Tools and datasets

SEQUIN Protocol

STAR Protocols

SEQUIN: An imaging and analysis platform for quantification and characterization of synaptic structures in mouse

SEQUIN code and sample datasets

GitHub repository

Synaptic Evaluation and QUantification by Imaging of Nanostructure

4-channel imaging with long Stokes shift fluorophores

Current Protocols

This article describes multiplexed labeling and imaging of four target antigens through the use of a long-Stokes-shift fluorophore in tandem with three conventional fluorophores.

Featured publications

SEQUIN Multiscale Imaging of Mammalian Central Synapses Reveals Loss of Synaptic Connectivity Resulting from Diffuse Traumatic Brain Injury

September 1, 2020

Sauerbeck AD, Gangolli M, Reitz SJ, Salyards MH, Kim SH, Hemingway C, Gratuze M, Makkapati T, Kerschensteiner M, Holtzman DM, Brody DL, Kummer TT. SEQUIN Multiscale Imaging of Mammalian Central Synapses Reveals Loss of Synaptic Connectivity Resulting from Diffuse Traumatic Brain Injury. Neuron. 2020 Jul 22;107(2):257-273.e5. doi: 10.1016/j.neuron.2020.04.012. Epub 2020 May 8. PMID: 32392471; PMCID: PMC7381374.

Recent publications

Enhanced Multiplexing of Immunofluorescence Microscopy Using a Long-Stokes-Shift Fluorophore

August 1, 2021

Reitz SJ, Sauerbeck AD, Kummer TT. Enhanced Multiplexing of Immunofluorescence Microscopy Using a Long-Stokes-Shift Fluorophore. Curr Protoc. 2021 Aug;1(8):e214. doi: 10.1002/cpz1.214. PMID: 34387945; PMCID: PMC8375615.

Neuronal VCP loss of function recapitulates FTLD-TDP pathology

July 20, 2021

Wani A, Zhu J, Ulrich JD, Eteleeb A, Sauerbeck AD, Reitz SJ, Arhzaouy K, Ikenaga C, Yuede CM, Pittman SK, Wang F, Li S, Benitez BA, Cruchaga C, Kummer TT, Harari O, Chou TF, Schröder R, Clemen CS, Weihl CC. Neuronal VCP loss of function recapitulates FTLD-TDP pathology. Cell Rep. 2021 Jul 20;36(3):109399. doi: 10.1016/j.celrep.2021.109399. PMID: 34289347; PMCID: PMC8383344.

SEQUIN: An imaging and analysis platform for quantification and characterization of synaptic structures in mouse

January 13, 2021

Reitz SJ, Sauerbeck AD, Kummer TT. SEQUIN: An imaging and analysis platform for quantification and characterization of synaptic structures in mouse. STAR Protoc. 2021 Jan 13;2(1):100268. doi: 10.1016/j.xpro.2020.100268. PMID: 33490984; PMCID: PMC7811167.

Impact of TREM2R47H variant on tau pathology-induced gliosis and neurodegeneration

September 1, 2020

Gratuze M, Leyns CE, Sauerbeck AD, St-Pierre MK, Xiong M, Kim N, Serrano JR, Tremblay MÈ, Kummer TT, Colonna M, Ulrich JD, Holtzman DM. Impact of TREM2R47H variant on tau pathology-induced gliosis and neurodegeneration. J Clin Invest. 2020 Sep 1;130(9):4954-4968. doi: 10.1172/JCI138179. PMID: 32544086; PMCID: PMC7456230.

Complete bibliography