Synthetic circular RNA switches and circuits that control protein expression in mammalian cells

S Kameda, H Ohno, H Saito - Nucleic acids research, 2023 - academic.oup.com
Synthetic messenger RNA (mRNA) has been focused on as an emerging application for
mRNA-based therapies and vaccinations. Recently, synthetic circular RNAs (circRNAs) …

Sensing intracellular signatures with synthetic mRNAs

H Ono, H Saito - RNA biology, 2023 - Taylor & Francis
The bottom-up assembly of biological components in synthetic biology has contributed to a
better understanding of natural phenomena and the development of new technologies for …

Synthetic RNA-based post-transcriptional expression control methods and genetic circuits

ML Pardi, J Wu, S Kawasaki, H Saito - Advanced Drug Delivery Reviews, 2022 - Elsevier
RNA-based synthetic genetic circuits provide an alternative for traditional transcription-
based circuits in applications where genomic integration is to be avoided. Incorporating …

Synthetic RNA-based logic computation in mammalian cells

S Matsuura, H Ono, S Kawasaki, Y Kuang… - Nature …, 2018 - nature.com
Synthetic biological circuits are designed to regulate gene expressions to control cell
function. To date, these circuits often use DNA-delivery methods, which may lead to random …

N 1-Methylpseudouridine substitution enhances the performance of synthetic mRNA switches in cells

CJC Parr, S Wada, K Kotake, S Kameda… - Nucleic Acids …, 2020 - academic.oup.com
Synthetic messenger RNA (mRNA) tools often use pseudouridine and 5-methyl cytidine as
substitutions for uridine and cytidine to avoid the immune response and cytotoxicity induced …

MicroRNA-302 switch to identify and eliminate undifferentiated human pluripotent stem cells

CJC Parr, S Katayama, K Miki, Y Kuang, Y Yoshida… - Scientific reports, 2016 - nature.com
The efficiency of pluripotent stem cell differentiation is highly variable, often resulting in
heterogeneous populations that contain undifferentiated cells. Here we developed a …

A novel synthetic toehold switch for microRNA detection in mammalian cells

S Wang, NJ Emery, AP Liu - ACS synthetic biology, 2019 - ACS Publications
MicroRNAs (miRNA or miR) are short noncoding RNA of about 21–23 nucleotides that play
critical roles in multiple aspects of biological processes by mediating translational …

Purification of human iPSC-derived cells at large scale using microRNA switch and magnetic-activated cell sorting

Y Tsujisaka, T Hatani, C Okubo, R Ito, A Kimura… - Stem cell reports, 2022 - cell.com
For regenerative cell therapies using pluripotent stem cell (PSC)-derived cells, large
quantities of purified cells are required. Magnetic-activated cell sorting (MACS) is a powerful …

Caliciviral protein-based artificial translational activator for mammalian gene circuits with RNA-only delivery

H Nakanishi, H Saito - Nature Communications, 2020 - nature.com
Synthetic RNA-based gene circuits enable sophisticated gene regulation without the risk of
insertional mutagenesis. While various RNA binding proteins have been used for …

Light-controllable RNA-protein devices for translational regulation of synthetic mRNAs in mammalian cells

H Nakanishi, T Yoshii, S Kawasaki, K Hayashi… - Cell Chemical …, 2021 - cell.com
The photo-regulation of transgene expression is one effective approach in mammalian
synthetic biology due to its high spatial and temporal resolution. While DNAs are mainly …