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Xiao-Li Luo,Gen-Nian Qian,Hui Xiao,Chun-Lei Zhao,Xiao-Dong Zhou 대한영상의학회 2012 Korean Journal of Radiology Vol.13 No.3
Various anatomic anomalies have been considered the causes of nutcracker syndrome (NCS). Posterior NCS refers to the condition, in which vascular narrowing was secondary to the compression of the retroaortic left renal vein while it is crossing between the aorta and the vertebral column. Here, we report an unusual case of posterior NCS associated with a complicated malformation of the interrupted left inferior vena cava with azygos continuation and retroaortic right renal vein, diagnosed by both color Doppler ultrasonography and CT angiography.
Luo Xiao-Jing,He Ming-Ming,Liu Jia,Zheng Jia-Bo,Wu Qi-Nian,Chen Yan-Xing,Meng Qi,Luo Kong-Jia,Chen Dong-Liang,Xu Rui-Hua,Zeng Zhao-Lei,Liu Ze-Xian,Luo Hui-Yan 생화학분자생물학회 2022 Experimental and molecular medicine Vol.54 No.-
Esophageal squamous cell carcinoma (ESCC) is one of the most life- and health-threatening malignant diseases worldwide, especially in China. Long noncoding RNAs (lncRNAs) have emerged as important regulators of tumorigenesis and tumor progression. However, the roles and mechanisms of lncRNAs in ESCC require further exploration. Here, in combination with a small interfering RNA (siRNA) library targeting specific lncRNAs, we performed MTS and Transwell assays to screen functional lncRNAs that were overexpressed in ESCC. TMPO-AS1 expression was significantly upregulated in ESCC tumor samples, with higher TMPOAS1 expression positively correlated with shorter overall survival times. In vitro and in vivo functional experiments revealed that TMPO-AS1 promotes the proliferation and metastasis of ESCC cells. Mechanistically, TMPO-AS1 bound to fused in sarcoma (FUS) and recruited p300 to the TMPO promoter, forming biomolecular condensates in situ to activate TMPO transcription in cis by increasing the acetylation of histone H3 lysine 27 (H3K27ac). Targeting TMPO-AS1 led to impaired ESCC tumor growth in a patient-derived xenograft (PDX) model. We found that TMPO-AS1 is required for cell proliferation and metastasis in ESCC by promoting the expression of TMPO, and both TMPO-AS1 and TMPO might be potential biomarkers and therapeutic targets in ESCC.
Luo, Li-Ping,Han, Bin,Yu, Xiao-Ping,Chen, Xiang-Yan,Zhou, Jie,Chen, Wei,Zhu, Yan-Feng,Peng, Xiao-Li,Zou, Qiang,Li, Sui-Yan Asian Pacific Journal of Cancer Prevention 2014 Asian Pacific journal of cancer prevention Vol.15 No.15
Background: Increasing evidence from animal, epidemiological and clinical investigations suggest that dietary anthocyanins have potential to prevent chronic diseases, including cancers. It is also noteworthy that human epidermal growth factor receptor 2 (ErbB2) protein overexpression or ErbB2 gene amplification has been included as an indicator for metastasis and higher risk of recurrence for breast cancer. Materials and Methods: The present experiments investigated the anti-metastasis effects of black rice anthocyanins (BRACs) on ErbB2 positive breast cancer cells in vivo and in vitro. Results: Oral administration of BRACs (150 mg/kg/day) reduced transplanted tumor growth, inhibited pulmonary metastasis, and decreased lung tumor nodules in BALB/c nude mice bearing ErbB2 positive breast cancer cell MDA-MB-453 xenografts. The capacity for migration, adhesion, motility and invasion was also inhibited by BRACs in MDA-MB-453 cells in a concentration dependent manner, accompanied by decreased activity of a transfer promoting factor, urokinase-type plasminogen activator (u-PA). Conclusions: Together, our results indicated that BRACs possess anti-metastasis potential against ErbB2 positive human breast cancer cells in vivo and in vitro through inhibition of metastasis promoting molecules.
Xiao-yuan Luo,Xiaolei Li,Shaobao Li,Zhongping Jiang,Xin-Ping Guan 제어·로봇·시스템학회 2017 International Journal of Control, Automation, and Vol.15 No.1
This paper investigates the leader-follower flocking problem of multi-agent systems. The leader withinput noise is estimated by a proposed continuous-time information weighted Kalman consensus filter (IWKCF)for agents. A novel distributed flocking algorithm based on the IWKCF is further presented to make agents achieveflocking to the leader. It is shown that the proposed flocking algorithm based on the continuous-time IWKCFis asymptotically stable. Applying the topology optimization scheme, the communication complexity of systemtopologies of multi-agent systems is effectively reduced. Finally, simulations are provided to demonstrate theeffectiveness of the proposed results.
Xiao-Lin Luo,Ya-Shao Chen,Min-Juan Wang,De-Suo Yang,Jie Yang 한국공업화학회 2015 Journal of Industrial and Engineering Chemistry Vol.32 No.-
Cu2O micro-crystals with different morphologies (including three branching structures) weresynthesized through hydrothermal method by using sodium tartrate as chelating reagent. Branchinggrowth patterns of Cu2O microcrystals have a strong dependence on the amount of sodium tartrate. These different Cu2O microcrystals were used as catalysts to promote the thermal decomposition ofammonium perchlorate (AP). The thermal decomposition of AP in the presence or absence of Cu2Omicro-crystals was investigated non-isothermally through thermogravimetry and differential scanningcalorimetry (DSC). The data obtained from DSC were applied for the calculation and comparison of thekinetic parameters of AP decomposition process through a model-free approach.
Taxonomy of fungal complex causing red-skin root of Panax ginseng in China
Xiao H. Lu,Xi M. Zhang,Xiao L. Jiao,Jianjun J. Hao,Xue S. Zhang,Yi Luo,Wei W. Gao 고려인삼학회 2020 Journal of Ginseng Research Vol.44 No.3
Background: Red-skin root of Asian ginseng (Panax ginseng) significantly reduces the quality and limits theproduction of ginseng in China. The disease has long been thought to be a noninfectious physiologicaldisease, except one report that proved itwas an infectious disease. However, the causal agents have not beensuccessfully determined. In the present study, we were to reveal the pathogens that cause red-skin disease. Methods: Ginseng roots with red-skin root symptoms were collected from commercial fields in NortheastChina. Fungi were isolated from the lesion and identified based on morphological characters alongwith multilocus sequence analyses on internal transcription spacer, b-tubulin (tub2), histone H3 (his3),and translation elongation factor 1a (tef-1a). Pathogens were confirmed by inoculating the isolates inginseng roots. Results: A total of 230 isolates were obtained from 209 disease samples. These isolates were classifiedinto 12 species, including Dactylonectria sp., D. hordeicola, Fusarium acuminatum, F. avenaceum, F. solani,F. torulosum, Ilyonectria mors-panacis, I. robusta, Rhexocercosporidium panacis, and three novel speciesI. changbaiensis, I. communis, and I. qitaiheensis. Among them, I. communis, I. robusta, and F. solani had thehighest isolation frequencies, being 36.1%, 20.9%, and 23.9%, respectively. All these species isolated werepathogenic to ginseng roots and caused red-skin root disease under appropriate condition. Conclusion: Fungal complex is the causal agent of red-skin root in P. ginseng.