1.Relationship between gastric cancer and the expressions of IL-6,IL-6 receptor and proliferating cell nuclear antigen
Medical Journal of Chinese People's Liberation Army 2001;0(07):-
Objective To detect the expression of IL-6 in peripheral blood of patients with gastric cancer,as well as the expressions of IL-6,IL-6 receptor(IL-6R) and proliferating cell nuclear antigen(PCNA) in the neoplastic tissue in order to investigate the clinical significance of such expressions in looking for a convenient and effective way for the diagnosis and therapy of gastric cancer.Methods Enzyme-linked immunosorbent assay(ELISA) was employed for the parallel semi-determination of IL-6 levels in the peripheral blood of 30 patients with gastric cancer,as well as the levels of IL-6 and IL-6R in the neoplastic and adjacent tissues.The expression of PCNA in the neoplastic tissues was determined with immuno-histochemistry technique.Moreover,the correlation was comprehensively analyzed among IL-6,IL-6R,PCNA and the clinicopathologic findings of gastric cancers.Results The IL-6 levels in both peripheral blood and neoplastic tissues of 30 patients were significantly higher than those of the normal controls.The IL-6 levels in peripheral blood decreased significantly after operation;the IL-6 and IL-6R levels in cancer tissues were significantly higher than those in their adjacent tissues with a positive correlation between IL-6 and IL-6R levels.The expressions of IL-6,IL-6R and PCNA in both peripheral blood and neoplastic tissues of patients were positively related to the clinical manifestation of gastric cancer,including the differentiation degree of cancer cells,tumor size,infiltration extent and the metastasis of cancer cells.Conclusions IL-6,IL-6R and PCNA are the important factors which affect the degree of malignancy of the gastric cancer concerned,and they also,reflect the possibility of infiltration and metastasis of cancer cells.The IL-6 level in peripheral blood and the levels of IL-6,IL-6R and PCNA in tumor tissues of patients with gastric cancer are obviously high.The expression levels of all these factors are correlated with the clinicopathologic findings of gastric cancer.An adequate determination of IL-6 and PCNA is of benefit to the diagnosis and treatment of gastric cancer,and to the judgment of the course and prognosis of gastric cancer.
2.Treatment of otorhinolaryngologic diseases of deficient heat type with Professor XIE Qiang's Tihu Guanding needling method.
Dan CHEN ; Qiange XIE ; Bing-Lin HUANG
Chinese Acupuncture & Moxibustion 2014;34(1):77-79
Professor XIE Qiang's Tihu Guanding needling method, a kind of acupuncture method which takes acupoints of the Conception Vessel as the primary and acupoints of the Governor Vessel as the secondary. Acupoints Lianquan (CV 23), Tiantu (CV 22), Qihai (CV 6), Zhongwan (CV 12), Baihui (GV 20) and Dazhui (GV 14) are adopted as the basic ones. Other points can be added according to various symptoms, for instance, Yingxiang (LI 20) and Yintang (GV 29) for rhinopathy, Tinggong (SI 19) and Yifeng (TE 17) for otopathy, Yan'an (Professor XIE's experience) and Shanglianquan (EX-HN 21) for pharyngopathy and Kaiyin 1 (Professor XIE's experience) and Kaiyin 2 (Professor XIE's experience) for laryngopathy. During the needle retention, rotation manipulation should be done every 5 min at Lianquan (CV 23). And the patient should be told to put the tip of one's tongue at the the palate as well as to do deep breathing to communicate the Conception Vessel and the Governor Vessel. Moxibustion is adopted at Yongquan (KI 1) to induce the up floating fire to mingmen (where the primary yang is stored). The therapeutic effect on treatment of persistent otorhinolaryngologic diseases with the above mentioned method is approve to be good.
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3.A new mode of scientific research training for adult nursing students in junior-to-regular college education program
Manying ZHOU ; Lin CHEN ; Yong LIN ; Bing REN
Journal of Medical Postgraduates 2014;(9):959-961
Objective How to improve nursing students′consciousness and ability of scientific research remains a big chal-lenge to in advanced nursing education .This study aimed to investigate the mode and methods of training the scientific research ability of adult nursing students in the junior-to-regular college education program . Methods Using a new mode of scientific research train-ing, i.e.class training+tutors′guidance+individual appraisal , we trained 242 adult nursing students from grades 2009 to 2013 of the junior-to-regular college education program , along with related questionnaire investigation . Results All the students considered the mode to be effective in improving their consciousness and ability of scientific research .During their study at school , they published 115 research papers in the Source Journals for Chinese Scientific and Technical Papers and Citations , and 18 of them undertook nursing re-search projects and won various awards for science and technology achievements in nursing research . Conclusion This new mode can effectively promote the scientific research ability of adult nursing students in the junior -to-regular college education program .
