Summary
Overview
Work History
Education
Skills
Publications
Languages
Timeline
Manager
Hai-Tuong Le

Hai-Tuong Le

Surrey,BC

Summary

Skilled Researcher enthusiastic about supporting advancements in biochemistry. Passionate about increasing knowledge to drive growth and needed improvements. Ready to apply knowledge and 5+ years of experience in research and expertise in microbiology, biochemistry. Skilled multitasker with excellent communication and problem-solving skills. Proven history of maintaining equipment and lab areas in alignment with regulatory guidelines. Dedicated Life Scientist with experience in laboratory research. Expertise in data analysis and background in biochemistry and genetics. Proficient in advanced laboratory equipment use and techniques.

Overview

19
19
years of professional experience

Work History

Research Scientist

NOVOBIND
07.2019 - 04.2024
  • Oversee production department
  • Streamlined laboratory workflows to meet tight deadlines for multiple projects.
  • Implemented quality control measures to ensure accuracy and reliability of study results.
  • Maintained a safe working environment by enforcing strict adherence to laboratory safety guidelines.
  • Evaluated new technologies for potential integration into existing research processes, driving continuous improvement efforts.
  • Increased research collaboration with interdisciplinary teams, leading to more comprehensive findings.
  • Recognized abnormal test results and devised corrective actions to retain accurate and valid results.

Research Assistant

University of British Columbia
01.2018 - 06.2019
  • Duong's Lab discovered new peptide (NSP standing for Nanodisc Scaffold Peptide) allowing reconstituting membrane protein in a soluble state in buffer without detergent
  • Optimize reconstitution protocols using NSP (on gel/on column/on gradient)
  • Library of membrane protein with NSP
  • Reconstitution of membrane proteins with or without endogenous lipids.

Cytokine Analysis Technician

Blusson Spinal Cord Centre (ICORD)
09.2015 - 11.2016
  • Biological and Clinical Outcomes of Chiropractic Spinal Manipulative Therapy in the Treatment of Patients with Acute Inflammatory Radiculopathy Secondary to Lumbar Disc Herniation Pilot Study".

Post-doctoral Fellow

University Of British Columbia
03.2010 - 02.2015
  • Duong's lab studies various membrane proteins using Nonodisc technology
  • Examined the behaviour of two-component system PhoP-PhoQ in different membrane systems
  • Investigated the SecEYG-SecA system using translocation models / FhuA interactions in a detergent-free nanodisc environment / TonB-dependent ligand trapping in the BtuB transporter
  • Successfully developed method to incorporate membrane proteins into nanodiscs of various sizes
  • Established standard purification protocols for various membrane and soluble proteins.

PhD candidate

University of Paris
09.2007 - 02.2010
  • Richarme's lab focus on the study of chaperon and stress proteins
  • Thesis topic: "Characterization of new stress proteins in E.coli".

MSc candidate

University of Paris
09.2005 - 06.2007
  • Friguet's lab mainly studies the behaviours of oxidative proteins
  • Topic: "Modifications of oxidative Methionine sulfoxide reductase A: enzymatic and structural analysis".

Education

Ph.D. - Biochemistry And Molecular Biology

University Paris 7 - Denis Diderot
Paris, France
01.2010

Skills

  • Purification of recombinant proteins by column chromatography (ion exchange, affinity, molecular exclusion)
  • Sedimentation (sucrose gradient)
  • Solubilisation and purification of membrane proteins and reconstitution of membrane proteins into NSPr and MSP
  • Electrophoresis single and two-dimensional, native-PAGE, SDS PAGE
  • western blot
  • Measurement of enzymatic activity (ATPase)
  • Bio-Plex (Luminex technology)
  • Radio-labeling of proteins using I125 and P32, Fluorescence labeling of protein
  • Design primer, cloning, sequencing, PCR, site directed mutagenesis, Polymerase Incomplete Primer Extension (PIPE) method, plasmid isolation
  • Overexpression of recombinant protein in Ecoli
  • Preparation of bacterial extracts, preparation of spheroplasts, cell fractionation (periplasm, cytoplasm and membrane), preparation of inclusion bodies - Bacterial physiology (heat stress, acid, oxidative, osmotic, UV)
  • Familiar with Microsoft Office, PhotoShop, GraphPad, Image J

