Single-Cell mRNA-Seq of In Vitro-Derived Human Neurons Using Smart-Seq2

Area of Science:

• Neuroscience
• Genomics
• Stem Cell Biology

Background:

• Single-cell mRNA sequencing is crucial for understanding cellular heterogeneity.
• Identifying cell types and states relies on unique transcriptional signatures.

Purpose of the Study:

• To present a robust protocol for single-cell RNA sequencing of human induced pluripotent stem cell-derived neurons.
• To enable detailed analysis of transcriptional profiles at the single-cell level.

Main Methods:

• Utilized fluorescence-activated cell sorting (FACS) for isolating individual cultured neurons.
• Employed polyA-based Smart-Seq2 RNA sequencing for transcriptional profiling.
• Developed and optimized protocols for cell dissociation, selection, and library preparation.

Main Results:

• Successfully generated high-resolution single-cell transcriptional profiles of hiPSC-derived neurons.
• Demonstrated the efficacy of the Smart-Seq2 protocol for neuronal samples.
• Established guidelines for adapting the protocol to diverse cell types and tissues.

Conclusions:

• The presented methodology facilitates the dissection of cellular heterogeneity in neuronal populations.
• The optimized protocols are adaptable and valuable for broader single-cell transcriptomic studies.
• This work supports advancements in stem cell research and neuroscience.