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      • KCI등재

        Directional Water Transport in Fabrics by Varying Yarn Coordination and Texture Design

        Yaping Li,Jie Fan,Shengyu Zhang,Zhaopeng Xia,Liang Wang,Yong Liu 한국섬유공학회 2023 Fibers and polymers Vol.24 No.2

        Directional water transport fabric plays a pivotal role in personal thermal management. However, it has remained a greatchallenge to reach the target only by texture design and yarn coordination. Here, we reported a trilayered woven fabric (TWF)with directional water transport performance by combining a hierarchical microporous structure and asymmetric wettability. The TWF is composed of interweaved plain weave layer (PWL), basket weave layer (BWL) and float layer (FL), whichprovides the continuous water transfer paths by the continuous warp yarns that move back and forth in the thickness directionof the fabric. The asymmetric structure of the TWF endows the fabric with excellent directional water management property,which can be tailored by the fineness and the wetting state of weft yarn in the three layers, and the groove structure on thesurface of the PWL. The resulting TWF exhibited a high directional water transport index R (435%). The mechanism for thedirectional water transport of the BWF was investigated by analyzing the capillary force, hydrostatic pressure and hydrophobicforce. Moreover, the universality of the fabric design approach was verified by two kinds of bilayered woven fabrics (BWFs)which have an analogous texture to the TWF. Therefore, the reported method for designing directional water transport fabricthrew light on developing eco-friendly water management textiles with good durability for demanding situations.

      • KCI등재

        Calculation of thermal neutron scattering data of MgF2 and its effect on beam shaping assembly for BNCT

        Hu Jiaqi,Qiao Zhaopeng,Fan Lunhe,Tang Yongqiang,Cao Liangzhi,Zu Tiejun,He Qingming,Li Zhifeng,Wang Sheng 한국원자력학회 2023 Nuclear Engineering and Technology Vol.55 No.4

        MgF2 as a moderator material has been extensively used in the beam shaping assembly (BSA) that plays an important role in the boron neutron capture therapy (BNCT). Regarded as important for applications, the thermal neutron scattering data of MgF2 were calculated, based on the phonon expansion model. The structural properties of MgF2 were researched by the VASP code based on the ab-initio methods. The PHONOPY code was employed to calculate the phonon density of states. Furthermore, the NJOY code was used to calculate the thermal neutron scattering data of MgF2. The calculated inelastic cross sections plus absorption cross sections are in agreement with the available experimental data. The neutron transport in the BSA has been simulated by using a hybrid Monte-Carlo-Deterministic code NECP-MCX. The results indicated that compared with the calculation of the free gas model, the thermal neutron flux and epithermal neutron flux at the BSA exit port calculated by using the thermal neutron scattering data of MgF2 were reduced by 27.7% and 8.2%, respectively.

      • KCI등재

        Effects of colored polyethylene film mulch on pest populations, plant growth and yield of peanut in Northern China

        Zhu Guodong,Xia Nannan,Xue Ming,Li Zhaopeng,Zhao Haipeng,Qu Cheng 한국응용곤충학회 2022 Journal of Asia-Pacific Entomology Vol.25 No.3

        Polyethylene film mulching is commonly used in peanut (Arachis hypogaea L.) production, an important oil crop. Clear polyethylene film (CLEF) has previously been the only choice for all growing conditions. However, colored polyethylene film has been applied to the cultivation of crops in recent years, so testing the effects of colored film mulches on peanuts is necessary. In this study, we observed the effects of eight colored polyethylene films on devastating pest abundance, plant growth and yield, and soil conditions in peanut fields. The results showed that light-silver-gray film (LSGF), silver-black on both sides film (SGBF), and black film (BLAF) mulches were more effective in reducing the pest population (aphids, thrips, and mites) compared to plants mulched with other films. In addition, SGBF and LSGF mulching accelerated seeding emergence and benefited peanut growth, and the yield increased by about 20% compared to peanuts mulched with CLEF. The soil temperature and humidity under the LSGF and SGBF treatment were more suitable for peanut growth compared to the other film treatments. In conclusion, LSGF and SGBF mulches were appropriate choices for managing pests, maintaining optimum soil conditions, and increasing yield in peanut production.

