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279篇 您的检索式:作者名="Zhang GQ"
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1Ultrasonically activated scalpel versus monopolar electrocautery shovel in laparoscopic total mesorectal excision for rectal cancer显示文摘AIM: To investigate the feasibility and safety of monopolar electrocautery shovel (ES) in laparoscopic total mesorectal excision (TME) with anal sphincter preservation for rectal cancer in order to reduce the cost of the laparoscopic operation, and to compare ES with the ultrasonically activated scalpel (US). METHODS: Forty patients with rectal cancer, who underwent laparoscopic TME with anal sphincter preservation from June 2005 to June 2007, were randomly divided into ultrasonic scalpel group and monopolar ES group, prospectively. White blood cells (WBC) were measured before and after operation, operative time, blood loss, pelvic volume of drainage, time of anal exhaust, visual analogue scales (VAS) and surgery-related complications were recorded. RESULTS: All the operations were successful; no one was converted to open procedure. No significant differences were observed in terms of preoperative and postoperative d 1 and d 3 WBC counts (P = 0.493, P = 0.375, P = 0.559), operation time (P = 0.235), blood loss (P = 0.296), anal exhaust time (P = 0.431), pelvicdrainage volume and VAS in postoperative d 1 (P = 0.431, P = 0.426) and d 3 (P = 0.844, P = 0.617) between ES group and US group. The occurrence of surgery-related complications such as anastomotic leakage and wound infection was the same in the two groups. CONCLUSION: ES is a safe and feasible tool as same as US used in laparoscopic TME with anal sphincter preservation for rectal cancer on the basis of the skillful laparoscopic technique and the complete understanding of laparoscopic pelvic anatomy. Application of ES can not only reduce the operation costs but also benef it the popularization of laparoscopic operation for rectal cancer patients.Bao-Jun Zhou, Wei-Qing Song, Qing-Hui Yan, Jian-Hui Cai, Feng-An Wang, Jin Liu, Guo-Jian Zhang, Guo-Qiang Duan, Zhan-Xue Zhang, Department of Gastrointestinal Surgery, The Second Hospital of Hebei Medical University, Shijiazhuang 050000, Hebei Province, China Author contributions: Zhou BJ, Song WQ, Yan QH, Cai JH, Wang FA, Liu J, Zhang GJ, Duan GQ and Zhang ZX contributed equally to this work Zhou BJ, Song WQ, Yan QH, Cai JH and Wang FA designed the research Zhou BJ, Liu J and Zhang GJ performed the research Duan GQ and Zhang ZX analyzed the data and Zhou BJ, Song WQ and Yan QH wrote the paper. 2008World Journal of Gastroenterology2008,14,25:25
2Eremophilane Sesquiterpenes from Cacalia Roborowskii显示文摘Four new eremophilane type sesquitopnes were isolated from the roots of Cacalia roborowrkii (Maxim) Ling. Their tricfores were eStablished as 8-oxo-eremophila-6. 9-dien-12-oic acid (1), 3β -acetoxyl- 8-oxo-eremophila-6, 9 -dien- 12 -oic aci (2), 3β-angeloyoxyl-8-oxo- eremophila-6, 9-dien-12-oic acid (3) and 3β -(2 -methylbutyryloxyl )-8-oxo-eremophila-6, 9-dien-12- oic acid (4) by means of iD and 2D NOR spectroscopy.Zhang, SM Zhao, GL Li, R Lin, GQ 1998Chinese Chemical Letters1998,9,1:5
3Expression of matrix metallo-proteinase-28 in human normal cytotrophoblast cells and a choriocarcinoma cell line,JEG-3显示文摘There are striking similiarities present between the behavior of invasive placentaL cells and that of invasive cancer cells. Matrix metalloproteinases (MMPs) are one of the most important mediators. MMP-28, the new member of MMPs, was sequenced and identified recently. Expression of MMP-28 mRNA and protein in the cytotrophoblast cells and a choriocarcinoma cell line, JEG-3 cell, was conducted by zymography, RT-PCR and Northern blot. There is MMP-28 mRNA expression in both the cytotrophoblast cells and JEG-3 cells by RT-PCR. The activity of MMP-28 in cytotrophoblast cells was significantly weaker than that in JEG-3 (P < 0.01) by zymography. Furthermore, mRNA expression of MMP-28 was significantly stronger (P < 0.001) in JEG-3 than in human cytotrophoblast cells in a time-dependent way by Northern Blot. Our results suggest that MMP-28 may play a role in some of the tissue-remodeling events associated with normal pregnancy and tumor progression.Zhang, J Cao, YJ Liu, WM Zhao, BS Zeng, GQ Duan, EK 2002Chinese Science Bulletin2002,47,9:4
