1. Objective To determine the biopolymer chitosan rapidly and accurately.

2. The clarification of guava juice by chitosan was studied.

3. Chitosan fiber can be used to prepare medical dressing, human body absorbable suture, support material for tissue engineering etc. , but its lower tenacity greatly hinders its application area.

4. The chitosan was prepared from chitin by deacetylating and the degree of deacetylation was 83%.

5. Chitosan and polylactide are good biocompatible polymers, and are used to apply as biomedical materials, especially as the tissue engineering scaffolds for live cells culture.

6. Chitosan an obviously absorptive effect to fat, and has been used to make latest diet pills.

7. The structures, properties and application of chitin and chitosan wereand production pro cess there of presented.

8. In these applications, chitosan was used for its natural antimicrobial propertied and its ability to provide a moist environment and to accelerate wound healing.

9. Conclusion Chitosan can prevent or reduce elbow adhesion after elbow arthrolysis.

10. There is strong interaction between chitosan and gelatin in the blend fibers.

11. The clarification of haw juice by means of chitosan was studied.

12. Conclusion: Chitosan can prevent or reduce knee adhesion after knee arthrolysis.

13. Membrane utilized for endotoxin removal namely chitosan affinity membrane was prepared by using Poly(vinylidene fluoride) (PVDF) hollow fiber membrane as support.

14. Objective: To study the role of chitosan elicitor on cell growth and phenolic compound contents of Marchantia polymorpha L.

15. The stability of chitosan and the breaking length, tearing strength,[Sentencedict] folding endurance and bursting strength of paper added the potentiator were measured.

16. A natural macromolecule adsorbent - modified chitosan ( VCG ) was prepared by using chitosan with vanillin.

17. The chitosan oligosaccharide chelating ferrous can improve the utilization rate of ferrous, is expected to have important application valve in the fields of food and feed additive.

18. Objective To explore the chitosan after intestinal adhesion prevention role.

19. Chitosan, with unique structures and abundant resource, is a biopolymer with choiceness capability.

20. AIM:To summarize and analyze the clinical curative effect and usage method of chitosan biological fluid dressing (CBFD) in recant years.

21. X-ray photoelectron spectroscopy (XPS) indicated that the higher reaction activity of alkyl halide, the more alkyl substitution degree on hydroxyl group of chitosan.

22. The results shows that the anti-crease of the wool fabric can be improved by the chitosan finish, but the anti- pilling were not affected by the chitosan finish.

23. An ionic-type spilled oil gelling agent on water was synthesized with chitosan, myristyl chloride and chloroacetic acid as main raw materials. The product was characterized by IR.

24. Latest research progress of microspheres containing drugs used three commonly biodegradable materials which were gelatin, chitosan and polylactide was summarized.

25. The method involves forming a coacervate of the biologically-active material and chitosan and then dehydrating mixture of coacervate and trehalose solution.

26. OBJECTIVE To prepare ketorolac tromethamine ( KT ) alginate - chitosan microcapsules, and to investigated the behavior of KT microcapsules in vitro.

27. Secondly, the ordinary mulberry silk, slightly dissolved silk and calcium nitrate treated silk are modified by the chitosan solution and the treatment procedure of soaking-rolling-baking.

28. In comparison with traditional artificial synthesized materials, chitin and chitosan have good incompatibilities and bioactivities.

29. After degreasing, the capsaicinoid in extraction was absorbed by chitosan resin and then eluted by ethanol.

30. Objective:To study the preparation and application in clinic of zinc glutamate chitosan eye-drop.

31. Use orthogonal design method to optimize the formula of liposome podophyllotoxin chitosan film and prepare the film.

32. RESULTS:The amount of adsorbed iodine onto chitosan was related to the concentration of iodine, the immersing time and the solid to liquid ratio.

33. Objective : To develop a synthesis method of the carboxymethyl chitosan and to study its bacteriostatic effect.

34. Chitosan is used as a flocculating agent to deal with the glutamate fermentation solution.

35. But which still needs to be further studied is the real mechanism of chitosan metal complex adsorbing CO and the technics of chitosan metal complex applied in cigarette filter tip.

36. The edible composite films composed of cassava starch and chitosan were prepared.

37. The products selectivity was affected by the cyclohexane oxidation rate controlled by the capacity of coordinating chitosan or chitin to metalloporphyrin.

38. METHODS Chitosan - CpG ODN nanoparticles were prepared by complex coacervation method.

39. When the chitosan nanoparticles loaded insulin ( INS ), the pharmacodynamics after pulmonary administration in vivo was evaluted.

40. Alkaline protease has been immobilized on chitosan with glutaraldehyde as crosslinking agent.

41. The previous research work of our lab has demonstrated that the arginine modified chitosan and hexadecylene modified chitosan could improve the gene transfection efficiency obviously.

42. ObjectiveTo optimize refinement of Carthamus tinctorius L . by chitosan flocculation.

42. try its best to collect and build good sentences.

