https://patentscope.wipo.int/search/en/detail.jsf?docId=WO2012156059 (Publisher version)
MÜLLER, A., FREITAG, R., Synatschke, C. V., MAJEWSKI, A., JÉROME, V., & SCHALLON, A.(2012). Utilization of Magnetic Nanoparticles as Intracellular Pull-Down System.