4EXPERIMENTAL INVESTIGATION AND COMPUTER SIMULATION ON DYNAMIC BUCKLING BEHAVIOR OF LIQUID-FILLED CYLINDRICAL SHELLS UNDER AXIAL IMPACT显示文摘This article reports an experimental investigation on the axial impact buckling of thin metalliccylindrical shells fully filled with water.Low velocity impact tests are carried out by DHR-9401 drop hammerrig.The whole process of dynamic buckling is simulated using LS-DYNA computer code.The consistencybetween experimental observation and numerical simulation is quite satisfactory.The investigation indieatesthat quite high internal hydrodynamic pressure occurs inside the shell during the impact process.Under thecombined action of the high internal pressure and axial compression plastic buckling occurs easily in the thin-walled shells and buckling modes take on regular and axisymmetric wrinkles.Zhang, SY Lei, JP Zhao, LM Cheng, GQ Lu, GY 2000Acta Mechanica Solida Sinica2000,13,2:2
5PB/PANI-modified electrode used as a novel oxygen reduction cathode in microbial fuel eell显示文摘FU L YOU S J ZHANG GQ 2011Biosens Bioeleetron2011,26,5:1
6Expression pattern of apolipoprotein M during mouse and human embryogenesis显示文摘Zhang XY Jiao GQ Hurtig M et ol 2004Acta Histochemica2004,106,2:1
7α-lipoic acid protects rat cortical neurons against cell death induced by amyloid and hydrogen peroxide through the Akt signaling pathway显示文摘Zhang L Xing GQ Jeffery L 2001Neurosci Lett2001,312,3:1
8Effect of paeonol on L - type calcium channel in rat ventricular myocytes 显示文摘 Hao XM Zhou PA 2003Methods Find Exp Clin Pharmacol2003,25,4:1
9Scoliosis model created by pedicle screw tethering in immature goats:the feasibility, reliability and complications 显示文摘Zhang YG Zheng GQ Zhang XS 2009Spine2009,34,21:1
10Rapid discrimination of newly isolated BaciUales with industrial applications using Raman spectroscopy显示文摘Deng AH Sun ZP Zhang GQ 2012Laser Phys Lett2012,,:1
11Impact of Perceived Fit on EGovernment User Evaluation: A Study with a Chinese Cultural Context 显示文摘Zhang N Guo XH Chen GQ 2009Journal of Globalinformation Management2009,,17:1
12Puerarin blocks transient outward K current and delayed rectifier K current in mice hippocampal CA1 neurons显示文摘Zhang GQ Hao XM Zhou PA 2001Acta Pharmacol Sin2001,22,3:1
13Laparoscopic transumbili- cal single-port appendectomy: initial experience and com- parison with 3-port appendectomy 显示文摘Ding J Liao GQ Zhang ZM 2013Surg Laparosc En- dosc Percutan Tech2013,23,2:1
14A method for encouraging maternal care in the giant panda显示文摘Zhang GQ Swaisgood RR Wei RP 0,,19:1
15Comparison of SPECT/CT,MRI and CT in diagnosis of skull base bone invasion in na-sopharyngeal carcinoma 显示文摘ZhangSX Han PH Zhang GQ 2014Biomed Mater Eng2014,24,1:1
16Establishment of a human acute promyelocytic leukemia-ascites model in SCID mice显示文摘Zhang SY Zhu J Chen GQ 1996Blood1996,87,8:1
17Hypoglycemic activity of the fungi Cordyceps militaris, Cordyceps sinensis, Tricholoma mongolicum, and Omphalia lapidescens in streptozotocin-induced diabetic rats显示文摘Zhang GQ Huang YD Bian Y 2006Applied Microbiology Biotechnology2006,,72:1
18Dissimilatory nitrate reduction by Pseudomonas alcaliphila with an electrode as the sole electron donor 显示文摘Su WT Zhang LX Li DP Zhan GQ Qian JW Tao Y 2012Biotechnol Bioeng2012,109,11:1
19Outcomes of living-related liver transplantation for Wilsons disease:a single-center experience in China显示文摘Cheng F Li GQ Zhang F 2009Transplantation2009,87,5:1
20Autotrophic nitrogen removal from ammonium at low applied voltage in a single- compartment microbial electrolysis cell 显示文摘Zhan GQ Zhang LX Li DP Su WT Too Y Qian JW 2012Bioresour Technol2012,116,:1
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