1.Ezrin protein in tumor metastasis associated signaling pathways
Journal of International Oncology 2012;(11):815-817
Ezrin protein plays an important role in morphogenesis,motility,adhesion.Moreover,Ezrin protein participates in multiple steps of the process of tumor invasion and metastasis.In the progress of tumor metastasis,Ezrin protein is related to several signaling pathways such as Rho mediated signaling pathways,hepatocyte growth factor (HGF) pathways,Fas mediated cell apoptosis signaling pathways,phosphatidyl inositol 3-kinase (PI3K)-Akt pathways,and in which it plays different regulatory role.
2.Differential expression of Ezrin in cervical cancer tissues and the relationship between Ezrin and PCNA, MMP-2, MMP-9, HPV
China Oncology 2013;(11):904-909
Background and purpose:Previous studies have revealed potential roles for Ezrin in a variety of cancers. Ezrin participates in several functions including cell adhesion, motility and cell survival, and there is increasing evidence that it regulates tumour progression. This study aimed to determine the differential expression of Ezrin between cervical cancer tissues and normal controls and to explore the association of Ezrin expression with clinical pathological characteristics and with the expression of PCNA, MMP-2, MMP-9 and HPV E6 protein. Methods:Retrospective study was performed among 30 cervical cancer tissue samples which were diagnosed in our hospital from Jan. 2002 to Dec. 2006. Ten normal cervixes from uterine myomas were employed as normal controls. Semi-quantitative immunohistochemisty analysis was performed to detect the association of Ezrin expression with clinical pathological characteristics, and with expression of PCNA, MMP-2 and MMP-9, HPV E6 protein in cervical cancer tissue and normal controls. Analyze the association of Ezrin expression with the clinical characteristics. Results:The expression of Ezrin was strong and the distribution was diffuse mainly in the cytoplasm and membrane in cervical cancer tissues, while the normal cervical tissues was weak and mainly in the membrane. However, there was no signiifcant association between the expression of Ezrin and the clinical characteristics including tumor stage, histology and grade. Ezrin expression was positively correlated with the expression of MMP-2, MMP-9 and HPV E6 protein in cervical cancer tissues, except PCNA. Conclusion:Ezrin was over-expressed in cervical cancer tissues and may be involved in the progress of invasion and metastasis in cervical cancer.
3.Clinical Observation of Combined Epidural Analgesia with Morp hine
Chen XI ; Wu YU ; Minfeng XIN
Herald of Medicine 2001;(4):218-219
To investigate amethod which could prolong the efficient time of morphine and decrease side effect. Met hods:100 patients were randomly divided into four groups, receiving the different dispensation of analgesia. Analgesic solutions were given into epi dural space 510 minutes before operation was finished. Analgesic efficiency, efficient time, and side effects were recorded. esult: Sol utions diluted with hypertonia glucose injection might prolong the efficient time obviously (P<0.01). When combined with bupivacaine or scopolamine the sid e effects were decreased. Conclusion: Morphine combined wi th bupivacaine or scopolamine diluted with hypertonis glucose injection, used in epidural analgesia, can bring longer efficient time and less side effects.
4.Analysis on 10 033 Cases of Adverse Drug Reaction Reports in Jiangxi Region in 2008
Dan XI ; Baoling ZHAO ; Xin FENG
China Pharmacy 1991;0(06):-
OBJECTIVE: To investigate the characteristics and causes of adverse drug reactions (ADR) in Jiangxi region in order to improve the rational use of drug in clinic. METHODS: A total of 10 033 cases of ADR reports collected in Jiangxi region in 2008 were classified and analyzed statistically. RESULTS: The ADR were predominantly induced by antimicrobial drugs (53.76%), followed by TCM preparation (16.68%). Intravenous administration was the main cause of ADR(65.45%). 225 case of severe ADR reports accounted for 2.24% and 412 cases of new ADR reports 4.11%. 99 cases of severe ADR were characterized by the systematic damages.12 death cases and 12 sequelae cases were involved in 225 cases of severe ADR reports. CONCLUSION: Great importance should be attached to ADR monitoring, reporting and publicizing to promote rational use of drug in clinic.
5.A CASE REPORT OF AUTOPSY FROM ACUTE WATER INTOXICATION
Chenghan TANG ; Yuanyuan CHEN ; Xi XIN
Journal of Xi'an Jiaotong University(Medical Sciences) 1982;0(01):-
Case report of autopsy from acute water intoxication is very rare. It accounts for 0.1% of allautopsys done in our University. Recently forensic autopsy was made in a case of acute water intoxication. Water intoxication often causes medical dispate resulted from transfusion. Thus a forensic appraisal standard was advanced, including: ① There was history of reduction of exterocellular osmotic pressure ② Cerebral edema, lung edema and more excretion are shown in clinic. ③ Concentration of the blood sodium was lower than 120mmol/L. ④ The transfusion order or speed was not proper. ⑤ Cause of death from general disease, injury and poisoning can be ruled out by autopsy.
