About L.B.N.

Welcome to L.B.N.

Welcome to the Laboratory of Biosensors & Nanomachines (LBN), Prof Alexis Vallée-Bélisle’s research group. The LBN was set up in November 2012 at l’Université de Montréal with the aim of creating the next generation of nanomachines for medical, environmental and industrial applications. The LBN task and interests consist in understanding the mechanism of living organism’s nanomachines and use this knowledge to drive biotechnological discoveries in the field of diagnostic, drug delivery, and green chemistry.

Research Fileds

Recreating Biochemistry

Recreating Biochemistry 

Over the last million years, Nature has found many powerful solutions to medical diagnostic, targeted drug delivery, and green chemistry. It did so by evolving molecular machines that perform these tasks efficiently, using minimal energy and generating environmentally benign waste products. The LBN’s main task is to recreate mimics of these complex molecular machines using “simple” biopolymer such as DNA. This allows us to uncover the design principles of natural nanomachines that perform, for example, molecular diagnostic and targeted drug delivery in living organisms.

Medical diagnostics

Medical diagnostics

“Medical diagnostics is a $42 billion industry with 85% of testing performed in centralized lab facilities. This industry is beginning to shift towards a more distributed model that allows doctors to test their patients at the point-of-care and have immediate access to their health information in a more clinically relevant time frame. Inspired by natural nanomachines that perform many sensing functions in living organisms, the LBN is now developing new powerful, inexpensive and easy-to-use medical diagnostic devices that will greatly impact Global Health. Examples include, fluorescent probes for cancer imaging and bio-electrochemical devices for the rapid and easy detection of disease markers directly in whole blood.”

Drug delivery

Drug delivery

The cost for discovering, developing and launching a new drug is being estimated to nearly $1.7 billion (www.phrma.org -2003). For many observers, however, the most promising route to achieve major advances in drug development is not through the design of new more efficient drugs but rather to come up with strategies to deliver them at specific tissue locations (for example, at a tumor site). The LBN’s main task is to develop new powerful and inexpensive nanomachines “inspired by Nature” that will deliver drug at defined tissue locations and thus greatly optimize the benefits of current therapies while minimizing their toxic effects.

Green chemistry

Green chemistry

Our laboratory is developing a new generation of smart catalysts “inspired by nature” that are self-regulated by temperature and that can be activated and inhibited via the addition of simple and inexpensive molecules such as DNA.

Summer 2020

Current Lab Members

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Prof. Alexis Vallée-Bélisle

Principal investigator

Associate Professor
Department of Chemistry / Université de Montréal

Dominic Lauzon – Research Associate

Thibaut Babin – Postdoctoral fellow

Xiaomeng Wang

Xiaomeng Wang – Ph.D. student

Simon Diallo-Blais_4

Simon Diallo-Blais – M.Sc. student

Yasmine Nicole – M.Sc. student

Ly-Ann Morville – M.Sc. student

Achille Vigneault – M.Sc. student

Former members of the lab

Postdoctoral fellows

Dr. Guichi Zhu – 2021-2023
Dr. Nagarjun Narayanaswamy – 2019-2022
Dr. Bal Ram Adhikari – 2018-2021
Dr. David Charbonneau – 2017
Dr. Sahar Mahshid – 2013-2016
Dr. Étienne Boulais – 2015-2016
Dr. Mathieu Hébert – 2013

Ph.D. Students

Dominic Lauzon – 2016-2022/Ph.D. diploma
Arnaud Desrosiers – 2015-2022/Ph.D. diploma
Scott Harroun – 2015-2022/Ph.D. diploma
Guichi Zhu – 2015-2021/Ph.D. diploma
Eleanor Campbell – 2018-2021
Bahareh Hosseinpour – 2019-2020
Carl Prévost-Tremblay – 2016-2018
Stéphanie Bissonnette – 2014

Master’s Students

Tanya Lyalina – 2019-2022/M.Sc. diploma
Carl Prévost-Tremblay – 2013-2016/M.Sc. diploma
David Gareau – 2013-2015/M.Sc./M.Sc. diploma
Maria Stoica – 2013

Visiting Students

Katarina Nemcekova – Ph.D. visiting student/Slovak University of Technology (Fall 2019, Winter/Spring 2020)
Koen van Putten – M.Sc. visiting student/Eindhoven University of Technology (Winter/Spring 2020)
Erica Del Grosso – Ph.D. visiting student/University of Rome “Tor Vergata” (2016)
Simona Ranallo – Ph.D. visiting student/University of Rome “Tor Vergata” (2015)
Andrea Idili – Ph.D. visiting student/University of Rome “Tor Vergata” (2013)

Interns

Khoa-Nam Nguyen – fall 2023
Sandrine Beaudoin – summer 2023
Zackary Murphy – summer 2023
Alessandra Pensieri – summer 2022
Laurence Robillard – summer 2019 and 2020
Pierrot-Baptiste Lemée-Jolicoeur – summer 2020
Raphaëlle Zicat-Cloutier – summer 2019
Kassandra Milien – summer 2018
Alison Bateman – summer 2017
Elizabeth Maurice-Elder – summer 2017
Marie-Elaine Bérubé – summer 2016
Laurianne Pham – summer 2016
Jean-Antoine Gauthier-Cyr – summer 2015
Christophe Lachance-Brais – 2013
Anthony Lemelin-Ambuchon – 2013
Guillaume Bélanger – 2013

Research Agent

Liliana Pedro – 2013-2023
Alexandre Marcil – 2013

 

Research Assistant

Laurence Robillard – 2019-2020
 

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