# Improved green and red GRAB sensors for monitoring spatiotemporal serotonin release in vivo

*PRI Rank #11 · Topics and Trends in Most Cited Receptor Mechanisms and Signaling Papers, Class of 2026*

*Canonical URL: https://pri.pepkio.com/top-papers/receptor-mechanisms-and-signaling/2026/rank-11*

| Field | Value |
| --- | --- |
| Rank | #11 |
| 18m citations | 55 |
| Journal | Nature Methods |
| Year | 2024 |
| DOI | 10.1038/s41592-024-02188-8 |
| Corresponding authors | Yulong Li |
| Institution | Peking University, China |

**Ranking page:** [Topics and Trends in Most Cited Receptor Mechanisms and Signaling Papers, Class of 2026](https://pri.pepkio.com/top-papers/receptor-mechanisms-and-signaling/2026)

**Paper link:** [10.1038/s41592-024-02188-8](https://doi.org/10.1038/s41592-024-02188-8)

## Topics

GRAB sensors · serotonin release · green fluorescent sensors · red fluorescent sensors · spatiotemporal monitoring · in vivo imaging · Genetically encoded sensor · neurotransmitter detection · fluorescence imaging · serotonergic signaling

## Cite this ranking

```
Pepkio Research Index (PRI). Topics and Trends in Most Cited Receptor Mechanisms and Signaling Papers, Class of 2026. https://pri.pepkio.com/top-papers/receptor-mechanisms-and-signaling/2026. Accessed 2026-07-29.

Zheng Su, Tinsley Li, Thematic Shifts in Early-High-Impact Cancer Genomics and Diagnostics Research: A Bibliometric and Semantic Analysis. bioRxiv 2026.07.04.736459; doi: https://doi.org/10.64898/2026.07.04.736459
```