the concentration of teicoplanin was raised with the increase in the bacterial inhibition zone diameters,of which the equation of the regression curve was Y =0.174X-0.813(R2=0.999).A good linear relationship was presented within 1.0-80.0 mg/L.Single intravitreal injection of teicoplanin was compliant with the two-compartment model.Moreover,the distribution phase Tα1/2 and elimination phase Tβ1/2 of vitreous were 1.68 and 152.15 hours,separately.And Tα1/2 and Tβ1/2 of the aqueous humor were 2.83 hours and 70.56 hours,individually.The peak teicoplanin concentrations in the vitreous and aqueous humor were(358.47±21.53)mg/L and(102.17±9.54)mg/L at 1 hour,respectively and remained at(4.38±0.68)mg/L and(2.38±0.38)mg/L,respectively 192 hours later.Conclusions Intravitreal injection of 0.5 mg of teicoplanin can remain therapeutic concentration for a long time in the vitreous and aqueous humor.
6.Observation on therapeutic effect of acupuncture on hyperemesis gravidarum.
Chinese Acupuncture & Moxibustion 2009;29(12):973-976
OBJECTIVETo explore a more effective therapy for treatment of hyperemesis gravidarum.
METHODSNinety cases were randomly divided into an acupuncture group, a western medicine group and a Chinese medicine group, 30 cases in each group. They were treated with same supplement of water and electrolyte, with acupuncture at Dazhu (BL 11), Shangjuxu (ST 37), Neiguan (PC 6), Gongsun (SP 4), etc. added in the acupuncture group, with oral administration of Luminal 30 mg thrice each day added in the western medicine group and with oral administration of Chinese herbal decoction according to syndrome differentiation of TCM added in the Chinese medicine group. The therapeutic effect, ketone bodies, carbon dioxide combining power (CO2-CP) and electrolyte imbalance situation in all the groups were observed.
RESULTSAfter treatment for 7 days, the total effective rate of 96.7% in the acupuncture group was better than 46.7% in the western medicine group and 60.0% in the Chinese medicine group (both P < 0.01). There were significant improvements in ketone bodies in the acupuncture group compared with those before treatment and those in the western medicine group (both P < 0.05), and improvements in CO2-CP and electrolyte imbalance in all the groups were following the recovery of disease.
CONCLUSIONAcupuncture has rapid and obvious therapeutic effect on hyperemesis gravidarum without adverse reactions.
Acupuncture Points ; Acupuncture Therapy ; Adult ; Drugs, Chinese Herbal ; therapeutic use ; Female ; Humans ; Hyperemesis Gravidarum ; drug therapy ; therapy ; Phenobarbital ; therapeutic use ; Pregnancy ; Treatment Outcome ; Young Adult
7.The effects of repetitive transcranial magnetic stimulation combined with abdominal muscle electrical stimulation on the pulmonary ventilation of patients with cervical spinal cord injury
Ning LI ; Hua YUAN ; Xiang MOU ; Qi DU ; Li MAO ; Nan HUI
Chinese Journal of Physical Medicine and Rehabilitation 2013;35(11):875-878
Objective To observe the effects of repetitive transcranial magnetic stimulation (rTMS) combined with abdominal muscle electrical stimulation on the pulmonary ventilation of patients with cervical spinal cord injury.Methods Twenty-five patients with cervical spinal cord injury were randomized into an experimental group (n =13) and a control group (n =12).The control group was given comprehensive rehabilitation treatment,including upper limb movements,standing training and training of respiratory function,while the experimental group was given repetitive transcranial magnetic stimulation and abdominal muscle electrical stimulation in addition to the comprehensive rehabilitation treatment.The patients' maximum lung capacity (VC),forced expiratory volume for 1 second (FEV1),peak expiratory flow rate (PEF) and tidal volume (VT) were measured at the outset and after 3 months of treatment.Results The lung function indexes increased in both groups after treatment,but each index improved significantly more in the experimental group,on average,than in the control group.Conclusion As a supplement to routine respiratory function training,repetitive transcranial magnetic stimulation combined with abdominal intermediate frequency electrical stimulation can improve the pulmonary ventilation function of patients with middle and lower cervical spinal cord injury.
