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被引量:1,076H指数:14SCI-EXPANDED: 55EI: 27北大核心: 36CSCD: 31

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164 条 记 录,以下是 1-30

Chitosan-Based Composite Materials for Prospective Hemostatic Applications
MARINE DRUGSHu, Zhang Zhang, Dong-Ying Lu, Si-Tong Li, Pu-Wang Li, Si-Dong  出版年:2018
Effective hemostasis is vital to reduce the pain and mortality of patients, and the research and development of hemostatic materials are prerequisite for effective hemostasis. Chitosan (CS), with good biodegradability, b...
Mussel-Inspired Catechol-Functionalized Hydrogels and Their Medical Applications
MOLECULESQuan, Wei-Yan Hu, Zhang Liu, Hua-Zhong Ouyang, Qian-Qian Zhang, Dong-Ying Li, Si-Dong Li, Pu-Wang Yang, Zi-Ming  出版年:2019
Mussel adhesive proteins (MAPs) have a unique ability to firmly adhere to different surfaces in aqueous environments via the special amino acid, 3,4-dihydroxyphenylalanine (DOPA). The catechol groups in DOPA are a key gr...
Influence of PLA stereocomplex crystals and thermal treatment temperature on the rheology and crystallization behavior of asymmetric poly(L-Lactide)/poly(D-lactide) blends
JOURNAL OF POLYMER RESEARCHShi, Xuetao Jing, Zhanxin Zhang, Guangcheng  出版年:2018
Asymmetric poly(L-lactide)/poly(D-Lactide) (PLLA/PDLA) blends were prepared by adding small amounts of PDLA into the PLLA matrix with the formation of stereocomplex crystallites (sc-crystallites). Rheological results ind...
Gastric acid-response chitosan/alginate/tilapia collagen peptide composite hydrogel: Protection effects on alcohol-induced gastric mucosal injury
CARBOHYDRATE POLYMERSLu, Sitong Kong, Songzhi Wang, Ye Hu, Zhang Zhang, Lingyu Liao, Mingneng  出版年:2022
Long-term excessive alcohol intake can easily lead to gastritis, gastric ulcer, and gastric bleeding. In this paper, the gastric acid-responsive hydrogel of CS-NAC/alginate/tilapia collagen peptide (CS-NAC/ALG/TCP) was d...
Marine collagen peptide grafted carboxymethyl chitosan: Optimization preparation and coagulation evaluation
INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULESCheng, Yu Lu, Sitong Hu, Zhang Zhang, Bijun Li, Sidong Hong, Pengzhi  出版年:2020
Uncontrolled bleeding has always been a sudden accident, which is the main cause of casualties in war trauma, emergency events and surgical operations. Rapid hemostatic materials can effectively reduce casualties and sav...
维生素C催化合成阿司匹林的研究
《化学世界》陈洪 龙翔 黄思庆  出版年:2004
以维生素C作为催化剂应用于合成阿司匹林。考察了反应时间、反应温度、催化剂用量、酸醇摩尔比等对水杨酸酰化反应的影响,选择了最佳条件。研究结果表明:维生素C对该反应具有良好的催化作用,收率达到90%以上,是合成阿司匹林的优良...
关键词:阿司匹林  水杨酸  维生素C  催化  被引量:31
Tough and Self-Healing Chitosan/Poly(acrylamide-<i>co</i>-acrylic acid) Double Network Hydrogels
POLYMER SCIENCE SERIES AShi, Aihua Dai, Xiangyi Jing, Zhanxin  出版年:2020
Chitosan/poly(acrylamide-co-acrylic acid) double network hydrogels based on non-covalent bond and winding between molecular chains were synthesized by copolymerization reaction in the presence of Fe3+. The formation mech...
