New Haven Clinic

Our Mission

Dedicated to advancing clinical research and improving diagnostic imaging technology – we lead groundbreaking work in Parkinson’s, Alzheimer’s and other complex disorders to offer meaningful progress in the diagnosis, treatment, and understanding of these challenging conditions.

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Who We Are

Perceptive, LLC (formerly Invicro, LLC) is a clinical research group based in New Haven, CT. We specialize in neurodegenerative disorders, including Parkinson’s Disease, Alzheimer’s Disease), Huntington’s Disease, Amyotrophic Lateral Sclerosis, Multiple System Atrophy, and Frontotemporal Dementia.

We are committed to advancing treatment options, diagnostic tools, and basic understanding for neurological diseases through groundbreaking research. Led by Dr. David Russell, our team of highly skilled medical doctors, research nurses and coordinators, and imaging technicians is dedicated to improving patient outcomes.

While you have known us for years, together Invicro and Calyx, have evolved into Perceptive, a unified global leader in health care research. While our name has changed, our mission remains the same: advancing science and improving lives.

100% Research-Dedicated Clinic

At the Perceptive New Haven Clinic, we are fully dedicated to clinical research and the advancement of treatments for neurodegenerative disorders, as well as other disease. Working directly with study participants and their families, we create a supportive environment that balances scientific progress with compassionate care.

Our focus encompasses vital areas of neurological research, including innovative imaging agents, breakthrough treatment options, and diagnostic advancements. Through these efforts, we’re continuously expanding our understanding of neurodegenerative disorders and improving patient outcomes.

Our multifaceted team executes a comprehensive range of studies, from complex imaging procedures to groundbreaking treatments and detailed observational research. We manage every aspect of the research process with precision and care, overseeing everything from initial setup to final closure, including participant recruitment, careful enrollment procedures, and randomization protocols.

Together with our participants, their families, and our dedicated research team, we’re working to advance the future of neurological medicine.

 

Our Partnerships

We collaborate with a diverse network of healthcare partners including individuals with neurodegenerative disorders, people concerned about their risk for these diseases, and healthy control participants for research comparison. Our partnerships extend to external collaborators, academic sites, other clinical and hospital-based sites, vendors, and other Perceptive teams, all working together to advance understanding and treatment of neurological conditions.

Two detailed medical imaging scans of a human body, highlighting internal organs and systems with vibrant colours to represent various anatomical and functional regions, used for advanced diagnostic or dosimetry analysis.

David Russell, MD PHD

Senior Medical Director and Clinical Research Neurologist

David Russell has anchored the clinical research program at our New Haven Research Clinic since joining in 2007, and serves as Senior Medical Director for Prerceptive (formerly named Invicro). Dr. Russell is a Neurologist with a specialty in neurodegenerative diseases, including movement disorders like Parkinson’s Disease, and dementia illnesses, such as Alzheimer Disease. In addition to helping push forward research against these terrible diseases (he has over 100 publications in peer-reviewed research journals), he also believes in sharing his wealth of clinical experience with area physicians, patient support and advocacy groups, research-sponsoring pharmaceutical and biotech companies, and in our New Haven Clinic. He has become a sought-after expert in clinical trial design, biomarker development, the utilization of PET imaging to drive therapeutic development, and recruitment strategies. He has served and continues to serve as the Principal Investigator on numerous clinical trials from Phase 1 through 4, both for neurological diseases and also for non-neurological diseases where Perceptive’s expertise and capabilities can assist in driving development in those disease areas. He is proud of having served an important role from early phase through late phase clinical trials for many of the ground-breaking therapies and hopeful  therapies in trials or clinical practice today.

He obtained both his medical degree and a PhD in molecular biology from Cornall University and the Sloan-Kettering Institute. He performed his residency at Yale, where he served as Chief Resident of Neurology. He then joined the full-time  faculty at the Yale School of Medicine, and now continues as Voluntary Faculty there. In addition to being the clinical medical lead in New Haven, he is a member of numerous national and international scientific and professional societies and serves as a scientific expert within Perceptive.

Amy Knorr, MD, PhD

Clinical Research Neurologist

Dr. Knorr is an experienced neurologist who works closely with the participants in our research to ensure the safe conduct of our studies. She has long-standing roots in New Haven, as she did her medical school and residency training in Neurology at Yale.  She also holds a PhD in Pharmacology from Yale with a focus on dopamine biosynthesis. She brings over 25 years of clinical experience as a neurologist and has participated as a sub-investigator in over 50 clinical trials including single-site imaging studies through phase three multi-center treatment trials. She is committed to advancing progress for cures in Alzheimer’s disease, Parkinson’s disease and other neurodegenerative disorders.

 

Kevin Carr, MD

Clinical Research Physician

The newest physician to join the Perceptive New Haven Clinic, Kevin Carr is a seasoned Internal Medicine physician serving in leadership roles and has extensive background in outpatient and inpatient medicine. He has experience with basic research at the bench, as well as attending law school. A decorated Marine Recon combat veteran, he received his Medical Degree from the prestigious University of Chicago and completed his Residency in Internal Medicine-Primary Care at Yale University. In his free time, he enjoys spending time with his wife and 4 children, loves listening to podcasts, and shares our passion of improving lives through science. We welcome this talented and accomplished doctor to the team!

 

Meghan Pajonas, RN, MBA

Senior Director, Clinic Operations

Meghan brings 17 years of diverse experience in clinical research, healthcare, and project management to her role as Senior Director, Clinic Operations. Most recently, she served as Chief Project Manager for a global engineering company within their NEMA Enclosed Global Products Group.  Meghan’s career spans various project management and clinical research roles with the organization, as well as her early work as a registered nurse on a cardiac floor at Hartford Hospital.

She holds a Master of Business Administration and a Bachelor of Science in Biomedical Engineering from Worcester Polytechnic Institute and a Bachelor of Science in Nursing from Quinnipiac University.

In her current role, Meghan oversees the operational aspects of research studies conducted in the Clinic and leads the Clinical Team and Translational Research Project Managers, fostering collaboration with internal cross-functional teams and external clients to ensure seamless operations and successful outcomes.

 

Cheryl Riordan, RN

Associate Director Clinic, Operations

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The clinic works closely with sponsors, study investigators, clinical staff, ethics board, and participants to ensure that studies are conducted efficiently, safely., and ethically. They are involved in various tasks such as recruiting and screening participants, data collection, and managing documentation. Complete, accurate, secure, and timely reporting of data is essential. They function under the direction of experienced investigators to provide participant care and human subject protection, while using professional judgment and sound decision making in the context of the clinical research setting.

These activities contribute to meeting research objectives, safety and comfort needs of participants, and are performed in accordance with all existing regulatory, state and company standards, policies and procedures. Our staff are primarily responsible for the accurate completion of visit clinical procedures and collection of information for study participants according to clinical protocols, and for protecting the health, safety, and welfare of research participants.

Your participation in any trial is voluntary, and you are free to withdraw from the study at any time, for any reason.

If you or a loved one believes you are at risk for developing one of these conditions – please contact us for more information and we can set up an evaluation to discuss your concerns and possible options. Our study doctor(s) and the team here at Perceptive can meet with you to discuss further details and questions you may have.

About Parkinson’s Disease (PD)

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About Alzheimer’s Disease (HD)

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About Progressive Supranuclear Palsy (PSP)

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About Huntington’s Disease (HD)

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