Nanoparticles, which are luminescent and/or electroactive and/or suitable for MRI (magnetic resonance imaging and/or PET (positron emission tomography) applications, comprise a micelle, which has a hydrophilic shell and an hydrophobic central portion, and a polysilicate core; the micelle comprises a plurality of molecules of a functionalized surfactant having the following structure: M
1
-Hydro
1
-Lipo-Hydro
2
-M
2
wherein Lipo indicates a hydrophobic chain; Hydro1 ed Hydro
2
indicate, each, a respective hydrophilic chain; M
1
ed M
2
represent respective recognition functionalities.
具有发光和/或电活性和/或适用于MRI(磁共振成像)和/或PET(正电子发射断层扫描)应用的纳米颗粒,包括一个胶束,其具有亲
水性外壳和疏
水性中心部分,以及一个聚
硅酸酯核心;该胶束包括多种具有以下结构的功能化表面活性剂分子:M1-Hydro1-Lipo-Hydro2-M2,其中Lipo表示疏
水链;Hydro1和Hydro2分别表示各自的亲
水链;M1和M2表示各自的识别功能。