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Preparation of porcine hemoglobin microcapsules of chitosan-sodium alginate |
| LI Jun1, ZHANG Jijuan2, ZHAO Xinjuan2, YU Yan2 |
| 1.Ocean College, Hainan University, Haikou 570228, China; 2.School of Life Sciences and Technology, China Pharmaceutical University, Nanjing 210009, China; |
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Abstract Using an emulsification-gelation method, chitosan-sodium alginate-porcine hemoglobin microcapsules were prepared. Results show that these microcapsules have better forms and small granules with 1 ?m size of the mean particle size. They possess a relatively narrow and normal Gaussian distribution. The loading efficiency of porcine hemoglobin (pHb) in microcapsules is more than 90%. The pHb released from microcapsules is extended for more than one month. Chitosan-sodium alginate-hemoglobin micro capsules are expected to become an artificial oxygen-carrying therapeutic agent with sustained release for intravenous injection.
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Issue Date: 05 September 2007
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