OBJECTIVE:To establish a method for test of bacterial endotoxin on cefalotin sodium for injection by gel clot.METHODS:Cefalotin sodium for injection was diluted in water for determination of bacterial endotoxin and allocated to sample negative and sample positive controls to determine its maximum noninterference concentration;Then bacterial endotoxins were diluted into solutions of different concentrations with the test solutions,and interference test was carried out by using tachy?pleus amebocyte lysate sensitivity compound nucleus.RESULTS:The maximum noninterference concentration of cefalotin sodium for injection was6.68mg/ml;And cefalotin sodium at the concentration of1.67mg/ml did not interfere with the test for bacterial endotoxins.CONCLUSION:The present method can replace pyrogen test with rabbit for examination of bacterial endotoxin in cefalotin sodium for injection.

Thalassemias are a group of inherited disease which is caused by globin gene defects.Identification and quantification of hemoglobin play a very important role for the screening and diagnosis of thalassemia,especially the quantitative analysis of Hb A2 and Hb F.Through past 60 years,the methods for Hemoglobin analysis have been developed from starch gel electrophoresis,paper electrophoresis,cellulose acetate electrophoresis,agarose gel electrophoresis,column chromatography,high-performance liquid chromatography till capillary electrophoresis,Its development closely associates with the research on thalassemia.No matter what kind of methods is chosen,quality control is very important.

Objective To study on the effect of joint surgery of anterior-posterior in the treatment of vitreoretinal diseases complicated with cataract.Methods 78 vitreoretinal diseases patients complicated with cataract(86 eyes)were recruited.All the cases accepted vitrectomy and cataract extraction at the same time.The vision improving situation and postoperative complications of the treatment were analyzed.Results After the joint surgery of anteriorposterior,the visual improvement rate was 88.4％(76/86 eyes),and with unchanged vision in 7.0％,and decreased vision in 4.7％.In 4 patients with decreased vision,1 case was a secondary neovascular glaucoma,and 2 cases were macular hemorrhage or hiatus,1 case was a retinal detachment.In phase Ⅰ,72 eyes did not implant artificial lens,63 eyes(87.5％)got postoperatively improved vision,and 14 eyes implanted artificial lens,and all of them got improved vision(100.0％),and the difference was not statistically significant(P ＞ 0.05).The total postoperative complication rate was 10.5％(9/86 eyes).Conclusion Joint surgery of anterior-posterior in the treatment of vitreoretinal diseases complicated with cataract had determined curative effect and lower complication rate,which deserved further study and widely using.

The application of radio frequency identification(RFID) and wireless network to neonates' management can effectively avoid occupying infants by mistake.This technology can provide an advanced accessorial instrument in hospital management and upgrade the hospital's professional level.

Objective To understand the total score of health management knowledge demand and self evaluation score of known health management knowledge,in order for hospitals to take more reasonable and effective health management education for patients after discharge.Methods From March to May of 2012,700 patients in a certain three level of first-class general hospital were selected before their discharge,using self-made health management questionnaire for investigation.The total score of health management knowledge demand and score of known health management knowledge among 700 patients with different demographic characteristics underwent statistics.Results After investigation,the results showed that patients with different nationalities,payment method,the average monthly income,family history,residence and intend demonstrated statistical significance in total score of health management knowledge requirement.Patients with different occupation,culture degree and accept frequency showed statistical significance in known health management knowledge.Conclusions According to the current investigation of total score of different health management knowledge demand and known health management knowledge in patients with different demographic characteristics,the hospital should take corresponding adjustment for health management mission to ensure the health management quality of patients after discharge,and improve the health management level of patients after discharge.

Objective To study the effect of homecare on the health of diabetic patients in China. Methods A retrieval was done all on CNKI, Wanfang database, VIP database, China Biological Medicine. After excluding the literature out of the criteria, the meta-analysis was performed to compare the intervention group and control one in terms of the fasting plasma glucose , 2-hour postprandial blood glucose , quality of life , treatment compliance , standardized mean difference ( SMD ) and risk ratio ( RR ) . Results 12 RCTs, which involved 1,193 participants including 596 patients in the intervention group and 597 patients in the control group, were included in the final analysis. The fasting plasma glucose, 2-hour postprandial blood glucose, the quality of life, treatment compliance of the intervention group were significantly better than those of the control group , with effect size and 95% CI: SMD =-1.77, 95%CI (-2.28,-1.26);SMD=-1.62, 95%CI (-2.28,-0.95);SMD=1.31, 95%CI (0.50, 2.13);RR=1.27, 95%CI (1.13, 1.43) (P<0.01). Conclusion Homecare can improve the plasma glucose and quality of life of patients with diabetes and can help them to develop a healthy lifestyle.

