Folegatti, et al. Safety and immunogenicity of the ChAdOx1 nCoV-19 vaccine against SARS-CoV-2: a preliminary report of a phase 1/2, single-blind, randomised controlled trial. Lancet (2020) doi:10.1016/s0140-6736(20)31604-4.

Zhu, et al. Immunogenicity and safety of a recombinant adenovirus type-5-vectored COVID-19 vaccine in healthy adults aged 18 years or older: a randomised, double-blind, placebo-controlled, phase 2 trial. Lancet (2020) doi:10.1016/s0140-6736(20)31605-6.

Mercado, et al. Single-shot Ad26 vaccine protects against SARS-CoV-2 in rhesus macaques. Nature (2020) doi:10.1038/s41586-020-2607-z.

Wadman. Abortion opponents protest COVID-19 vaccines’ use of fetal cells. Science (2020). Not a peer-reviewed article.

What the HEK? A Beginner’s Guide to HEK293 Cells. BiteSizeBio. Not a peer-reviewed article.

The Immortal Life of Henrietta Lacks by Rebecca Skloot. A book that describes the first “immortal” human cells grown in culture, they are still alive today.