This study adopted a large sample, multicenter, registered hospital centralized monitoring nested prospective case-control study design. From the real world clinical application of Shenqi Fuzheng injection, monitored 30 026 cases of patients with the use of Shenqi Fuzheng injection. A total of 51 adverse drug reaction (ADR) cases was monitored, including 1 case of severe adverse reactions. ADR incidence rate was 1.7 per 1,000. Blood samples were collected from patients with allergic reactions and their matched controls. Related biological indicators of allergic reactions were unified detected and analysed in order to explore the mechanism of allergic reaction and promote the clinical safety.
Case-Control Studies ; Drug Hypersensitivity ; etiology ; Drugs, Chinese Herbal ; adverse effects ; Humans ; Injections ; Product Surveillance, Postmarketing ; Prospective Studies

Objective To study the effect of low frequency electrical stimulation on hormone levels in organs of Chinese tree shrews after death.Methods Giving Chinese tree shrews low frequency electrical stimulation.At 0 h, 3 h, 6 h, 12 h, 18 h, 24 h, 36 h and 72 h after death, the thyroid, liver, spleen were taken,and the levels of endothelin (ET), atrial natriuretic factor( ANF) , thromboxane ( TX) were determined by RIA method.At 0 h after death, midbrain ventral tegmental area ( VTA) of Chinese tree shrews was taken to detect the c-fos expression.Results After electrical stimula-tion, ET, ANF, TX levels in the cadaver organs and VTA c-fos expression of Chinese tree shrews were significantly in-creased than in the control group.The contents were decreasing with the time after death.Conclusions Low frequency e-lectrical stimulation can induce the synthesis and release of hormones in organs and c-fos expression in brain tissue of Chi-nese tree shrews.

Objective To investigate the effects of caudal type homeobox 2 (Cdx2) silence on reservion of multi-drug resistance of gastric carcinoma cisplantin-resistant cell SGC7901/DDP.Methods Gastric carcinoma cisplantin-resistant cells SCG7901/DDP in the logarithmic phase were cultured in the plate,and were divided into the experimental group [gastric carcinoma cells of SGC7901/DDP were infected with a silent Cdx2-recombinanted lentiviral vector (pLL-Cdx2-shRNA)],the negative control group (gastric carcinoma cells of SGC7901/DDP were infected with empty lentiviral vector) and the blank control group (gastric carcinoma cells of SGC7901/DDP were not treated).The protein and mRNA expressions of Cdx2 and apoptosis related genes like c-myc,cyclin D1 and survivin were detected by the Western blot and reverse-transcription PCR,respectively.The sensitivity of the cells in the 3 groups to adriamycin,5-fluorouracil and cisplatium were assessed by MTT.The pump-out rate of adriamycin,cell cycle distribution and apoptosis of the 3 groups were analyzed using flow cytometry.All measurement data were expressed with mean ± standard deviation.Comparison among multi-groups was done by one-way analysis of variance,and comparison between 2 groups was done by SNK-q test.The enumeration data were analyzed using the chi-square test.Results The relative protein expression levels of Cdx2,c-myc,cyclin D1 and survivin were 0.187 ± 0.060,0.086 ± 0.004,0.016 ± 0.005 and 0.276 ± 0.012 in the experimental group,0.535 ± 0.033,0.379 ± 0.006,0.141 ± 0.003 and 0.672 ± 0.009 in the negative control group,and 0.567 ± 0.014,0.354 ± 0.004,0.162 ± 0.008 and 0.517 ± 0.313 in the blank control group,respectively.The relative protein expression levels of Cdx2,c-myc,cyclin D1 and survivin in the experimental group were significantly lower than those in the negative control group and the blank control group (F =247.385,3.353,597.882,98.628,P ＜0.05).The relative mRNA expression levels of Cdx2,c-myc,cyclin D1 and survivin were 0.184 ± 0.010,0.212 ± 0.022,0.045 ± 0.009 and 0.401 ± 0.027 in the experimental group,0.894 ± 0.056,0.538 ± 0.021,0.163 ±0.009 and 0.824 ± 0.016 in the negative control group,and 0.837 ±0.049,0.545 ±0.032,0.157 ±0.010 and 0.782 ±0.056 in the blank control group,respectively.The relative mRNA expression levels of Cdx2,c-myc,cyclin D1 and survivin in the experimental group were significantly lower than those in the negative control group and the blank control group (F =243.776,161.793,138.523,118.426,P ＜ 0.05).The IC50 values detected by MTT of adriamycin,5-flurouracile and cisplatin to gastroc carcinoma cisplantin-resistant cell SCG7901/DDP were (0.12 ± 0.05) mg/L,(0.52 ± 0.13) mg/L and (0.82 ± 0.13) mg/L in the experimental group,(0.33 ± 0.08) mg/L,(4.10.± 1.25) mg/L and (2.81 ± 0.50) mg/L in the negative control group,(0.39 ±0.15)mg/L,(4.05 ± 1.44) mg/L and (3.28 ± 1.03) rng/L in the blank control group,respectively.The pump-out rates of adriamycin of the experimental group,negative control group,and the blank control group were0.21％,0.37％ and 0.35％.Compared with the negative control group and the blank control group,the IC50values of adriamycin,5-fluorouracil and cisplatin in the experimental group were significantly increased,and thepump-out rate of adriamycin was significantly decreased (F =8.101,13.854,15.159,x2 =7.106,P ＜ 0.05).The ratios of cells in the G0/G1 phase were 17.87％,34.71％ and 37.20％ in the experimental group,negative control group and the blank control group,respectively.Compared with the negative control group and blank control group,the ratio of cells in the G0/Gt was significantly decreased (x2=1.055,P ＜ 0.05).The ratio of cells in the G2/M phase in the experimental group was 11.93％,and the apoptosis rate was 31.13％,which were significantly higher than the negative group (0.26％,16.58％) and the blank control group (0.35％,13.18％) (x2=2.249,11.030,P ＜ 0.05).Conclusions Silent Cdx2 can effectively enhance the sensitivity of the SGC7901/DDP cells and the intracellular accumulation concentration of the drugs.Silent Cdx2 can also reverse the multidrug resistance of the SGC7901/DDP cells.

