By Tito Trindade, Ana Luisa Daniel da Silva

This e-book offers a concise state-of-the-art of the synthesis and houses of nanocomposite debris with curiosity for varied bio-applications. Contributions are usually on the topic of the chemical layout of nanocomposite debris, their houses in addition to their constituent fabrics, and the tailoring of bio-interfaces which may be suitable to the fields of medical analysis and drug supply strategies, between different bio-applications.

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These hydrogels have a broad range of applications in the biomedical field, although they may be immunogenic and significantly expensive. 21,22 These hydrogels can be produced using the patient’s blood in an enzymatic polymerization of fibrinogen at room temperature. These matrices can be degraded by enzymes associated to cells. However, fibrin hydrogels have poor mechanical properties precluding their use in a number of applications. Recently, we have witnessed a growing interest on the preparation of hydrogels based on polysaccharides.

In a large number of biological applications there is interest in producing water-stable colloids. This can be achieved by promoting ligand exchange reactions at the NPs’ surfaces. 30−32 For cadmium chalcogenides, this usually involves the reaction between aqueous Cd(II) and a chalcogenide source in the presence of a thiolate, which acts as a stabilizing agent. Another method to confer compatibility with aqueous solutions is the promotion of chemical reactions at the organically passivated nanoparticle surface.

C. and Gundersen, M. A. (2007). pH-sensitive photoluminescence of CdSe/ZnSe/ZnS quantum dots in human ovarian cancer cells. J. Phys. Chem. C, 111, pp. 2872–2878. 35. , Li, J. , Wang, Y. A. and Peng, X. (2003). Luminescent CdSe/CdS core/shell nanocrystals in dendron boxes: superior chemical, photochemical and thermal stability. J. Am. Chem. , 125, pp. 3901–3909. 36. Guo, W. and Peng, X. (2003). Nanocrystal in dendron-box: a versatile solution to the chemical, photochemical, and thermal instability of colloidal nanocrystals.

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