8.The target/no target ratio analysis of 18F-FDG uptaking in head and neck malignancy by SPECT/CT coincidence imaging
Nan LI ; Xibao MAO ; Chenmin DING ; Wenjun BAO ; Jing FAN ; Ningjuan XUE
Tianjin Medical Journal 2016;44(1):98-101
Objective To investigate the influencing factors of 18F-FDG uptaking in head and neck malignancy by SPECT/CT coincidence imaging. Methods 18F-FDG SPECT/CT coincidence imaging was performed in 32 patients with head and neck malignancy after surgery, radiotherapy or radiotherapy + chemotherapy. The radio of target/no target (T/N) was calculated. The gender, age, fasting blood glucose level, size of tumor, location of tumor, pathological classification, de-gree of cell differentiation and treatment modalities were analyzed between groups. Results The single-factor analysis of variance showed that the T/N value was significantly higher in >70 yeas old, group than that of 41-50 yeas old group and 51-60 yeas old group (P<0.05). The T/N value was significantly lower in tumor size<2 cm group than that of 2-5 cm group and>5 cm group (P<0.05). And it was lower in poor differentiated tumor group than that of. undifferentiated tumor group (P<0.05). There were no significant differences in T/N values between other indicator groups (P>0.05). The multiple linear regression analysis showed that 18F-FDG uptaking in head and neck malignancy (T/N=Y) was related to the age of patients (X2), the diameter of tumor (X4) and the degree of cell differentiation (X9): =-4.389 25+0.053 03 X2+1.617 86 X4+0.718 35 X9. Conclusion Tumor recurrence is more likely to occur in patients with age>70 years old, the diameter of tumor≥2 cm, and the anaplastic head and neck malignancy.We should pay much attention to the diagnosis and follow-up for these pa-tients.
9.Comparison of P63 Protein Expression in Non-small Cell Lung Cancer between Xuanwei and Other Regions
Jun LIU ; Gaofeng LI ; Nan CHEN ; Jun PENG ; Xinlong CHEN ; Ping WANG ; Xin MAO ; Xiangu NING
Journal of Kunming Medical University 2014;(1):37-41
Objective The purpose of the study was to compare the P63 expression in non-small cell lung cancer (NSCLC) between Xuanwei and other regions, and to investigate the relationship of P63 expression and biological behavior. Methods Immunohistochemical method was used. Results The results indicated that the expression of P63 in lung squamous cell carcinoma was extraordinarily high. P63 was related to the TNM staging system,tissue differentiation degree and lymph node metastasis,but not related to gender. In NSCLC,there was no significant difference of the P63 positive expression rate in the same pathological types, staging, tissue differentiation degree, lymph node metastasis and gender between Xuanwei and other regions. It indicated that the expression of P63 was not the reason why it was high incidence of lung cancer in Xuanwei region.
10.Effects of α-crystallin on bioactivity of iNOS in the activated retinal microglial cells
Nan WU ; Jiangning XU ; Yiru LI ; Mao YE ; Jia YU ; Yi WANG
Chinese Journal of Trauma 2012;(12):1130-1134
Objective To investigate effects of α-crystallin on proliferation of lipopolysaccharide (LPS)-activated retinal microglia and bioactivity of iNOS.Methods The retinal microglial cells cultured in vitro were analyzed and their purity was identified by cell immunofluorescence and flow cytometry.After microglia cells being intervened using LPS and α-crystallin at various concentrations,influence of α-crystallin on activity of LPS-activated retinal microglia was detected by MTT method and level of NO was measured by RT-PCR to observe changes of iNOS expression in microglia.Results Purity of primary cultured microglial cells was 94.15% by GSA-IB4 immunohistochemical identification and 93.34% by CD11b flow cytometry.α-crystallin of 10-4g/L awakened activity of microglia induced by 10-6g/L LPS (P < 0.01).Expressions of iNOS protein and mRNA showed significant decrease in combined treatment group (P < 0.05).Conclusion In clinical condition,α-crystallin decreases the harm of microglial cells on retinal ganglial cells (RGCs) after optical nerve injury by inhibiting the microglia cells to produce NO and iNOS.