OBJECTIVE:To compare the bioequiavailability of two simvastatin preparations in human bodies.METHODS:A total of 18 healthy male volunteers were enrolled in a randomized crossover study in which the subjects were randomly assigned to receive single dose of 40mg simvastatin orally disintegrating tablet(test) or simvastatin tablets(reference).The plasma concentrations of simvastatin were determined by LC-MS,and the pharmacokinetic parameters and bioavailability were calculated with 3p97 program.RESULTS:The pharmacokinetics of simvastatin test and reference preparations were fitted the one-compartment model.The main pharmacokinetic parameters of the two preparations were as following:Cmax:(6.73?5.22) vs.(7.08?5.41)ng?mL-1、tmax:(2.11?0.74)vs.(1.89?0.85)h,AUC0～12:(19.83?19.09)vs.(19.98?18.20)ng?h?mL-1,AUC0～∞:(22.18?20.09)vs.(22.41?21.07)ng?h?mL-1.The relative bioavailability of simvastatin orally disintegrating tabl-et as against simvastain tablet(reference) was (99.25?13.11)%.CONCLUSION:Simvastatin test and reference preparations were bioequivalent.

OBJECTIVE: To analyze the status quo and developing trend of the use of antihyperlipidemics drugs in Chongqing so as to provide information for the research,production,marketing and clinical application of these drugs.METHODS: The consumption sum,DDDs and the defined daily cost(DDC) of Antihyperlipidemics in 18 hospitals in Chongqing city from 2004 to 2006 were analyzed statistically.RESULTS: Both the DDDs and the consumption sum of the antihyperlipidemics showed uptrend over the 3 years,with statins dominating the first place over the 3 consecutive years,making up 48.37%,47.74%,and 61.79% respectively,followed by Chinese patent medicines and fibrates.Xuezhikang and simvastatin ranked among the first two places in terms of DDDs.CONCLUSION: Statins and Chinese patent medicines occupied a predominant role among all the antihyperlipidemic drugs in Chongqing,and their use had a bright prospect.

Aim To investigate the effect of allopurinol and benzbromarone on serum level of uric acid, hepatic xanthine oxidase(XOD) activity and intestinal expression of glucose transporter(GLUT) 2 and 5 in rats with fructose-induced hyperuricemia.Methods Wistar rats were fed with 10% fructose in drinking water for consecutive 8 weeks to induce HUA.Treatment with 5 mg·kg-1 allopurinol or 10 mg·kg-1 benzbromarone were intragastricly administered from 5~8 weeks.Serum level of uric acid and XOD activity in liver were tested.Expression of GLUT2 and GLUT5 in intestine was analyzed by immunohistochemistry staining and Western blot.Results Treatment with allopurinol or benzbromarone significantly decreased the serum level of uric acid in fructose-induced hyperuricemic rats.At the same time, allopurinol treatment significantly reduced the XOD activity in liver and GLUT5 expression in intestine.Nevertheless, benzbromarone treatment did not show inhibitory effect on hepatic XOD activity and intestinal GLUT5 expression.In addition, neither allopurinol nor benzbromarone showed inhibitory effect on GLUT2 expression in intestine.Conclusions Allopurinol decreases serum level of uric acid in fructose-induced hyperuricemic rats.The mechanism is related to reducing XOD-mediated uric acid production in liver, and decreasing GLUT5-mediated fructose absorption in intestine.

OBJECTIVE:To review the situation of antihypertensives used in hospitals of Chongqing City METHODS:The sum of money,DDDs and daily cost of antihypertensives consumed during the past three years were analysed RESULTS:Consumption sum of antihypertensives in the period 1999～2001 was increasing year by year During this period,the costs of calcium antagonists and ACEI accounted for 44 59% and 33 55% of the consumption sum,respectively,while the domestic drugs showed an increasing tendency,the drugs produced by joint ventures and the imported drugs decreased steadily Among this kind of drugs,Nifedipine and Captopril were much more frequently used than others,and Felodipine occupied the first place in the cost list CONCLUSION:It is necessary to develop the long-effect antihypertensives that fulfill the domestic need