Inhibition of chemotherapy-induced apoptosis of testicular cells by squid ink polysaccharide
EXPERIMENTAL AND THERAPEUTIC MEDICINEGu, Yi-Peng Yang, Xiao-Mei Duan, Zhen-Hua Luo, Ping Shang, Jiang-Hua Xiao, Wei Tao, Ye-Xing Zhang, Da-Yan Zhang, Yun-Bo Liu, Hua-Zhong  出版年:2017
The aim of this study was to determine the mechanisms driving the protective effects of squid ink polysaccharide (SIP) against cyclophosphamide (CP)-induced testicular damage, focusing on germ cells. In the testes of mic...
淀粉基脂肪模拟物的性质及代脂研究
《食品研究与开发》郝晓敏 谷长生 刘继伟 宋文东 马德运  出版年:2007
以玉米淀粉为原料,在不同条件下对其进行酸水解制取脂肪模拟物。并对得到的不同DE值(糖液中的还原糖含量占干物质百分率)的玉米淀粉基脂肪模拟物进行性质研究。扫描电镜观察结果表明,样品具有2μm-6μm的粒径;x-粉末衍射图表...
关键词:玉米淀粉  酸解  脂肪模拟物  被引量:22
Use of 18β-glycyrrhetinic acid nanocrystals to enhance anti-inflammatory activity by improving topical delivery
COLLOIDS AND SURFACES B-BIOINTERFACESQuan, Weiyan Kong, Songzhi Ouyang, Qianqian Tao, Jinlong Lu, Sitong Huang, Yongmei Li, Sidong Luo, Hui  出版年:2021
18 beta-Glycyrrhetinic acid (GA) is often topically applied in clinical treatment of inflammatory skin diseases. However, GA has poor solubility in water, which results in poor skin permeability and low bioavailability. ...
The Ameliorating Effect of Plasma Protein from Tachypleus tridentatus on Cyclophosphamide-Induced Acute Kidney Injury in Mice
MARINE DRUGSKang, Xinhuang Jing, Mengyao Zhang, Guoguang He, Lanzheng Hong, Pengzhi Deng, Chunmei  出版年:2019
In the study, the protective effect of plasma protein from Tachypleus tridentatus (PPTT) on acute kidney injury (AKI) and the related molecular mechanisms were first investigated by Western blotting analyses, TdT-mediate...
Crystallization, rheology and mechanical properties of the blends of poly(l-lactide) with supramolecular polymers based on poly(d-lactide)-poly(ε-caprolactone-<i>co</i>-δ-valerolactone)-poly(d-lactide) triblock copolymers
RSC ADVANCESJing, Zhanxin Li, Jin Xiao, Weiyu Xu, Hefeng Hong, Pengzhi Li, Yong  出版年:2019
In this study, we investigated the blending of poly(l-lactide) (PLLA) with supramolecular polymers based on poly(d-lactide)-poly(epsilon-caprolactone-co-delta-valerolactone)-poly(d-lactide) (PDLA-PCVL-PDLA) triblock copo...
镍配合物[Ni(Br_2TSSB)(Bipy)(H_2O)]·0.86C_2H_5OH的合成及晶体结构
《Chinese Journal of Structural Chemistry》许河峰 张淑华 蒋毅民 钟新仙 高飞  出版年:2004
合成了标题化合物.该化合物的分子式[Ni(Br2TSSB)(Bipy)(H2O)]·0.86C2H5OH (C20.72H22.15- Br2NiN3O5.86S),分子量657.47,采用单色化的MoKα (λ=0.0...
关键词:镍配合物  合成  晶体结构  牛磺酸缩3,5-二溴水杨醛席夫碱  被引量:16
Grafting of 18β-Glycyrrhetinic Acid and Sialic Acid onto Chitosan to Produce a New Amphipathic Chitosan Derivative: Synthesis, Characterization, and Cytotoxicity
MOLECULESQuan, Wei-Yan Kong, Song-Zhi Li, Si-Dong Liu, Hua-Zhong Ouyang, Qian-Qian Huang, Yong-Mei Luo, Hui  出版年:2021
Chitosan is the only cationic polysaccharide found in nature. It has broad application prospects in biomaterials, but its application is limited due to its poor solubility in water. A novel chitosan derivative was synthe...
