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Fu, Chun-Jing,Pan, Xiong-Fei,Zhao, Zhi-Mei,Saheb-Kashaf, Michael,Chen, Feng,Wen, Ying,Yang, Chun-Xia,Zhong, Xiao-Ni Asian Pacific Journal of Cancer Prevention 2014 Asian Pacific journal of cancer prevention Vol.15 No.15
Objectives: To evaluate medical students' knowledge of HPV and HPV related diseases and assess their attitudes towards HPV vaccination. Methods: A total of 605 medical undergraduates from Chongqing Medical University in China were surveyed using a structured and pretested questionnaire on HPV related knowledge. Results: Some 68.9% of the medical students were females, and mean age was 21.6 (${\pm}1.00$) years. Only 10.6% correctly answered more than 11 out of 14 questions on HPV related knowledge, 71.8% being willing to receive/advise on HPV vaccination. Female students (OR: 2.69; 95% CI: 1.53-4.72) and students desiring more HPV education (OR: 4.24; 95% CI: 1.67-10.8) were more willing to accept HPV vaccination. HPV vaccination acceptability was observed to show a positive association with HPV related knowledge. Conclusions: Our survey found low levels of HPV related knowledge and HPV vaccination acceptability among participating medical students. HPV education should be systematically incorporated into medical education to increase awareness of HPV vaccination.
He Fu-Jing,Lu Ming-Xing,Du Yu-Zhou 한국응용곤충학회 2021 Journal of Asia-Pacific Entomology Vol.24 No.4
Quantitative real-time RT-PCR is considered to valuable method for the analysis of gene expression. But for the data accuracy of gene expression, the normalization of data using reference genes is essential. In this study, we focus on the analysis of the relative expression of nine commonly used candidate reference genes in the different developmental stages and female and male pupae/adults of Chilo suppressalis, and expression stabilities were analyzed by the ΔCt method, geNorm, NormFinder, and RefFinder. The results showed that H3 was the most stable reference genes in the different developmental stages while EF1 was the optimal genes in pupae/adult of different sexes of C. suppressalis. To validate, the expression profile of the gene encoding heat shock protein 60 (Hsp60) was investigated. The results showed that the transcription of target gene Hsp60 varied depending on the reference gene selected for normalization in different developmental stages, but the trend of expression of Hsp60 between the most stable reference gene combination and the least stable reference gene in pupae/adults of different sexes was the same. Therefore, it is imperative to select the reference genes to estimate target gene expression accurately in the specific experiment. This study provides scientific basis on functional analyses of the important genes contributed to the development and sex differentiation of C. suppressalis.
Yuanyuan Fu,Jing Dong,Jianan Wang,Mingdan You,Lingling Wei,Hui Fu,Yuan Wang,Jie Chen 한국뇌신경과학회 2018 Experimental Neurobiology Vol.27 No.6
Di-(2-ethylhexyl) phthalate (DEHP) is an ubiquitous environmental contaminant because of its extensive use in plastics and its persistence. As an environmental endocrine disruptor, it is suspected to interfere with neurodevelopment in people. However, evidence of the effects of maternal DEHP exposure on cerebellar development in offspring is scarce. The objective of this study was to investigate maternal exposure to DEHP and its effect on apoptosis of cerebellar granule cells (CGCs) and related mechanisms. Pregnant Wistar rats were administrated DEHP (0, 30, 300 and 750 mg/kg/d) by gavage from gestational day (GD) 0 to postnatal day (PN) 21. Primary CGCs were also exposed to mono-(2-ethylhexyl) phthalate (MEHP), the main metabolite of DEHP, for 24 h with concentrations of 0, 25, 100 and 250 μM. The CGCs of male offspring from 300 and 750 mg/kg/d DEHP exposure groups showed significantly increased apoptosis. In addition, the PI3K/AKT signaling pathway was inhibited in the male offspring of the 300 and 750 mg/ kg/d DEHP exposure groups. However, effects on female pups were not obvious. Apoptosis was also elevated and the PI3K/AKT signaling pathway was inhibited after primary CGCs were exposed to MEHP. Furthermore, apoptosis was reduced after treatment with the PI3K/AKT signaling pathway activator, insulin-like growth factor (IGF) 1, and increased after treatment with LY294002, an inhibitor of the PI3K/AKT signaling pathway. These results suggested that maternal DEHP exposure induced apoptosis in the CGCs of male pups via the PI3K/AKT signaling pathway, and the apoptosis could be rescued by IGF1 and aggravated by LY294002.
