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Clinical Applicability of Multi-Tumor Marker Protein Chips for Diagnosing Ovarian Cancer
Bian, Jing,Li, Bo,Kou, Xian-Juan,Wang, Xu-Na,Sun, Xiao-Xu,Ming, Liang Asian Pacific Journal of Cancer Prevention 2014 Asian Pacific journal of cancer prevention Vol.15 No.19
Purpose: To assess the value of multi-tumor marker protein chips in the diagnosis and treatment of ovarian cancer. Materials and Methods: Twelve tumor markers (CA19-9, NSE, CEA, CA242, CK19, ${\beta}$-HCG, AFP, SCC, c-PSA, CA125, CA724 and CA15-3) were detected by protein biochip in 220 patients with ovarian carcinomas, 205 with benign ovarian tumors and 200 healthy subjects. Results: The positivity rate was obviously higher in ovarian cancer (77.7%), than that in the benign cases (26.3%, p<0.01) and healthy subjects (4.5%, p<0.01). Serum levels of tumor markers were furthermore significantly higher in cases with lymph node metastasis (86.8%) than those without metastasis (44.7%), p<0.01. Conclusions: Multi-tumor marker protein chips provide important assistance in the diagnosis and treatment evaluation in ovarian cancers.
Na Sun,Tong Yu,Jun-Xing Zhao,Yaogui Sun,Junbing Jiang,Zhi-Bian Duan,WenkuiWang,Yuan-Liang Hu,Hai-Min Lei,HongquanLi 한국생물공학회 2015 Biotechnology and Bioprocess Engineering Vol.20 No.1
Twenty natural compounds isolated fromtraditional Chinese medicines were examined for theirantiviral activities against PCV2 in vitro. Antiviral activitywas analyzed by the assays of blocking of virus entry,inhibition of virus replication and inactivation of virusparticles in the virus suspension. 50% cytotoxic concentration(CC50) and 50% effective concentration (EC50) for eachcompound were determined by using the MTT method andimmunofluorescence assay (IFA), respectively. The resultsobtained from the inhibition of virus replication andinactivation of virus particles showed that the maximuminhibition rates for matrine and scutellarin were 57 and72.69% and their SI were 29.87 and 18.66, respectively. However, the results from the assays of inhibition of virusentry and inhibition of virus replication demonstrated thatboth aesculetin and arecoline hydrochloride stimulatedPCV2 replication, with the maximum stimulation rate of387.3 and 219.4%. In summary, both matrine and scutellarinhad antiviral activity against PCV2, while aesculetin andarecoline hydrochloride promoted PCV2 infection replicationin vitro.
Xu, Na,Lei, Zhen,Li, Xiao-Long,Zhang, Jun,Li, Chen,Feng, Guo-Quan,Li, Di-Nuo,Liu, Jing-Yi,Wei, Qiang,Bian, Ting-Ting,Zou, Tian-Yu Asian Pacific Journal of Cancer Prevention 2013 Asian Pacific journal of cancer prevention Vol.14 No.1
Objectives: To explore the correlation between multi-slice spiral CT (MSCT) perfusion parameters and the expression of vascular endothelial growth factor (VEGF) as well as matrix metalloproteinase-2 (MMP-2) in breast cancer. Methods: Forty five breast cancer patients and 16 patients with benign breast tumor, both confirmed by pathology examination, were enrolled. All underwent MSCT perfusion imaging to obtain perfusion maps and data for parameters including blood flow (BF), blood volume (BV) and permeability surface (PS). Cancer patients did not receive treatment prior to surgery. The expression of VEGF and MMP-2 were examined with both immunohistochemistry and Western blotting. Results: The levels of VEGF and MMP-2 by immunohistochemistry were significantly higher in the breast cancer group (P < 0.01) than the benign tumor group. Relative OD values from Western blotting were also higher in cancer cases (P < 0.05). Similarly, the mean MSCT perfusion parameters (BF, BV, PS) were significantly higher in the breast cancer group (P < 0.01), BF and BV positively correlating with VEGF expression (r = 0.878 and 0.809 respectively, P < 0.01); PS and VEGF and MMP-2 expression were also positively correlated (r= 0.860, 0.786 respectively, P < 0.01). Conclusion: There is a correlation between breast cancer MSCT perfusion parameters and VEGF andMMP-2 expression, which might be useful for detection of breast lesions, qualitative diagnosis of breast cancer, and evaluation of breast cancer treatment.
SOME RESULTS ON FRACTIONAL n-FACTOR-CRITICAL GRAPHS
Yu, Jiguo,Bian, Qiuju,Liu, Guizhen,Wang, Na 한국전산응용수학회 2007 Journal of applied mathematics & informatics Vol.25 No.1
A simple graph G is said to be fractional n-factor-critical if after deleting any n vertices the remaining subgraph still has a fractional perfect matching. For fractional n-factor-criticality, in this paper, one necessary and sufficient condition, and three sufficient conditions related to maximum matching, complete closure are given.