Objective To study the effect of low frequency electrical stimulation on blood hormone levels in differ -ent animals.Methods At 12 h, 24 h and 36 h after low frequency electrical stimulation to Chinese tree shrews , Wistar rats, and BALB/c mice, respectively, the blood noradrenaline (NA) and endothelin (ET) levels were determined by ra-dioimmunoassay ( RIA) .Results The blood NA and ET levels of electrical stimulation group were significantly higher than that in the control group (P <0.01).At 24 h after reserpine treatment, the same electrical stimulation was given. The NA, ET levels were significantly decreased compared with that in the electrical stimulation group (P<0.05 to 0.01). Different animals responded to the same electric stimulus differently , following the order of Chinese tree shrews >Wistar rats >BALB/c mice.Conclusions Low frequency electrical stimulation can promote the release of noradrenaline and en -dothelin in Chinese tree shrews , Wistar rats and BALB/c mice.Reserpine can reduce the stress induced by low frequency electric stimulation to the body .

The rate of corneal graft rejection is still high for high-risk keratoplasty although immune suppression drug is routinely used.The role of traditional Chinese medicine in corneal transplantation is concerned gradually.Heijingpaichitang on the prevention and treatment of rats with high-risk corneal allograft rejection needs further study.Objective This study was to investigate the inhibitory effect of heijingpaichitang on high-risk corneal transplantation immune rejection in rats.Methods Sixteen female SD rats were used as the donors and 32female Wistar rats were served as recipients.The high-risk corneal trasplantation models were established by corneal suture in 32 Wistar rats,and then homogeneity variant SD-Wistar corneal transplantation was performed.The recipients were randomized into model control group,cyclosporinc A (CsA)group,heijingpaichitang group and CsA +heijingpaichitang group.CsA,heijingpaichitang and CsA + heijingpaichitang was orally administered 4 days after operation once per day for 15 days,and normal saline solution was used at the same way in the model control group.Ocular anterior segment reaction was examined under the slit lamp and corneal opacification,edema and neovasculation were scored based on Larkin' s criteria.Rejection index of the corneal graft was recorded and the graft survival time was calculated.The pathological examination of the corneal graft was carried out in all rats,and the inflammatory cells in the corneas and CD4+ cells in the periphery blood were assayed using flow cytometry.The use of the animals complied with ARVO Statement.Results Corneal graft rejection occurred in 10 days after operation in the model control group,12-13 days in the CsA group and heijingpaichitang group and 22 days in the CsA +heijingpaichitang group.Compared with model control group,the scores of the corneal opacification,corneal edema and neovascularization were significantly lower in the CsA group,heijingpaichitang group and CsA+heijingpaichitang group (P＜0.05),and all the scores were declined in the CsA+ heijingpaichitang group compared with CsA group and heijingpaichitang group(P＜0.01),but no significant differences were seen in the scores between the CsA group and heijingpaichitang group(P＞0.05).The mean survival time of grafts was (10.38 ±1.69)days in the model control group,(22.50 ± 3.07) days in the CsA + heijingpaichitang group,with the significant difference (t =-9.790,P =0.000).The pathological examination of graft showed that the lymphocytes and new blood vessels were less in the CsA+heijingpaichitang group compared with CsA group and heijingpaichitang group 15 days after operation.Flow cytometry verified that the number of lymphocytes in graft,CD4+cells and CD4+/CD8+ in periphery blood were significantly lower in the heijingpaichitang group,CsA group and CsA+heijingpaichitang group compared with model control group (P＜0.05).Conclusions Heijingpaichitang can inhibit immune rejection to certain extent in high-risk corneal transplantation rat and has a similar effect to 0.1％ CsA.Heijingpaichitang and 0.1％ CsA have a synergistic effect.