      • Aberrant Expression of HOXA5 and HOXA9 in AML

        Zhao, Peng,Tan, Li,Ruan, Jian,Wei, Xiao-Ping,Zheng, Yi,Zheng, Li-Xia,Jiang, Wei-Qin,Fang, Wei-Jia Asian Pacific Journal of Cancer Prevention 2015 Asian Pacific journal of cancer prevention Vol.16 No.9

        Background: Aberrant expression of HOX gene expression has been observed in cancer. The purpose of this study was to investigate the alteration of HOXA5 and HOXA9 expression and their clinical significance in acute meloid leukemia (AML). Materials and Methods: The expression of HOXA5 and HOXA9 genes of bone marrow samples from 75 newly diagnosed AML patients and 22 healthy controls for comparison were examined by Real-time quantitative PCR (RQ-PCR) assay. Statistical analysis was conducted to evaluate HOXA5 and HOXA9 expression as possible biomarkers for AML. Results: The results showed that the complete remission rate (52.6%) of the patients who highly expressed HOXA5 and HOXA9 was significantly lower than that (88.9%) in patients who lowly express the genes (P=0.015). Spearmann correlation coefficients indicated that the expression levels for HOXA5 and HOXA9 genes were highly interrelated (r=0.657, P<0.001). Meanwhile, we detected significant correlations between HOXA9 expression and age in this limited set of patients (P=0.009). Conclusions: The results suggest a prognostic impact of increased expression of HOXA5 and HOXA9 in AML patients.

      • KCI등재

        Anti-tumor effect of novel amino acid Schiff base nickel (II) complexes on oral squamous cell carcinoma cells (CAL-27) in vitro

        Zhao Peng,Qiu Haiming,Wei Qiang,Li Yang,Gao Lei,Zhao Peiran 대한독성 유전단백체 학회 2023 Molecular & cellular toxicology Vol.19 No.2

        Background Oral squamous cell carcinoma (OSCC) is a common skin/oral malignant tumor. In recent years, advancements in the fi eld of medical technology resulted in signifi cant improvement in the treatment and management of OSCC. However, adverse reactions associated with the application of radiotherapy and chemotherapeutic drugs resulted in a low overall survival rate. Therefore, it is important to develop and explore alternative chemotherapy drugs, which can eff ectively treat OSCC, and clarify their mechanism of action. Objective The present study aimed to investigate the eff ect of three hexa-coordinated octahedral nickel (II) complexes, namely [Ni(sal- L -phe)(phen)(CH 3 OH)] CH 3 OH ( 1 ), [Ni(naph- L -phe)(phen)(CH 3 OH)] ( 2 ), and [Ni( o -van- L -phe)(phen) (CH 3 OH)] 5CH 3 OH ( 3 ), on proliferation, migration, and apoptosis of CAL-27 cells. Results The results of the study showed that complex 3 exhibited sensitive/signifi cant cytotoxicity toward CAL-27 cells, with an IC 50 value of 15.90 mΜ. Further, an assessment of the underlying mechanism showed that complex 3 could signifi cantly increase autophagy and reactive oxygen species (ROS) levels in CAL-27 cells. At the same time, it reduced mitochondrial membrane potential (MMP) in a dose-dependent manner. Additionally, complex 3 might act via inhibition of proliferation and migration of CAL 27 cells and induction of apoptosis, which was mediated via regulation of the expression of Bcl-2 family proteins in vitro. Conclusion The results of the study showed that nickel complexes could potently inhibit the growth of CAL-27 cells, which was mediated via mitochondrial dysfunction, intracellular ROS accumulation, and ROS-mediated DNA damage. Altogether, the fi ndings of the study would provide new leads for the designing and synthesis of novel metal drugs for OSCC.

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