Genesis Global Group
Invivotek
GD3

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Invivotek is a proud member of Genesis Drug Discovery & Development (GD3), a fully integrated CRO providing services to support drug discovery programs of our clients from target discovery through IND filing and managing Phase I-III clinical trials.

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Leadership

Vladimir Khazak, Ph.D.

Head of Oncology

Dr. Vladimir Khazak is an experienced biologist with more than 20 years of working in multiple biopharmaceutical companies. He is the co-founder and Chief Scientific Officer of NexusPharma, heading biology research and development. He received an M.S. and Ph.D. from Chemical-Technical University, Moscow Institute for Genetics and Selection of Microorganisms, in Moscow, Russia. He completed his postdoctoral research at Fox Chase Cancer Center in Philadelphia, PA in the relationship between basic transcriptional apparatus and stress. Particular areas of expertise include genetics and molecular oncology with a particular emphasis on protein-protein interaction, gene regulation/expression and signal transduction.

Dr. Vladimir Khazak is an experienced biologist with more than 20 years of working in multiple biopharmaceutical companies. He is the co-founder and Chief Scientific Officer of NexusPharma, heading biology research and development. He received an M.S. and Ph.D. from Chemical-Technical University, Moscow Institute for Genetics and Selection of Microorganisms, in Moscow, Russia. He completed his postdoctoral research at Fox Chase Cancer Center in Philadelphia, PA in the relationship between basic transcriptional apparatus and stress. Particular areas of expertise include genetics and molecular oncology with a particular emphasis on protein-protein interaction, gene regulation/expression and signal transduction.

Graham Fletcher, Ph.D.

Chief Operating Officer, Disease Modeling Division

Dr. Fletcher joined the team in 2024. As Chief Operating Officer of the Disease Modeling Division of GD3, he provides leadership, oversight, and coordination for developing and managing operational components, including IACUC and GLP compliance activities and internal study scheduling. He works closely with clients and the Business Development team to understand their needs, design projects, and oversee their studies.

Dr. Fletcher is an accomplished preclinical and clinical drug development scientist and pharmacologist who has held senior roles in small molecule and therapeutic antibody programs. He brought to the team over 20 years of experience covering the drug development process from target discovery and validation through Phase I/II clinical trials with particular therapeutic expertise in Oncology and Immuno-oncology (IO). Dr. Fletcher has extensive experience in team and project management, leading multidisciplinary teams to take three oncology drugs from candidate selection through IND development into nine clinical trials. He deeply understands the drug development process and oncology and IO, encompassing biological, translational, and clinical science. He previously held positions with EntreMed Inc. as a Research Scientist III, Campbell Family Institute, within the University Health Network, Toronto and Treadwell Therapeutics as Head of Preclinical Development, and Medicenna Therapeutics as Director of Clinical Science.

Dr. Fletcher received a BSc in Molecular Biology at Edinburgh University in Edinburgh, Scotland. He earned a Ph.D. in Cell Biology from the University of Cambridge in Cambridge, United Kingdom. Dr. Fletcher is an author of over 20 publications and patents.

Dr. Fletcher joined the team in 2024. As Chief Operating Officer of the Disease Modeling Division of GD3, he provides leadership, oversight, and coordination for developing and managing operational components, including IACUC and GLP compliance activities and internal study scheduling. He works closely with clients and the Business Development team to understand their needs, design projects, and oversee their studies.

Dr. Fletcher is an accomplished preclinical and clinical drug development scientist and pharmacologist who has held senior roles in small molecule and therapeutic antibody programs. He brought to the team over 20 years of experience covering the drug development process from target discovery and validation through Phase I/II clinical trials with particular therapeutic expertise in Oncology and Immuno-oncology (IO). Dr. Fletcher has extensive experience in team and project management, leading multidisciplinary teams to take three oncology drugs from candidate selection through IND development into nine clinical trials. He deeply understands the drug development process and oncology and IO, encompassing biological, translational, and clinical science. He previously held positions with EntreMed Inc. as a Research Scientist III, Campbell Family Institute, within the University Health Network, Toronto and Treadwell Therapeutics as Head of Preclinical Development, and Medicenna Therapeutics as Director of Clinical Science.

Dr. Fletcher received a BSc in Molecular Biology at Edinburgh University in Edinburgh, Scotland. He earned a Ph.D. in Cell Biology from the University of Cambridge in Cambridge, United Kingdom. Dr. Fletcher is an author of over 20 publications and patents.

Head of Oncology

Chief Operating Officer, Disease Modeling Division