In Vivo Testing Services

Accredited and assured facility offering in vivo research.

Resolian provides an AAALAC-accredited, and NIH OLAW-assured facility that offers non-GLP pre-clinical testing in vivo research.

Resolian is committed to supporting in vivo research, with a particular focus on research involving mice and rats, and performs all in vivo tasks associated with determining the pharmacokinetic profile and bioavailability of all advancing Drug Discovery compounds.

We are dedicated to continuous improvement, maintaining flexibility, innovating unique solutions, developing strong internal and external connections, and adhering to sustainable practices.

The members of the IACUC work closely with investigators to ensure that all studies are carried out appropriately and in accordance with all pertinent regulations.

Reach out to us directly to learn more about Resolian’s In Vivo Testing Services.

In Vivo DDI Study Experience

Study capabilities include: 

  • Tissue distribution 
  • Formulation tolerability 
  • Dose escalation
  • IV/PO screening 
  • Cassette PK screenings of up to 5 compounds simultaneously
  • Vehicle comparison selection 
  • Repeat administration for tolerability
  • Dermal
  • Behavioral observation studies 
  • Intravenous infusion
  • Microsampling 

Proficient in multiple routes of administration both in rats and mice:

  • Intravenous
  • Oral
  • Intraperitoneal
  • Subcutaneous
  • Intramuscular
  • Femoral vein
  • Portal vein
  • Jugular vein
  • Intra-nasal

Biological sample collection methods:

  • Serial tail vein bleeding
  • Pre-catheterized animals from pre-approved animal vendor 
  • Retro-orbital collection 
  • Cardiac puncture
  • Abdominal aorta sampling
  • Bile duct cannulation (bile, feces, and urine collection) 
  • Skeletal/cardiac muscle, bone, and organ identification and dissection
  • Bone marrow extraction
  • Lymph node collection
  • CSF collection rats and mice one collection all terminal 

Small animal surgical techniques:

  • Administration of anesthesia to experimental rats and mice
  • Venous (jugular, portal, femoral) cannulation
  • Pyloric ligation for stomach bypass, gastric and intraduodenal injection
  • Intra-nasal dosing

Our
Resources

Our Resources

Biomarker Assay List

Bioanalytical LC-MS/MS Assay List 

Immunoassay Pharmacokinetics

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Zhiyang Zhao, Ph.D.

Chief Scientific Officer

Zhiyang Zhao, Ph.D., serves as Chief Scientific Officer (CSO) at Resolian. Dr. Zhao has over 30 years of pharmaceutical industry experience with special focus on drug metabolism and bioanalysis of small and large molecules in drug discovery and development. Dr. Zhao has previously held positions at Pfizer, GlaxoSmithKline, and Amgen. Before joining Resolian in 2015, Dr. Zhao served as Site Director of Preclinical Research at Amgen in Cambridge, Massachusetts, for over a decade. 

Currently, Dr. Zhao serves as an Adjunct Professor at the Eshelman School of Pharmacy of the University of North Carolina at Chapel Hill, North Carolina, and as Editor-in-Chief of Drug Metabolism & Bioanalysis Letters, a journal by Bentham Science, which publishes in all areas of drug metabolism and bioanalysis. Dr. Zhao received his Ph.D. degree in Medicinal Chemistry from Virginia Polytechnic and State University (popularly known as Virginia Tech) in Blacksburg, Virginia. 

Patrick Bennett

Chief Executive Officer

Patrick Bennett has over 35 years of experience in pharmaceutical analysis and laboratory management. Now CEO at Resolian, Patrick’s experience includes the roles of Strategic Marketing Director for Pharma with Thermo Fisher Scientific, LabCorp, and Vice President of Strategy and Development with PPD. 

Patrick earned a B.S. degree in Toxicology and a M.S. degree in Pharmacology from the College of Pharmacy and Allied Health at St. John’s University and an M.B.A in International Marketing from the Martin J. Whitman School of Management at Syracuse University.