Abstract: Objective　To investigate the clinical and laboratory characteristics of pulmonary infection caused by Nocardia otitidiscaviarum. Methods　The clinical data of a patient with pulmonary infection caused by Nocardia otitidiscaviarum were reported, and the clinical characteristics, laboratory characteristics and drug sensitivity of pulmonary infection caused by Nocardia otitidiscaviarum were summarized in combination with the relevant literature at home and abroad from January 2010 to December 2022. Results　A 67-year-old female patient was admitted to the hospital on June 30, 2020 because of "repeated chest tightness and shortness of breath for 3 years, aggravated cough, expectoration and fever". The sputum, alveolar lavage fluid and blood of the patient were collected for culture, and the detected pathogenic bacteria were identified. There are pathogenic bacteria growing in sputum and alveolar lavage fluid, which are identified as Nocardia otitidiscaviarum by Autof ms mass spectrometer. According to the results of pathogenic bacteria and the patient's condition, meropenem combined with compound sulfamethoxazole tablets were given anti-infection treatment, and the patient's condition improved and discharged. Conclusion　The clinical manifestations and imaging features of nocardiosis are lack of specificity, and are prone to misdiagnosis and missed diagnosis. Etiology is the key to disease diagnosis, and clinical examination and culture should be conducted in time.

The study is to develop a method to determine 3 batches leaves of Nauclea officinalis and stems of N. officinalis by HPLC. The differences between strictosamide contents and fingerprints was compared, then chromatographic peak of fingerprints was validated with the assistance of LC-MS. The strictosamide contents in stems of N. officinalis were higher than leaves of N. officinalis. The main chemical composition in leaves of N. officinalis and stems of N. officinalis were alkaloid which revealed by LC-MS. There are 7 chemical compositions were same between them, but the chemical composition in leaves of N. officinalis is more than stems of N. officinalis. This provides a scientific basis for the development of the potential medicinal value of leaves of N. officinalis and the sustainable utilization of N. officinalis.
Chromatography, High Pressure Liquid ; Drugs, Chinese Herbal ; chemistry ; isolation & purification ; Molecular Structure ; Plant Leaves ; chemistry ; Plant Stems ; chemistry ; Rubiaceae ; chemistry ; Spectrometry, Mass, Electrospray Ionization

Bilingual teaching is adapted to the development of higher education in china.Based on actual fact of college,teaching mode,evaluation and effect of bilingual teaching on medical microbiology were studied,which started with necessity of bilingual teaching to use original edition teaching material in English. The result would provide some gist to choice the suitable pattern of bilingual teaching for other subject of our college.

A reasonable method for the quality control of tablets of Ginkgo biloba leaves was established in this paper. The total flavonol glycosides and terpene lactones of G. biloba tablets were quantified by HPLC. Totally, 16 batches of the commercially available tablets of G. biloba leaves were determined. Among of them, 2 batches were unqualified in the content of total flavonol glycosides, and 3 batches were unqualified in the content of terpene lactones. A validated HPLC fingerprint method was established to evaluate the commercially available tablets of G. biloba leaves with the assistance of LC-MS. Sixteen batches showed the similarity of 0.763-0.989. There were 31 fingerprint chromatogram peaks were identified as flavonoids compositions by LC-MS. This provides a research idea for the quality control of tablets of G. biloba leaves.
Chromatography, High Pressure Liquid ; methods ; Drugs, Chinese Herbal ; chemistry ; Ginkgo biloba ; chemistry ; Mass Spectrometry ; methods ; Plant Leaves ; chemistry ; Quality Control ; Tablets ; chemistry

Objective To explore the effects of difierent preoperative catheterization times to blood pressure,heart rate and occurrence rate of catheter-related bladder discomfort during postoperative emergence peiled among patients with time selecting operation.Methods 90 patients were randomly divided into three groups,30 patients in each group:the routine catheterization group(group A),the catheterization after premeditation for 15 minutes before anesthesia(group B),and the catheterization after anesthesia(group C).Physiological parameters of subjects(including systolic pressure,SBP;diastolic pressure,DBP;heart rate,HR)Were monitored pre-operatively,intra-operatively and post-operatively;catheter-related bladder discomfort was evaluated at Oh.1h,2h and 6h after operation.Results Blood pressure and heart rate at three measurement times(pre-operatively,intra-operatively and post-operatively)in group A had statistically significant meanings,respectively(P<0.05).There was no difference in group B and group C(P>0.05).The incidence of catheter-related bladder discomfort was higher in group C than that in group A and B(P<0.05).and the difference had obviously statistical meaning(P<0.05).Conclusions Group B (catheterization after premeditation for 15 minutes before anesthesia)has the least effects of blood pressure,heart rate and catheter-related bladder discomfort on patients with time selecting surgery.So catheterization after premedication for 15 minutes before anesthesia is the choice with less influence to the patients.