Jiayin Fu,Qiongjun Zhu,Zhezhe Chen,Jing Zhao,Shaofei Wu,Meng Zhao,Shihui Xu,Dongwu Lai,Guosheng Fu,Wenbin Zhang 한국생체재료학회 2023 생체재료학회지 Vol.27 No.00
Background Bioresorbable stents are designed to provide temporary mechanical support to the coronary arteries and then slowly degrade in vivo to avoid chronic inflammation. Zinc (Zn) is a promising material for bioresorbable stents; However, it can cause inflammation and neointimal formation after being implanted into blood vessels. Methods To improve biocompatibility of Zn, we first coated it with polydopamine (PDA), followed by immobilization of endothelial vascular growth factor (VEGF) onto the PDA coatings. Adhesion, proliferation, and phenotype maintenance of endothelial cells (ECs) on the coated Zn were evaluated in vitro. Then, a wire aortic implantation model in rats mimicking endovascular stent implantation in humans was used to assess vascular responses to the coated Zn wires in vivo. Thrombosis in aortas post Zn wire implantation, degradation of Zn wires in vivo, neointimal formation surrounding Zn wires, and macrophage infiltration and extracellular matrix (ECM) remodeling in the neointimas were examined. Results In vitro data showed that the PDA-coated Zn encouraged EC adhesion, spreading, proliferation, and phenotype maintenance on its surfaces. VEGF functionalization on PDA coatings further enhanced the biocompatibility of Zn to ECs. Implantation of PDA-coated Zn wires into rat aortas didn’t cause thrombosis and showed a faster blood flow than pure Zn or the Zn wires coated with VEGF alone. In addition, the PDA coating didn’t affect the degradation of Zn wires in vivo. Besides, the PDA-coated Zn wires reduced neointimal formation, increased EC coverage, decreased macrophage infiltration, and declined aggrecan accumulation in ECM. VEGF immobilization onto PDA coatings didn’t cause thrombosis and affect Zn degradation in vivo as well, and further increased the endothelization percentage as compared to PDA coating alone, thus resulting in thinner neointimas. Conclusion These results indicate that PDA coatings with VEGF immobilization would be a promising approach to functionalize Zn surfaces to increase biocompatibility, reduce inflammation, and inhibit neointimal formation after Zn implantation in vivo.
