Da-Feng Chen

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The Asian larch bark beetle, Ips subelongatus, is considered to be the major pest of larch within its natural range. We investigated the electrophysiological and behavioral characteristics as well as mitochondrial DNA cytochrome oxidase subunit I sequences of I. subelongatus from 13 geographic populations throughout northeastern China in order to explore(More)
The complexity of liver reconstruction has limited partial right lobe living donor liver transplantation. It is largely due to the difficulty of dealing with the middle hepatic vein. We sought to define the anatomic features of hepatic veins. Forty-one fresh adult livers, 43 formalin-fixed adult cadaver livers, and 91 adult liver corrosion casts were used(More)
Although pulmonary small cell carcinoma (SCC) is seen frequently, SCC that originates from the extrapulmonary organs is extremely rare. We herein report a case of a SCC located in the lesser omentum. A 61-year-old male was admitted to our department due to intermittent epigastralgia for 2 months. Ultrasonography (US) revealed an irregular hypoechoic mass(More)
BACKGROUND The risk factors for No. 12p and No. 12b lymph node (LN) metastases in advanced gastric cancer (GC) remain controversial. The aim of this study was to investigate the risk factors for No. 12p and No. 12b LN metastases in advanced GC. METHODS From January 1999 to December 2005, a retrospective analysis of 163 patients with advanced GC who(More)
BACKGROUND/AIMS To investigate the effectiveness and safety of vascular exclusion by preserving tumor-contralateral branch of hepatic artery in hepatectomy in treatment liver cancer with cirrhosis. METHODOLOGY The clinical data of 10 cases treated with hepatectomy for liver cancer were analyzed retrospectively. Vascular exclusion by preserving(More)
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