Table 3.

Viral vector (replicating) vaccines, clinical trial

Vaccines types	Strategy of Design	Clinical Phase
DelNS1-2019-nCoV-RBD-OPT1	Intranasal flu-based-RBD	Phase 1 and 2
Covid-19/aAPC vaccine	The Covid-19/aAPC vaccine is prepared by applying lentivirus modification with immune modulatory genes and the viral minigenes to the artificial antigen presenting cells (aAPCs)	Phase 1
Dendritic cell vaccine AV-COVID-19	A vaccine consisting of autologous dendritic cells loaded with antigens from SARS-CoV-2, with or without GM-CSF	Phase 1, 1/2
AdCLD-CoV19	Adenovirus vector	Phase 1/2
BBV154	Adenoviral vector COVID-19 vaccine	Phase 1
NDV-HXP-S	Newcastle disease virus (NDV) vector expressing the spike protein of SARS-CoV-2, with or without the adjuvant CpG 1018	Phase 1/2

Source: ClinicalTrials.gov website; WHO.