Xiaoming Deng,Zhengyu Jiang,Changli Wang,Na Li,Lulong Bo,Yanping Zha,Jinjun Bian,Yan Zhang,Mengda Xu 생화학분자생물학회 2019 Experimental and molecular medicine Vol.51 No.-
Acetate has been indicated to be elevated and to regulate inflammation in inflammatory and metabolic diseases. The inflammasome serves as a key component of immune homeostasis, and its dysregulation can lead to various inflammatory disorders. However, little is known about the effects of acetate on inflammasome activation and the underlying mechanism. Here, we demonstrate that acetate attenuates inflammasome activation via GPR43 in a Ca2+-dependent manner. Through binding to GPR43, acetate activates the Gq/11 subunit and subsequent phospholipase C-IP3 signaling to decrease Ca2+ mobilization. In addition, acetate activates soluble adenylyl cyclase (sAC), promotes NLRP3 inflammasome ubiquitination by PKA, and ultimately induces NLRP3 degradation through autophagy. In vivo, acetate protects mice from NLRP3 inflammasome-dependent peritonitis and LPS-induced endotoxemia. Collectively, our research demonstrates that acetate regulates the NLRP3 inflammasome via GPR43 and Ca2+-dependent mechanisms, which reveals the mechanism of metabolite-mediated NLRP3 inflammasome attenuation and highlights acetate as a possible therapeutic strategy for NLRP3 inflammasome-related diseases.
Zhang, Qi,Hu, Li-qun,Li, Hong-qi,Wu, Jun,Bian, Na-na,Yan, Guang The Korean Society of Pharmacology 2019 The Korean Journal of Physiology & Pharmacology Vol.23 No.2
The study is to investigate effects of andrographolide on experimental autoimmune myocarditis (EAM). Lewis rats were immunized on day 0 with porcine cardiac myosin to establish EAM. The EAM rats were treated with either andrographolide (25, 50, 100 mg/kg/day) or vehicle for 21 days. An antigen-specific splenocytes proliferation assay was performed by using the cells from control rats immunized with cardiac myosin. Survival rates, myocardial pathology and myocardial functional parameters (left ventricle end-diastolic pressure, ${\pm}dP/dt$ and left ventricular internal dimension) of EAM rats received andrographolide were significantly improved. Andrographolide treatment caused an decrease in the infiltration of $CD3^+$ and $CD14^+$ positive cells in myocardial tissue. Moreover, andrographolide treatment caused a reduction in the plasma levels of tumor necrosis factor-alpha, interleukin-17 (IL-17) and myosin-antibody, and an increase in the level of IL-10 in EAM rats. Oral administration of andrographolide resulted in the decreased expression of p-PI3K, p-Akt without any change of PI3K and Akt. Further results indicate andrographolide significantly inhibited myosin-induced proliferation in splenocytes, and this effect was inhibited by co-treatment of SC79 (Akt activator). Our data indicate andrographolide inhibits development of EAM, and this beneficial effect may be due to powerful anti-inflammatory activity and inhibitory effect on PI3K/Akt pathway.
Jian Lin,Wen-Hai Huang,Shu-Hua Lei,Chang-Cheng Liu,Qi Bian,Li-Na Ma,Dong-Wei Li 한양대학교 세라믹연구소 2008 Journal of Ceramic Processing Research Vol.9 No.4
Nano-crystals embedded in glass always have interesting quantum effects, while nano-crystal patterns may have wide potential applications in preparing PIC, OEIC and other types of electronic and optoelectronic devices. A direct current electric field, accompanied by heat treatment, was applied on tellurite or silicate glass sheets. The silver ions in a diffused film were introduced into the glass matrix under a high-voltage electric field, instead of supplied during glass melting. The direct diffusion of metal ions, the nucleation and crystallization of nano-crystals in the glass were well controlled by the electric field accompanied by heat treatment. It was found that silver nano-crystal patterns can be transfer printed into tellurite and silicate glass sheets with both patterned diffusion and patterned crystallization. Nano-crystals embedded in glass always have interesting quantum effects, while nano-crystal patterns may have wide potential applications in preparing PIC, OEIC and other types of electronic and optoelectronic devices. A direct current electric field, accompanied by heat treatment, was applied on tellurite or silicate glass sheets. The silver ions in a diffused film were introduced into the glass matrix under a high-voltage electric field, instead of supplied during glass melting. The direct diffusion of metal ions, the nucleation and crystallization of nano-crystals in the glass were well controlled by the electric field accompanied by heat treatment. It was found that silver nano-crystal patterns can be transfer printed into tellurite and silicate glass sheets with both patterned diffusion and patterned crystallization.
Qi Zhang,Li-qun Hu,Hong-qi Li,Jun Wu,Na-na-Bian,Guang Yan 대한약리학회 2019 The Korean Journal of Physiology & Pharmacology Vol.23 No.2
The study is to investigate effects of andrographolide on experimental autoimmune myocarditis (EAM). Lewis rats were immunized on day 0 with porcine cardiac myosin to establish EAM. The EAM rats were treated with either andrographolide (25, 50, 100 mg/kg/day) or vehicle for 21 days. An antigen-specific splenocytes proliferation assay was performed by using the cells from control rats immunized with cardiac myosin. Survival rates, myocardial pathology and myocardial functional parameters (left ventricle end-diastolic pressure, ± dP/dt and left ventricular internal dimension) of EAM rats received andrographolide were significantly improved. Andrographolide treatment caused an decrease in the infiltration of CD3+ and CD14+ positive cells in myocardial tissue. Moreover, andrographolide treatment caused a reduction in the plasma levels of tumor necrosis factor-alpha, interleukin-17 (IL-17) and myosin-antibody, and an increase in the level of IL-10 in EAM rats. Oral administration of andrographolide resulted in the decreased expression of p-PI3K, p-Akt without any change of PI3K and Akt. Further results indicate andrographolide significantly inhibited myosin-induced proliferation in splenocytes, and this effect was inhibited by co-treatment of SC79 (Akt activator). Our data indicate andrographolide inhibits development of EAM, and this beneficial effect may be due to powerful anti-inflammatory activity and inhibitory effect on PI3K/Akt pathway.