4.Determination of Vitamin B_1 and Vitamin B_6 in Gengnianling Capsules by HPLC Simultaneously
Yuan HU ; Bing WU ; Lin CHEN ; Youping LIU
China Pharmacy 2005;0(21):-
OBJECTIVE:To determinate vitamin B1 and vitamin B6 in Gengnianling capsules by HPLC simultaneously .METHODS: The separation was performed on Hypersil-ODS C18 column, methanol - sodium hexanesulfonate solution(20 : 80) was used as mobile phase with a flow rate of 0.8ml/ min and detection wavelength of 280nm.RESULTS: Linear correlations with peak area scores were achieved when the sample size of vitamin B1 and vitamin B6 were with a range of 0.884?g-2.652?g (r = 0.9 999) and 0.714?g-2.142?g(r = 0.9 999) .respectively, the average recovery of which were 95.87%(RSD = 0.82%) and 101.96% (RSD = 0.86%), respectively .CONCLUSION: The method is simple, accurate and it can be used for quality control of Gengnianling Capsule.
5.Laparoscopic repair of esophageal hiatal hernia.
Bing, MA ; Wen, TIAN ; Lin, CHEN ; Peifa, LIU
Journal of Huazhong University of Science and Technology (Medical Sciences) 2011;31(2):231-4
This study was to appraise safety and feasibility of laparoscopic approach and investigate the clinical effects of laparoscopic tension-free repair of esophageal hiatal hernia using mesh. From August 2006 to July 2009, 24 patients with esophageal hiatal hernia underwent laparoscopic repair. Twenty-three patients received laparoscopic tension-free repair using mesh, at the same time, Toupet or Dor partial fundoplication was performed. One patient was converted to open surgery. The average operating time was 90 min (70-210 min) and the blood loss was between 10-110 mL. There was no death. The mean postoperative hospital stay was 5 days (3-30 days). During a follow-up period of 12-20 months (mean 15 months), there was no recurrence of the hernia, and no complication with use of mesh. The present study suggested that laparoscopic approach was secure and minimally invasive operation for esophageal hiatal hernia and the use of mesh could reduce recurrence rate.
6.Study on quality of life and its related factors among patients with chronic hepatitis B
Mai SHI ; Xiaotao MA ; Bing LIN ; Jie CHEN
Chinese Journal of Infectious Diseases 2016;34(5):267-270
Objective To evaluate the quality of life (QOL ) of chronic hepatitis B (CHB) patients and to explore its related factors .Methods SF‐36 questionnaire was used to evaluate the QOL of 626 CHB patients visited or hospitalized in China‐Japan Friendship Hospital from July 2014 to June 2015 .And the residents around the hospital were included as control group .Sociological characteristics ,clinical data , health related behaviors and nutritional status were collected .Logistic regression analysis was used to analyze the factors related to quality of life . Results Six hundred and twenty‐six participants were enrolled in each group ,including 424 males and 202 females .The average age of CHB group and control group were 44 .2 ± 13 .9 and 44 .2 ± 13 .9 ,respectively .The average QOL score of the CHB patients was 72 .25 ± 16 .06 ,and 8 dimensions and 2 domains of CHB group were lower than those of control group (both P < 0 .05 ) . In multivariate analysis , factors independently associated with higher physical component summary (PCS) score were younger age (18—45 years old:OR=0 .27 ,95% CI:0 .13—0 .54 ;45—60 years old :OR= 0 .47 ,95% CI:0 .23—0 .95) ,high‐quality sleep (OR= 0 .20 ,95% CI:0 .12—0 .33) ,frequent exercise (OR=0 .37 ,95% CI:0 .19—0 .73) or occasional exercise (OR=0 .49 ,95% CI:0 .30—0 .77) ,and mild hepatitis symptoms (mild:OR=0 .19 ,95% CI:0 .05 -0 .76 ;moderate :OR=0 .20 ,95% CI:0 .06—0 .68 ) , while disease duration was associated with lower PCS score ;factor independently associated with higher mental component summary (MCS) score was high quality sleep (OR=0 .25 , 95% CI:0 .16—0 .41) ,while longer duration (OR= 14 .04 ,95% CI:1 .81—109 .38) and lower weight (OR=2 .72 ,95% CI:1 .48—4 .98) were associated with reduced MCS score ( all P<0 .05) .Conclusions The QOL of CHB patients is damaged universally .More attention should be paid to the health related life behavior and nutritional status of CHB patients in the future management .
7.Effects of Compound Di Gui Capsule on the Metabolic Disorders of Glucose and Lipid in Streptozotocin-induced Diabetic Rats
Jun LIN ; Zhifeng LIANG ; Bing CHEN ; Zhiming HUANG ; Biao OU
Traditional Chinese Drug Research & Clinical Pharmacology 2000;0(05):-
Objective To study the effects of Compound Di Gui Capsule (CDGC) on the levels of glucose and lipid in diabetic rats.Methods Rats models with diabetes mellitus were induced by intraperitoneal injection of streptozotocin (50mg?kg-1).Then the diabetic rats were divided into different groups at random.CDGC groups were given CDGC in the dosages of 2.4,1.2,0.6 g?kg-1?d-1 respectively by gastric gavage for 90 d.Levels of whole blood glucose,glycosylated hemoglobin,total cholesterol (TC),triglyceride (TG),low-density lipoprotein cholesterol (LDL-C),high-density lipoprotein cholesterol (HDL-C),nitric oxide (NO),total antioxidation capacity (T-AOC) were determined.The insulin level and the pathological changes of pancreatic tissues were also observed.Results The glucose level of diabetic rat was decreased 2h after administration.After administration of CDGC for 90d,the glycosylated hemoglobin,TG,LDL-C and NO were markedly decreased,islet ?cells were protected and restored,and the insulin level and T-AOC were increased.Conclusion CDGC can regulate the metabolism of glucose and lipid in diabetic rats,and can protect and restore the pancreatic islet cells.