6.DNA Damage in Bone-Marrow Cells of Mice Exposed to Low Level of Gaseous Benzene
Xin SUN ; Zhuge XI ; Danfeng YANG
Journal of Environment and Health 1992;0(02):-
Objective To explore the DNA damage in the bone-marrow cells of the mice exposed to the low level of gaseous benzene. Methods 615 mice were divided into 4 groups randomly, 6 in each: the control group, benzene exposed group, group immited by L615K lymphocyte cell, group immited by L615K lymphocyte cell and benzene exposed in combination. Benzene was exposed at the level of 1 mg/m3, 6 h per day for 10 days. SCGE was used to detect the DNA damage in the bone-marrow cells of the mice. Results Compared with the control, the DNA damage were significantly severe in the other 3 groups. But the DNA damage of the group immited by L615K lymphocyte cell and benzene exposed in combination was significantly lower than that of the group immited by L615K lymphocyte cell. The spleen and liver indexes were higher in the two groups immited by L615K lymphocyte cell and immited by L615K lymphocyte cell plus benzene exposed compared with the control group. Conclusion Benzene exposure at the low level can induce the DNA damage in the bone-marrow cells of the mice, but for those lymphatic leukemia mice, benzene exposure at the low level may inhibit this kind of damage, to elucidate the mechanism, further studies needs to be done.
7.A Follow-up Study on Recovery Process of Postpartum Depression
Xin ZHANG ; Wei XI ; Rujuan MIAO
Chinese Mental Health Journal 1988;0(06):-
Objective: To explore the recovery process and the influence factors of post-partum depression (PPD) .Methods:22 women with PPD and 34 women of non-PPD were investigated with the Edinburgh Postnatal Depression Scale (EPDS) and the Delivery Woman General Situation Questionnaire (DWGSQ) at 18 months and 30 months after childbirth.Results:The EPDS scores of PPD (11.27?3.49 at 18 months;10.91?4.59 at 30 months) were significantly higher than that of non-PPD (7.59?3.83 at 18months;7.47?4.09 at 30 months) (t 1=3.636, P 1
8.Discussion on WANG Guo-rui's acupuncture academy thought.
Xi-Yan GAO ; Xin WANG ; Ling GAO ; Xin-Wang CHEN
Chinese Acupuncture & Moxibustion 2013;33(12):1123-1125
Through study on Bianque Shenying Zhenjiu Yulong Jing (Bianque's Classic of Effective Acupuncture Prescriptions), acupuncture experiences and ideology of WANG Guo-rui, an acupuncture physician of the Yuan Dynasty (1271-1368), is discussed in this article. Inherited and carried forward DOU's acupuncture theory, WANG Guo-rui encouraged to use experiential points and to expand extra points. Penetrating needling method was created, and the application of acupoints according to needling opportunities and seasonal factors were enriched by him. Great importance was also attached on treatment according to differentiation of syndromes, which including the simultaneous acupuncture and moxibustion, simultaneous reinforcing and reducing, reducing after reinforcing, reinforcing after reducing, predomination of reducing and predomination of reinforcing. The flexible treating methods are still extensively adopted in clinic nowadays. WANG Guo-rui is a master of clinical acupuncture who made great contribution to the development of acupuncture and moxibustion.
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9.Test-retest Reliability Study in Hearing Loss Group of 18 Mandarin Monosyllable Lists with Equivalency in Audibility
Aiting CHEN ; Fei JI ; Xin XI ; Dongyi HAN
Journal of Audiology and Speech Pathology 2009;17(3):201-204
Objective To evaluate Test-retest reliability of Mandarin monosyllable lists with equivalency in audibility in hearing loss group. Methods Mandarin monosyllable lists were used to test 18 adults with moderate-to-severe sensorineural hearing loss. Each people was tested twice with an interval of several days and with same test conditions including same lists order, same presentation level, and same tester. List number to begin with was different between people. All test lists for one patient were presented by 30 dB above his hearing threshold levels. Recognition scores were recorded in both tests. The results were analyzed using SPSS. Results Pearson product-moment correlation between the scores of two tests was 0. 931 (P<0. 001). The average critical difference was 16.3 % at the 95 % confidence level after the scores transformed into "rationalized" arcsine unit (RAU). Conclusion The average critical difference is 16. 3% at the 95% confidence level which is less than in the normal hearing group. All the lists have good test-retest reliability, and can be used in extensive clinical practice.
10.Analysis of an outbreak of nosocomial infection caused by Burkholderia cepacla using Sau-PCR method
Xi LU ; Weimei RUAN ; Xin XU ; Shinji YAMASAKI ; Lei SHI
Chinese Journal of Laboratory Medicine 2008;31(9):1047-1050
Objective San-PCR was used to analyze an outbreak of nosocomial infection caused by Brukholderia cepacia.Meanwhile a new DNA amplification technique for genetic fingerprinting-San-PCR was introduced,which owns high sensitivity and facility for homology analysis.Methods The proposed technique was based on the digestion of genomic DNA with the restriction endonuclease Sau3AI and subsequent amplification with primers which carried San3AI recognition site.Finally the homology among the DNA samples was analyzed on the basis of the profiles of agarose gel electrophoresis.Results All of the 11 strains isolated from the patients shclwed the homology except one.The results were confirmed by using PFGE and the results showed consistence with PFGE results.Condusion Sau-PCR is simple,robust,rapid method for DNA fingerprinting with broad perspective.