According to the New Era study protocol, treatment can be interrupted in case of reaching undetectability of HIV-1 RNA in plasma and proviral DNA in PMBC. Because there are needed more virologic, immunologic or genetic markers to better predict virus control after treatment interruption, an approved Amendment (MUC_NewEra_v3.3 Protocol: EudraCT: 2008-002070-35 date: 6.11.2014) has foreseen to conduct one additional blood sampling with the aim to better characterize and discriminate the New Era patients in terms of immunologic, virologic and other laboratory parameters