AUTHOR=Stano Pasquale TITLE=A four-track perspective for bottom-up synthetic cells JOURNAL=Frontiers in Bioengineering and Biotechnology VOLUME=10 YEAR=2022 URL=https://www.frontiersin.org/journals/bioengineering-and-biotechnology/articles/10.3389/fbioe.2022.1029446 DOI=10.3389/fbioe.2022.1029446 ISSN=2296-4185