8.In vitro differentiation of islet-like cells from mouse bone-marrow stem cells on a PLGA scaffold
Yimin SONG ; Chen LIN ; Xiaobin LI ; Bing MU ; Yupei ZHAO
International Journal of Biomedical Engineering 2014;37(5):-
Objective To investigated the potential influences of poly(lactic-co-glycolicacid)(PLGA)scaffold as a platform on the differentiation of mouse bone-marrow stem cells to islet-like cells.Methods Mouse bonemarrow stem cells were grown and differentiated in culture with or without PLGA scaffold,and cell morphology and functions were compared within these groups.Results The PLGA scaffold showed fine biological compatibility.Differentiated islet-like cells were dithizone (DTZ) positive,insulin and C-peptide double positive,glucagon positive and somatostatin positive in both groups.Under electron microscope there were ultrastructures similar to that of islet β cells in cells of both groups.Cells with PLGA scaffold secreted more insulin under high level glucose stimulation (P<0.01).Conclusions PLGA scaffold was biologically compatible and improved function of the differentiated islet-like cells.
9.Gradient pH co-precipitation to recover proteins from plasma discarded in artificial-liver treatment
Bing XU ; Chen PAN ; Xiao-Zhi JIANG ; Man-Zhi LIN ; Min CHEN ; Zhuo LIN ; Yi CHEN ; Hui-Cong CHEN ;
Chinese Journal of Infectious Diseases 2001;0(05):-
Objective To set up a system in vitro to rapidly recover plasma proteins lost during artificial-liver treatment.Methods The polyprotein precipitation was obtained by all proteins whose isoelectric point pH value were between 7.3 and 5.1,which collided with each other and aggregated using gradient pH co-precipitation(adding 1 mol/L citric acid slowly in the plasma solution to change the pH values gradually from 7.3 to 5.1 in 5 h)combined with salting out(degree of saturation of NaCl is 33%,reacted for 5.5 h at 4℃)or low-temperature ethanol precipitation(40% ethanol, reacted for 5.5 h at -7℃)so that to get rid of toxicants by discarding the supernatant.Results In the range of pH 5.1-7.3,50%(29g/57g)of the total plasma proteins had been recovered by the gradient pH salting out and 41%(25 g/61g)by the gradient pH low-temperature ethanol co-precipi- tation.The protein remained in the supernatant was mostly albumin and its combined bilirubin.The levels of total bilirubin decreased to 0.07% and 0.06% of the original levels by these two methods respectively and the serum HBV DNA level decreased to be undetected(quantitative PCR).Conclu- sions The proteins with close isoelectric point can co-precipitated with the presence of high concen- tration of NaCl or low-temperature ethanol and by changing the pH value gradually.The total protein in the discarded plasma during artificial-liver treatment can be recovered rapidly using the gradient pH coprecipitation.
10.On-pump, beating-heart intracardiac procedures for congenital heart disease with severe pulmonary hypertension
Lin CHEN ; Yingbin XIAO ; Xuefeng WANG ; Qianjin ZHONG ; Bocheng CHEN ; Jinjin CHEN ; Bing LIU ; Xiangjun ZENG
Journal of Third Military Medical University 2001;23(5):505-507
Objective To compare the clinical efficiency of intracardiac procedures on traditional cardioplegic arrested-heart and on-pu mp beating-heart for congenital heart disease (CHD) with severe pulmonary hyper tension. Methods Among all 153 cases, 95 cases underwent operat ions on cardioplegic arrested-heart, while 58 on-pump beating-heart. In arres ted-heart group, 79 cases with ventricular septal defect (VSD), 13 with atria l septal defect (ASD) and 3 with patent ductus arteriosus (PDA) were examined whi le in beating-heart group, 43 cases with VSD, 10 with ASD, and 5 with PDA were examined. Results There were 12 cases of operative death (12.6%) and 8 of tracheotomy (8.4%) in heart arrested group. No operative death and tracheotomy in beating-heart group. 141 patients were followed up for 3 months to 10 year s with good recovery. There were 2 cases of right heart function failure six yea rs later in arrested-heart group. Conclusion Results sugges t that on-pump beating-heart technique is superior to traditional cardiopl egic arrested-heart for CHD with severe pulmonary hypertesion. The cause might be t hat on-pump beating-heart intracardiac operation is more effective in cardio pulmon ary protection.