43. Objective To observe the therapeutic effect of chitosan oral ulcer spray in treatment of recurrent aphthous ulcer(RAU).

44. Deproteinization of shrimp and crab shell powder(SCSP), deacetylation of chitin and depolymerization of chitosan in enzyme method were introduced completely in the article.

45. Results Chitosan - Bismuth significantly decreased rat ulcer area or ulcer index.

46. In contrast, incorporation of chitosan or cellulose in the diet reduced cholesterol (food) intake, but did not affect either intestinal cholesterol absorption or faecal sterol output.

47. Conclusion The results suggested that it is feasible to use chitosan as a clarificant for ref...

48. L - 1 . CONCLUSION: Chitosan may decrease the TNF induced adhesion reaction of RAEC with MC.

49. Applying conductivity and particle size analysis, the paper studied dissolution behaviors of chitosan in acetic acid.

50. Chitosan biguanidine hydrochloride (CGH) has been synthesized by the guanidinylation reaction of chitosan with dicyandiamide. The structures of CGH were characterized by FT-JR.

51. Methods: The scaffolds were prepared by freeze-drying and cross-linking a mixtare of chitosan solution with TCP.

52. In this paper N-acetylated chitosan films were prepared by the reaction of chitosan and acetic anhydride in the medium CH 3OH and acetic acid.

53. Methods: 1. Electrostatic droplet technique was adopted to fabricate ACA microcapsules with chitosan of different molecular weights and in different membrane-forming time.

54. Methods : Urease N - trimethyl chitosan chloride submicrospheres were prepared by ionic crosslinking.

55. Objective To explore the best formula of the 0 5% liposome podophyllotoxin chitosan film.

56. For preparing chitosan resin of high deacetylation degree and high cross-linking degree, chitin is taken as raw material and orthogonal test is adopted to determine technological condition.

57. The adsorption effect of lead ions on chitosan was investigated.

58. Chitosan schiff-base was synthesized via the reaction of chitosan with salicylaldehyde, which (reacted) with a palladium salt to obtain a chitosan schiff-base coordinated palladium catalyst.

59. Objective To study and prepare granular chitosan lactate and to determine its bacteriostatic efficacy.

60. The chitosan oligosaccharide Schiff base phosphonate has better activity for resisting tobacco mosaic virus.

61. The degree of deacetylation of chitosan was determined by hydrobromide method and the values were compared with the values determined by acid-base titration.

62. To study the effect of chitosan on delayed outward potassium current(IK) in single ventricular myocytes of guinea pig and investigate its antiarrhythmic mechanism from ion channel view.

63. Objective : To develop headspace gas chromatography for the determination of residual solvent in chitosan ester.

64. This article reviewed the therapeutic use of chitosan as artificial lacrima, medical viscoelastic material, carrier of drug delivery systems and so on in ophthalmic disease.

65. Sustained-release performance of N-phthaloyl chitosan is tested by using coating tablet as example.

66. Results: Chitosan membrane showed no toxicity and did not cause hemolysis, pyrogen or hyperergia.

67. Chitosan is one of the most abundant natural polymers, This biopolymer has useful functional groups such as hydroxyl and amine, so it can interact with metal ions.

68. The trypsin was covalently linked with chemical modified granule chitosan and was used to isolate and purify aprotininum from the extract of cattle lungs by affinity chromatography.

69. In paper making, chitosan can be used as fortifier, sizing agent, retention and filtration aid, surface modifier and flocculation agent for paper-making effluent.

70. When the fibers were treated with acetic anhydride, it was possible to acetylate the chitosan fibers and converted them into chitin fibers.

71. Alkalimetry is standard method of determining degree of deacetylation of chitosan generally applied in aquaculture and other industry.

72. The results showed that the silver containing chitosan fibers was better than chitosan and viscose rayon fibers in antimicrobial properties.

73. N-phthaloyl chitosan is prepared into suspension solution coated on plain tablets of propranolol hydrochloride.

74. B. S. Dissertation:Grafting copolymerization of methyl acrylate onto chitosan and the study of the adsorptivity (Directed by Professor Liu Shufen).

75. Furthermore, N-Carboxyethyl chitosan(CEC), with various isoelectric points was synthesized by reaction of acrylic acid with chitosan.

76. A rapid method for determining the degree of deacetylation of chitosan using near-infrared spectroscopy is proposed, which calibrating by CP/MAS NMR.

77. According to free radical theory, the CAM was synthesized with acrylamide and chitosan, through oxidation-reduction initiator systems in acetic acid aqueous solution.

78. A waterborne multicolor paint is prepared by chitosan in acetic acid solution, mixing with short fiber and crosslinked by glutaric dialdehyde.

79. Object To study the degree of deacetylation of chitosan and its residual amount left over in the clarified products when chitosan was used as a clarificant .