Publications

  • 1-Malki A, Le HT (first co-authors), Milles S, Kern R, Caldas T, Abdallah J, Richarme G. "Solubilization of protein aggregates by the acid stress chaperones HdeA and HdeB". J Biol Chem. 2008 May 16;283(20):13679-87
  • 2- Kthiri F, Le HT, Tagourti J, Kern R, Malki A, Caldas T, Abdallah J, Landoulsi A, Richarme G. "The thioredoxin homolog YbbN functions as a chaperone rather than as an oxidoreductase". Biochem Biophys Res Commun. 2008 Oct 3;374(4):668-72
  • 3- Le HT, Chaffotte A.F, Thomas E.D, Vinh J, Friguet B, Mary J. "Impact of hydrogen peroxide on the activity, structure and conformational stability of the oxidized protein repair enzyme methionine sulfoxide reductase A". J Mol Biol. 2009 Oct 16;393(1):58-66
  • 4- Kthiri F, Le HT (first co-author), Gautier V, Caldas T, Malki A, Richarme G. "Protein aggregation in a mutant deficient in the bacterial homolog YajL of the Parkinsonism associated protein DJ-1". J Biol Chem. 2010 Apr 2;285(14):10328-36
  • 5- Kthiri F, Gautier V, Le HT, Prère MF, Fayet O, Malki A, Landoulsi A, Richarme G. "Translational defects in a mutant deficient in YajL, the bacterial homolog of the parkinsonism-associated protein DJ-1". J Bacteriol. 2010 Dec;192(23):6302-6
  • 6- Le HT, Gautier V, Kthiri F, Kohiyama M, Katayama T, Richarme G. "DNA replication defects in a mutant deficient int the thioredoxin homolog YbbN". Biochem Biophys Res Commun. 2011 Feb 4;405(1):52-7
  • 7- Le HT, Gautier V, Kthiri F, Malki A, Messaoudi N, Mihoub M, Landoulsi A, An YJ, Cha SS, Richarme G. "YajL, the prokaryotic homolog of the Parkinsonism associated protein DJ-1 functions as a covalent chaperone for the thiol proteome". J Biol Chem. 2012 Feb 17;287(8):5861-70
  • 8- Gautier V, Le HT, Malki A, Messaoudi N, Caldas T, Kthiri F, Landoulsi A, Richarme G. "YajL, the Prokaryotic Homolog of the Parkinsonism-Associated Protein DJ-1, Protects Cells against Protein Sulfenylation". J Mol Biol. 2012 Aug 24;421(4-5):662-70
  • 9- Mills A, Le HT, Coulton JW, Duong F. "FhuA interactions in a detergent-free nanodisc environment". Biochim Biophys Acta. 2014 Jan;1838(1 Pt B):364-71
  • 10- Mills A, Le HT, Duong F. "TonB-dependent ligand trapping in the BtuB transporter". Biochim Biophys Acta. 2016 Oct 5;1858(12):3105-3112

Languages

English
Professional Working
French
Native or Bilingual
Vietnamese
Elementary

Timeline

Research Scientist

NOVOBIND
07.2019 - 04.2024

Research Assistant

University of British Columbia
01.2018 - 06.2019

Cytokine Analysis Technician

Blusson Spinal Cord Centre (ICORD)
09.2015 - 11.2016

Post-doctoral Fellow

University Of British Columbia
03.2010 - 02.2015

PhD candidate

University of Paris
09.2007 - 02.2010

MSc candidate

University of Paris
09.2005 - 06.2007

Ph.D. - Biochemistry And Molecular Biology

University Paris 7 - Denis Diderot
Hai-Tuong Le