Metastasis contributes to the poor prognosis of hepatocellular carcinoma (HCC). However, the mechanism through which a primary HCC cell develops into a metastat
<正> 第一,打破旧的思维定势,是建立市场经济新体制的思想基础。 尽管邓小平同志的南巡讲话、江泽民同志在中央党校的讲话及党的十四大报告在社会各阶层中得到反复学习,但是市场经济姓“社”姓“资”的问题,还只是在浅层上得到了理解,原因是众多的人仍然站在传统政治经济学和立场上看问题。传统政治经济学关于资本主义出现的通货膨胀经济危机、两极分化、工人大量失业等社会现象,都归咎于资本主义推崇市场经济所致,所以市场经济在人们心目中留下的一团漆黑的印象,并非一朝一夕就能从人们思想深处完全打消干净的。
Histopathological examination of testes is important in assessing spermatogenesis and testicular function. Modified Davidson’s fluid (mDF) has been proposed as
Calcium hydroxide (CH) dressing residues can compromise endodontic sealing. This study aimed to evaluate the amount of remaining CH in root canals after mechani
In order to analyze the causes of delayed diagnosis and raise the level of early diagnosis of atypical multiple myeloma (MM),the differences of presenting featu
There have been numerous studies done to explore the diagnostic performance of quantitative diffusion-weighted(DW) MR imaging to differentiate between benign an
A kind of thrombus-targeted lipid-coated microbubbles were prepared, and the target property of the microbubbles and the effects of different methods detecting