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Wyszukujesz frazę "Luo, Jin" wg kryterium: Autor


Wyświetlanie 1-4 z 4
Tytuł:
NEW BETULIN NITRATES: SYNTHESIS, CYTOTOXIC ACTIVITY AND MOLECULAR DOCKING EVALUATION
Autorzy:
Feng, GaiLi
Wang, Tao
Zhang, Rong
Luo, Jin
Xiao, MinJie
He, BaoEn
Liu, YongQian
Wu, JunXiao
Powiązania:
https://bibliotekanauki.pl/articles/895411.pdf
Data publikacji:
2018-10-31
Wydawca:
Polskie Towarzystwo Farmaceutyczne
Tematy:
Molecular docking
anti-tumor
Betulin nitrates
NO donors
Opis:
Betulin and its derivatives have been reported to affect several key genes of cell-cycle regulators. However, their specific targets haven’t yet been discovered. As an important cell cycle regulator, Cyclin-dependent kinase-2 (CDK2) has become a potential target for cancer therapy. Here we describe the design, synthesis and antitumor activities in vitro of eleven new betulin nitrates. The results revealed that compound (20) possesses potent antitumor activity against MCF-7 cell lines (IC50 < 10 μM). In order to investigate potential protein target, betulin nitrates were subjected to docking studies with CDK2. Compound (20) showed very good binding affinity for CDK2 via hydrogen bonding interactions. Thus, the CDK2 inhibitory potential could make compound (20) possible candidate as antitumor agent.
Źródło:
Acta Poloniae Pharmaceutica - Drug Research; 2018, 75, 5; 1135-1145
0001-6837
2353-5288
Pojawia się w:
Acta Poloniae Pharmaceutica - Drug Research
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Interfacial Structure of Polytrimethylene Terephthalate/Polyethylene Terephthalate Bicomponent Filament
Autorzy:
Yang, Zhuli
Wang, Fumei
Guan, Fuwang
Luo, Jin
Qiu, Yiping
Zhang, Chuyang
Powiązania:
https://bibliotekanauki.pl/articles/2056302.pdf
Data publikacji:
2022
Wydawca:
Sieć Badawcza Łukasiewicz - Instytut Biopolimerów i Włókien Chemicznych
Tematy:
PTT
PET
interface
copolymer
crystallisation
morphology
Opis:
The interfacial structure and binding forces of polytrimethylene terephthalate/polyethylene terephthalate filament were investigated through the methods of Carbon-13 nuclear magnetic resonance (13C-NMR), differential scanning calorimeter (DSC), scanning electron microscopy (SEM) and optical microscopy. When two molten polymers met during the spinning process, an interface layer between the PTT and PET components formed and played an important role in binding the two components together. When the blending time was sufficient, an ester-interchange reaction took place with the generation of the copolymer. The PET recrystallisation was observed in the DSC curve under the influence of entangled PTT molecular chains. The morphology of the cross-section and side view proved that the linear boundary line was short and weaker in binding without a chemical bond and molecular diffusion. Side-by-side bi-component fiber and split-type fiber was able to be controllably spun by adjusting the spinning parameters.
Źródło:
Fibres & Textiles in Eastern Europe; 2022, 1 (151); 71--76
1230-3666
2300-7354
Pojawia się w:
Fibres & Textiles in Eastern Europe
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Influence of spreading cultivation with food waste culture medium on the degradation of organophosphorus pesticides by a microbial consortium OP-1
Autorzy:
Zhang, Y.
Jin, X.
Luo, W.
Powiązania:
https://bibliotekanauki.pl/articles/207212.pdf
Data publikacji:
2016
Wydawca:
Politechnika Wrocławska. Oficyna Wydawnicza Politechniki Wrocławskiej
Tematy:
microbial consortium
DDVP
food waste
biodegradation
odpady spożywcze
pestycydy
konsorcja drobnoustrojów
odpady komunalne
biodegradacja
Opis:
A microbial consortium OP-1 was enriched from a pesticide production plant and spread cultivated on various food waste (FW) culture media. Results indicated that OP-1 can efficiently degrade organophosphorus pesticides (OPs): isocarbophos, dimethoate and dichlorvos (DDVP). The microbial consortium obtained from the spreading cultivation using FW culture maintained certain degradation capacity of OPs. However, it was decreased after spreading cultivation, probably due to the change of microbial community structure. The finding of this study provided scientific supporting for the development of microbial degradation technique for the environmental remediation.
Źródło:
Environment Protection Engineering; 2016, 42, 4; 37-48
0324-8828
Pojawia się w:
Environment Protection Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Improved carrier phase shift modulation and voltage equalization control strategy in modular multilevel converter
Autorzy:
Jin, Hongtao
Luo, Yinghong
Fan, Yuheng
Pan, Shengxiong
Powiązania:
https://bibliotekanauki.pl/articles/141004.pdf
Data publikacji:
2019
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
circulation suppression
modular multilevel converter
improved carrier phase shifting
switching frequency
voltage equalization
Opis:
In order to solve the problem of traditional carrier phase-shift modulation with multiple ratios or PI controllers and cumbersome tuning parameters, this paper uses improved carrier phase-shift modulation. The total turn-on number of sub-modules each bridge arm is determined by comparing the sinusoidal modulated wave with the triangular carrier, and then the control signal is generated according to the capacitance voltage sorting result and the bridge arm current polarity. However, this modulation method uses a sorting method that causes the insulated gate bipolar transistor (IGBT) have an excessively high switching frequency. Therefore, a sorting trigger condition that can effectively reduce the switching frequency is used. The method determines whether to reorder based on the error between the voltage average and the actual value. For the circulation problem, the double-frequency negative sequence component is extracted by rotating coordinate transformation, and it is suppressed by PI control. A 21-level MMC model was built in MATLAB/simulink to analyze the sub-module capacitor voltage fluctuation, output current, voltage distortion rate and bridge arm circulation. It is verified that the modulation method can combine the sorting algorithm and circulation suppression method at the same time, and has better voltage equalization and circulation suppression effects.
Źródło:
Archives of Electrical Engineering; 2019, 68, 4; 803-815
1427-4221
2300-2506
Pojawia się w:
Archives of Electrical Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-4 z 4

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