腐植酸在水产养殖中应用
《广州化工》张翠荣 贾振宇  出版年:2004
本文概述了腐植酸在水产养殖中的作用机理和应用范围、效果 ,并展望了其发展前景 。
关键词:腐植酸  水产养殖业  饲料添加剂  调水剂  MFA  生物活性  被引量:13
大叶紫薇花色素提取及其稳定性研究
《食品科技》陈洪 梁利华 谢建英  出版年:2007
研究了大叶紫薇花色素的提取方法及其稳定性,考察了pH值、温度、光照时间、氧化剂、还原剂、金属离子、食品添加剂等因素对色素稳定性的影响。结果表明,用1∶1的0.1%盐酸、无水乙醇在室温下浸取5h,提取效果较好。实验结果显示...
关键词:大叶紫薇花  天然色素  提取  稳定性  被引量:12
Aquabis(1<i>H</i>-imidazole-κ<i>N</i><SUP>3</SUP>)bis(4-methyl-benzoato-κ2<i>O</i>,<i>O</i>′)cobalt(II)
ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONSSong, Wen-Dong Gu, Chang-Sheng Hao, Xiao-Min Liu, Ji-Wei  出版年:2007
The Co-II centre in the title complex, [Co(C8H7O2)(2)(C3H4N2)(2)-(H2O)], has a distorted octahedral coordination geometry, involving three O atoms derived from two 4-methylbenzoate ligands, two N atoms from the imidazole...
Crystallization, thermal and mechanical properties of stereocomplexed poly(lactide) with flexible PLLA/PCL multiblock copolymer
RSC ADVANCESJing, Zhanxin Huang, Xiaolan Liu, Xinqi Liao, Mingneng Zhang, Zhaoxia Li, Yong  出版年:2022
In this work, the synthesized PLLA/PCL multi-block copolymers with different compositions were introduced into a stereocomplexed poly(lactide) (sc-PLA) matrix to accelerate the stereocomplexation of PLA enantiomers and i...
红树植物秋茄树叶挥发油化学组成特点的气相色谱/质谱分析
《热带海洋学报》黄甫 宋文东 贾振宇  出版年:2005
用水蒸汽蒸馏法提取出秋茄树Kandelia candel叶的挥发油,经气相色谱/质谱联机分析,分离出49个峰,鉴定出35种化合物,主要是2,6-二叔丁基-4-甲基苯酚、大根香叶烯-D、十七烷、石竹烯、十九烷、十五烷、贝壳...
关键词:秋茄树Kandelia  candel叶  化学成分  气相色谱/质谱法  被引量:12
Aqua-bis(1H-imidazole-N 3)bis-(4-methyl-benzoato-2 O,O′)cobalt(II)
Acta Crystallographica Section E: Structure Reports OnlineSong W.-D. Gu C.-S. Hao X.-M. Liu J.-W.  出版年:2007
The CoII centre in the title complex, [Co(C8H7O2)2(C3H4N2)2(H2O) ], has a distorted octa-hedral coordination geometry, involving three O atoms derived from two 4-methyl-benzoate ligands, two N atoms from the imidazole li...
有抗病毒活性的苯并咪唑苯氧乙酸乳糖酯的催化合成
《化学研究与应用》陈洪 谢建英 黄思庆  出版年:2005
4-dimethylpyridine(DMAP) was used as catalyst for preparing benzimidazolyl phenoxyacetic acid O-acetyllactopyr...
关键词:苯并咪唑苯氧乙酸乳糖酯  抗病毒活性  DMAP/Et3N  被引量:11
Separation of carcinogenic aromatic amines in the food colourants plant wastewater treatment
DESALINATIONYe, Shengquan Wu, Hui Zhang Chaohua Fu, Huang  出版年:2008
A new method of separation of carcinogenic aromatic amines in wastewater is given. With SDS (C12H25O4SNa) and beta-CD (beta-cyclodextrin) addition, it is effective to improve separation. At the same time, it forms mixed ...
