Microscopic view of neurons with green and purple fluorescence.

Confocal image: astrocytes labelled with eGFP (green), GFAP (magenta), DAPI (blue).

Image credit: Camila Cabarcas Arrieta

Group of ten people standing together indoors, smiling, with a concrete wall and elevator doors in the background.

Lab photo Sept 2025

Congratulations Dr. Depaauw-Holt

Congratulations Dr. Depaauw-Holt - December 2025

Microscopic image showing green-stained neurons and pink-stained nerve fibers in a neural tissue sample.

Confocal image of eGFP expressing astrocyte green. GFAP staining in magenta.

By Camila Cabarcas Arrieta

Microscopic view of nerve cells, stained in purple and teal, glowing under a microscope.

Two-Photon Z-stack. Magenta = SR101 (astrocyte marker) Cyan = lck-GCaMP6

By Mathias Guayasamin

CRCHUM seminar by Lewis April 2025

A man standing at a podium giving a presentation in front of a large screen displaying a scientific slide with green neural network imagery and text about astrocytic glucocorticoid receptors and stress. The slide includes the presenter's name, Lewis Rhys Depauw-Holt, his affiliation, and social media handle.

Visit and discussions with Jun Nagai April 2025

Lab photo summer 2024

Montréal Glia Club 2023

SfN 2023 - Washington

Building our 2P ephys rig

A group of twelve people posing on a backyard porch during evening time, smiling at the camera. The porch is decorated with string lights and potted plants, with a barbecue grill and outdoor furniture visible. The house has a brick and siding exterior.

Lab BBQ Summer 2023

Two young men giving a presentation in a room with a large screen displaying a PowerPoint slide titled 'Go With The Flow: Simplifying the FAC(t)S'. One is speaking into a microphone and reading from papers, the other is holding a microphone and looking at the speaker, with a laptop on a small table between them. The room has a large window with blinds and a black curtain.

Pub Science event organized by Lewis and Mathias - April 2023

A person giving a presentation on sleep and psychiatry in a dark room with a large screen. The slide shows a person holding their head, with text about neuropsychiatric disorders and sleep.

Lewis presenting at the 5th Neuroscience Dept. Research day - Nov 8th 2022

Group of people sitting at a long table in a restaurant with exposed brick walls, framed pictures, and large windows letting in natural light.

Ife’s leaving party - summer 2022

Group of six people standing together on a wooded hill with a view of a valley in the background, dressed in hiking outdoor clothing.

Fall hike at Mont Sainte Hilaire (Gault Nature Reserve) QC in October 2021

L to R Ife, Manon, Ciaran, Lewis, Ben, Anthony

Group of eight people gathered around a outdoor dining table with food and drinks.

CIHR project submission September 2021

L-R Manon, Ben, Lewis, Lewis’ mam, Anthony, Ife, Ciaran

Group photo summer 2021 (minus Sarah)

Group photo summer 2021 (minus Sarah)

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GFAP staining

By Lewis Depaauw-Holt

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GFAP

GFAP

GLT-1

GLT-1

CONNEXIN

CONNEXIN

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