80. Butyryl chitosan can form cholesteric liquid crystalline phase by dissolving in more than ten solvents.

81. Oligo glucosamine was prepared by oxidative degradation of chitosan with hydroperoxide in the neutral condition.

82. Objective:With the local lobster shell as the raw material, we inquire into the abstraction and preparation of chitin and chitosan to develop a new raw material resources for chitosan.

83. Conclusion: This method can be used to establish the quality control of chitosan hemostatic sponge.

84. N-phthaloyl chitosan is able to form cholesteric liquid crystalline phase in concentrated solutions of some organic solvents, including DMF, DMSO, DMAc and pyridine.

85. We used phase transfer catalyst to improve the deacetylation of Chitosan, and the hydrogen peroxide degradation to reduce the molecular of Chitosan.

86. Chitosan is the only alkaline polysaccharose in the natural world, which has good bioadhension, biodegradability and biocompatibility.

87. Objective To investigate the effect of ectogenesis chitosan and hyaluronic acid on the joint function of osteoarthritis patients.

88. A novel porous chitosan(PEI-CTS), which has higher concentration of amino group, was synthesized by polyaminating with poly(ethylene imine)on cross-linking chitosan.

89. The amphiphilic N, N - diacylated chitosan could be gained by selective reduction of fully acylated chitosan.

90. The paper proposed chitosan is chosen as the new carrying agent, and the experiment shows chitosan can be investigated as the new carrying agent for propene separation further.

91. Because of the amino-group in its molecular structure, chitosan can be used directly as a flocculant or improving its flocculation by modifying its structure.

92. Conclusion The insulin-liposomes coated by chitosan and its derivatives can enhance enteral absorption of insulin and increase stability of insulin in GI tract.

93. In this paper a semi-dry method with microwave treatment is described for the deacetylation of chitin to obtain chitosan.

94. The breaking strength and pliability of blended membrane were increased gradually with the increased content of chitosan.

95. There are many chemical ingredients in Morus alba L . chitosan and they have a wide use.

96. Thus, microparticles composed of chitosan and liposomes may be a preeminently potential drug carrier.

97. Using sodium periodate limitedly oxidizing cloth fiber, the local surface of cloth forms dialdehyde cellulose and offer active sites for introducing chitosan on cloth.

98. Objective: The adsorption mechanism of metal ions on chitosan modified by vanillin ( V - CTS ) was studied.

99. In the given temperature range, raising temperature could fasten adsorptivity velocity and enhance adsorbability of chitosan.

100. Conclusion The isobutyl - chitosan multifunctional dressing has a good bio - safety as a wound dressing.

101. Objective:To estimate the influencing factors for alkalimetric analysis of deacetylated degree of chitosan.

102. Methods The degradation of medical chitosan in different degrees of crosslinking were studied by enzymolysis in vitro and animal implantation in vivo.

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103. A repering methods of the chitosan-iodine preparation and influencing factors of adsorption amount of lodine on the chitosan were introduced.

104. The properties of blend of chitosan ( CS ) and polyurethane ( PU ) has been investigated.

105. Conclusion Chitosan - bismuth showed evident prophylactic and therapeutic effects on rat gastric ulcer.

106. ConclusionThe fly maggot powder is rich in nutrition. Flyblow chitosan has significant anti-oxidant capability.

107. At the same time, the chitosan didn't affect the soluble solids content of litchi juice.

108. Eight methods of water solubility modification of Chitosan were introduced.

109. OBJECTIVE To prepare doxorubicin loaded N-octyl-N'-succinyl chitosan micelles and study the in vitro anti-tumor activity.

110. OBJECTIVE To clarify Cordyceps Mycelia Oral Solutio via chitosan Flocculation.

111. The chitosan ( CS ) - based injectable and thermosensitive hydrogels are injectable at low temperature and at body temperature.

112. Aim : To optimize the preparation of the ginger oleoresin alginate - chitosan microcapsules and to study its stability.

113. Methods:The viscosity and hydrolytic products of chitosan solution were determined by viscosimeter and high performance liquid chromatography (HPLC), respectively.

114. Chitosan Schiff-base Palladium catalyst was synthesized from chitosan and salicylaldehyde via grafting to form chitosan Schiff-base, followed by coordination with palladium salt.

115. In this paper, the waste chrome liquor treatment with chitosan and aluminum sulfate was studied.

116. Chitosan (N- acetylated chitin) is an alkaline polymer membrane material which is biocompatible, nontoxic, natural, environmentally friendly, and low cost.

117. A complex coacervation method was used to prepare Ibuprofen microcapsule using chitosan and Gum-arabic as the wall materials .

118. Guanidyl acetic acid chitosan has been synthesized with self-made chitosan and 1-chloro-glycocyamine, and its hydroscopicity and moisture retentive ability have been measured consequently.

119. The silk fabric was treated with propanetriol-diglycidyl-ether and chitosan in an attempt to improve its serviceability, anti-bacterial and wrinkle resistant properties.

120. Keeping track of the knowledge about viscometric properties of chitosan was important for it's application and exploiture.

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