Synthesis of new Tb-doped Zn-Al LDH/tryptophan hybrids and their fluorescent property
JOURNAL OF RARE EARTHSChen Yufeng Wang Xiaoqing Luo Shidi Bao Yao  出版年:2016
A series of hybrids based on Tb-doped Zn-Al layered double hydroxides (Tb-LDHs) combined with tryptophan (hereafter shortened as Try) were synthesized by soft-chemical method. The composition, structure, and fluorescence...
关键词:Tb-doping     Zn-Al layered hydroxides     tryptophan     hybrid     fluorescence     rare earths    被引量:10
酶法制备玉米淀粉糊精的性质研究
《食品工业》郝晓敏 王遂  出版年:2007
以玉米淀粉为原料,分别以温度84℃、时间20min、酶用量16U/g的中温α-淀粉酶和以温度95℃、时间40min、酶用量15U/g的耐高温α-淀粉酶水解玉米淀粉制取糊精,并对得到的两种玉米淀粉糊精进行研究。结果表明,样...
关键词:玉米淀粉  酶水解  α-淀粉酶  被引量:10
苯胺及其衍生物的毛细管电泳行为研究
《理化检验(化学分册)》黄甫  出版年:2003
采用紫外吸收检测,毛细管电泳分离,研究了九种苯胺及其衍生物在毛细管区带电泳(CZE)体系和胶束电动毛细管色谱(MECC)体系中的行为特征。讨论了缓冲溶液的浓度与pH、胶束浓度及混合胶束等在不同体系中对分离组分的影响,发现...
关键词:苯胺  衍生物  毛细管电泳  紫外吸收检测  分离  被引量:10
季铵化改性壳聚糖的制备及其凝血性能研究
《应用化工》梁倩瑜 翁博雅 黄美茹 陈丽红 贺怡心 胡章  出版年:2023
为了对壳聚糖进行化学改性及探究其凝血性能,以来源丰富的壳聚糖为起始原料,通过亲核取代反应,开展季铵化改性,采用紫外-可见光谱、红外光谱及X-射线衍射进行结构表征,并在体外探索其凝血性能。化学结构表征结果表明,季铵化壳聚糖...
关键词:壳聚糖  季铵化改性  凝血  被引量:9
A simple and efficient method for synthesis of fluorine-containing saccharide esters and antiviral activity
JOURNAL OF FLUORINE CHEMISTRYChen, Hong Huang, Si-Qing Xie, Jian-Ying  出版年:2006
Sixteen new fluorine-containing saccharide esters from fluorine-containing benzoic acids and alpha-O-acetylglycosyl bromide were synthesized in the presence of 4-dimethylaminopyridine (DMAP) and triethylamine (Et3N) unde...
桃金娘根提取物体外抗氧化活性研究
《食品科技》谢建英  出版年:2013
桃金娘根含有酚类、鞣质、三萜类、多糖等化学成分,其中三萜类、鞣质、桃金娘多糖在体外具有一定的抗氧化活性。采用DPPH·法及Fe3+还原力法对桃金娘根提取物的抗氧化活性进行了研究,分别测定桃金娘根乙醇提取物、石油醚提取物、...
关键词:桃金娘根  提取物  抗氧化活性  DPPH·清除率  Fe3+还原力  被引量:9
HPLC法测定土壤中莠去津残留量方法的改进
《农药科学与管理》范润珍  出版年:2003
本文对高效液相色谱法(HPLC)测定土壤中莠去津残留量的方法进行了改进。土壤中莠去津的甲醇提取液经净化柱净化后进样,可消除杂质的干扰,使样品峰基线稳定,峰形完整,检测限为5ng/g,回收率在92%以上。
关键词:HPLC法  测定方法  土壤  莠去津残留量  甲醇提取液  除草剂  被引量:9
Separation of carcinogenic aromatic amines in the dyestuff plant wastewater treatment
DESALINATIONYe, Shengquan Huang, Fu  出版年:2007
A new method of separation of carcinogenic aromatic amines in wastewater is given. With the lower pH value (pH <= 2.0), it is effective to restrain the electroosmotic flow (EOF). At the same time, the migration time of t...
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