The genus Arocatus in Taiwan (Hemiptera: Heteroptera: Lygaeidae)
TSAI, JING-FU,RÉ,DEI, DÁ,VID Magnolia Press 2017 Zootaxa Vol.4299 No.2
<P>Species of the genus Arocatus Spinola, 1837 (Hemiptera: Heteroptera: Lygaeidae: Lygaeinae) occurring in Taiwan are reviewed, illustrated and keyed. Arocatus elegantulus sp. nov. is described; earlier records of Caenocoris dimidiatus Breddin, 1907 from Taiwan and the Ryukyu Archipelago of Japan pertain to this new species. Arocatus pseudosericans Gao, Kondorosy & Bu, 2013 and A. nanus (Breddin, 1900) are recorded for the first time from Taiwan; earlier records of A. sericans (Stål, 1859) pertain to A. pseudosericans. The distribution of A. sericans and A. pseudosericans in Japan and Korea and the intraspecific variability of A. pseudosericans are discussed. The identification problems of the genera Arocatus, Caenocoris Fieber, 1860 and Thunbergia Horváth, 1914 are highlighted, the external male genitalia of T. cf. marginata (Thunberg, 1822) are described and illustrated, and diagnostic characters potentially suitable for distinguishing Thunbergia from Arocatus are provided. </P>
Fotemustine, Teniposide and Dexamethasone in Treating Patients with CNS Lymphoma
Wu, Jing-Jing,Wang, Xin-Hua,Li, Ling,Li, Xin,Zhang, Lei,Sun, Zhen-Chang,Fu, Xiao-Rui,Ma, Wang,Chang, Yu,Zhang, Xu-Dong,Han, Li-Juan,Zhang, Ming-Zhi Asian Pacific Journal of Cancer Prevention 2014 Asian Pacific journal of cancer prevention Vol.15 No.11
Purpose: We developed and evaluated a regimen including fotemustine, teniposide and dexamethasone (FTD) for treating patients with central nervous system (CNS) lymphoma based on pharmacokinetic properties of individual agents and in combination. Patients and Methods: In a comparison study, 8 patients with primary CNS lymphoma (PCNSL) and 8 with secondary CNS lymphoma (SCNSL) were treated with FTD (comprising fotemustine 100 mg/m2, 1h infusion, day 1; teniposide 60 mg/m2, >0.5 h infusion, on day 2, 3, 4; dexamethasone 40 mg, 1h infusion, on day 1, 2, 3, 4 and 5; and methotrexate 12 mg, cytosine arabinoside 50 mg plus dexamethasone 5 mg intrathecally, on day 2 and 7). Cycles were repeated every 3 weeks. After response assessment, patients received whole brain radiotherapy. Results: Of the 8 PCNSL patients, 4 (50%) achieved CR and 3 (38%) PR, an overall response rate of 88%. Four patients (50%) were in continuing remission at the end of this study after a median follow-up of 30 months (range 10 to 56 months). Of the 8 SCNSL patients the overall response rate was 63% (CR+PR: 38%+25%). All responses were achievable with predictable toxicity mainly reflecting reversible myelosuppression. Conclusion: This study suggests that FTD could be an effective treatment for CNS lymphoma, and is worthy of further evaluation.
Zhi-Fu Guo,Li-Jun Zhang,Ming Zhong,Yu-Ming Wei,Li Zhang,Hui Ma,Hao-Ge Li,Li-Jing Chen,Jing-Wei Lin,You-Liang Zheng 한국유전학회 2010 Genes & Genomics Vol.32 No.3
By acid polyacrylamide gel electrophoresis (A-PAGE) analysis,it was indicated that the electrophoresis mobility of gliadins from Crithopsis delileana (Schult) Roshev (2n=2x=14,KK) had obvious difference with those from common wheat in α, γ and ω region. Using homologous primers, two γ-gliadin genes (gli-Kr1 and gli-Kr2) were isolated from C. delileana,which had been deposited in the GenBank under accession numbers EU283818 and EU283821, respectively. Two γ-gliadin genes of C. delileana had the similar primary structures to the corresponding gene sequences from other wheat related species. The differences were mainly resulted from substitutions,insertions and deletions involving single amino acid residues or motifs of γ-gliadins. The repetitive domains of gli-Kr1 and gli-Kr2 from C. delileana are shorter than most of other sequences. By the alignment of γ-gliadin genes from A, B, D, Am, Au, S, Sl, Ssh, Ss and Sb genomes of Triticum and Aegilops, R genome of Secale (γ-secalin), Ee genome of Lophopyrum and K genome of Crithopsis in Triticeae, phylogenetic analysis indicated that two γ-gliadin genes of C. delileana could be clustered together with a γ-gliadin genefrom Ssh genome of Aegilops by an interior paralleled branch. It was the first time that the γ-gliadin genes encoded by K genome of C. delileana were characterized. These could offer precious information for better understanding the qualities associated with gliadins, the response in coeliac disease and studying the evolutionary relationship of gliadins in Triticeae.