Search Results - "Du, YM"

Effect of molecular structure of chitosan on protein delivery properties of chitosan nanoparticles by Xu, Yongmei, Du, Yumin

“…Chitosan nanoparticles (CS NP) with various formations were produced based on ionic gelation process of tripolyphosphate (TPP) and chitosan. They were examined…”
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Chitosan kills bacteria through cell membrane damage by Liu, Hui, Du, Yumin, Wang, Xiaohui, Sun, Liping

“…The bactericidal activity of chitosan (CS) acetate solution against Escherichia coli and Staphylococcus aureus was evaluated by the enumeration of viable…”
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Preparation, characterization and antimicrobial activity of chitosan–Zn complex by Wang, Xiaohui, Du, Yumin, Liu, Hui

“…Five chitosan–zinc complexes with different zinc content were prepared and characterized by FT-IR, XRD, AAS and elemental analysis. It was found that the…”
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Water-solubility of chitosan and its antimicrobial activity by Qin, Caiqin, Li, Huirong, Xiao, Qi, Liu, Yi, Zhu, Juncheng, Du, Yumin

“…Chitosan samples with different molecular weights were prepared by depolymerization with hemicellusase, and water-soluble half N-acetylated chitosan samples…”
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Double‐balloon catheter versus prostaglandin E2 for cervical ripening and labour induction: a systematic review and meta‐analysis of randomised controlled trials by Du, YM, Zhu, LY, Cui, LN, Jin, BH, Ou, JL

“…Background Induction of labour has become an increasingly common procedure. Ripening methods, including mechanical devices and pharmacological agents, improve…”
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Preparation, characterization and antimicrobial activity of quaternized carboxymethyl chitosan and application as pulp-cap by Sun, Liping, Du, Yumin, Fan, Lihong, Chen, Xiao, Yang, Jianhong

“…Quaternized carboxymethyl chitosan (QCMC) was prepared from which carboxymethyl chitosan (CMC) was prepared from chitosan first, then N-quaternary ammonium…”
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Synthesis and pH sensitivity of carboxymethyl chitosan-based polyampholyte hydrogels for protein carrier matrices by Chen, Lingyun, Tian, Zhigang, Du, Yumin

“…Novel polyampholyte hydrogels based on carboxymethyl chitosans (CMC) of various degree of deacetylation (DD) and substitution (DS) were prepared by…”
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Identification and Validation of CDKN1A and HDAC1 as Senescence-Related Hub Genes in Chronic Obstructive Pulmonary Disease by Yang, Jie, Zhang, Meng-Yu, Du, Yi-Ming, Ji, Xiu-Li, Qu, Yi-Qing

“…Purpose: Cellular senescence participates in the occurrence and development of chronic obstructive pulmonary disease (COPD). This study aimed to identify…”
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Chitosan- metal complexes as antimicrobial agent : Synthesis, characterization and structure-activity study by Wang, Xiaohui, Du, Yumin, Fan, Lihong, Liu, Hui, Hu, Ying

“…SummaryChitosan (CS) metal complexes with bivalent metal ions, including Cu(II), Zn(II), Fe(II) were prepared, and characterized by FT-IR, XRD, AAS and…”
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Preparation and modification of N-(2-hydroxyl) propyl-3-trimethyl ammonium chitosan chloride nanoparticle as a protein carrier by Xu, Yongmei, Du, Yumin, Huang, Ronghua, Gao, Leping

“…N-(2-hydroxyl) propyl-3-trimethyl ammonium chitosan chloride (HTCC) is water-soluble derivative of chitosan (CS), synthesized by the reaction between…”
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Enzymic preparation of water-soluble chitosan and their antitumor activity by Qin, Caiqin, Du, Yumin, Xiao, Ling, Li, Zhan, Gao, Xiaohai

“…Water-soluble low-molecular-weight (LMW) chitosan was prepared from enzymatic hydrolysis with efficient hemicellulase. The hydrolysates were separated by…”
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Effect of molecular weight and degree of substitution of quaternary chitosan on its adsorption and flocculation properties for potential retention-aids in alkaline papermaking by Li, Houbin, Du, Yumin, Wu, Xiaojun, Zhan, Huaiyu

“…N-(2-Hydroxyl-3-trimethylammonio)-propyl chitosan chloride with varying degree of substitution (DS) and molecular weight (MW) were prepared using nucleophilic…”
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Relationships between the molecular structure and moisture-absorption and moisture-retention abilities of carboxymethyl chitosan: II. Effect of degree of deacetylation and carboxymethylation by Chen, Lingyun, Du, Yumin, Zeng, Xiaoqing

“…Carboxymethyl chitosans (CM-chitosan) of various degrees of deacetylation (DD 28–95%) and substitution (DS 0.15–1.21) were successfully prepared from…”
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Effect of hydrogen peroxide treatment on the molecular weight and structure of chitosan by Qin, C.Q., Du, Y.M., Xiao, L.

“…The degradation of chitosan by hydrogen peroxide was studied. The degradation was monitored by gel permeation chromatography (GPC). The molecular weight…”
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Preparation and characterisation of low molecular weight chitosan and chito-oligomers by a commercial enzyme by Li, Jin, Du, Yumin, Yang, Jianhong, Feng, Tao, Li, Aihua, Chen, Ping

“…Chitosan with 91.7% deacetylation was hydrolysed by a commercially available and efficient neutral protease. The degradation was monitored by gel permeation…”
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Preparation and characterization of alginate/gelatin blend fibers by Fan, Lihong, Du, Yumin, Huang, Ronghua, Wang, Qun, Wang, Xiaohui, Zhang, Lina

“…Alginate and gelatin blend fibers were prepared by spinning their solution through a viscose‐type spinneret into a coagulating bath containing aqueous CaCl2…”
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Dialdehyde starch-crosslinked chitosan films and their antimicrobial effects by Tang, Rupei, Du, Yumin, Fan, Lihong

“…For improved mechanical and water‐swelling properties of chitosan films, a series of transparent films were prepared with dialdehyde starch as a crosslinking…”
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Preparation and characterization of chitosan/poly(vinyl alcohol) blend fibers by Zheng, Hua, Du, Yumin, Yu, Jiahui, Huang, Ronghua, Zhang, Lina

“…Chitosan and poly(vinyl alcohol) blend fibers were prepared by spinning their solution through a viscose‐type spinneret at 25°C into a coagulating bath…”
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Properties of chitosan/poly(vinyl alcohol) films for drug-controlled release by Wang, Qun, Du, Yu-min, Fan, Li-hong

“…With bovine serum albumin (BSA) as a model drug, drug‐loaded films of chitosan (CS) and poly(vinyl alcohol) (PVA) were obtained by a casting/solvent…”
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Influence of functional groups on the in vitro anticoagulant activity of chitosan sulfate by Huang, Ronghua, Du, Yumin, Yang, Jianhong, Fan, Lihong

“…A new method for the chemical modification of chitosan sulfate was used to prepare N-propanoyl-, N-hexanoyl- and N, O-quaternary substituted chitosan sulfate…”
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