Patrick D. Walker, MD
Founder
Our most important milestones were the people that came. My hope is that everybody who comes to work here has a heart of concern for others.
Membranous nephropathy (MN) is a pattern of injury caused by autoantibodies binding to specific target antigens, with…
Membranous nephropathy (MN) is a pattern of injury caused by autoantibodies binding to specific target antigens, with accumulation of immune complexes along the subepithelial region of glomerular basement membranes. The past 20 years have brought…
Solid organ transplant donor-recipient eplet mismatch has been correlated with donor-specific antibody (DSA) formation,…
Solid organ transplant donor-recipient eplet mismatch has been correlated with donor-specific antibody (DSA) formation, antibody-mediated rejection, and overall rejection rates. However, studies have been predominantly in patients on…
The patient, an American Indian/Native American female aged 63 years, presented with a chronic symmetric inflammatory…
The patient, an American Indian/Native American female aged 63 years, presented with a chronic symmetric inflammatory polyarthropathy, asymmetric proximal and distal muscle weakness specifically of the flexor digitorum profundus and the…
The Banff community summoned the TMA Banff Working Group to develop minimum diagnostic criteria (MDC) and…
The Banff community summoned the TMA Banff Working Group to develop minimum diagnostic criteria (MDC) and recommendations for renal transplant TMA (Tx-TMA) diagnosis, which currently lacks standardized criteria. Using the Delphi method for consensus…
Significant differences in acute care utilization rates were observed across racial and ethnic groups in persons with…
Significant differences in acute care utilization rates were observed across racial and ethnic groups in persons with prevalent glomerular disease, although many of these difference were explained by differences in SES and disease severity. Measures…
Josephine Ambruzs, MD, MPH
Nephropathologist
Alejandro Best, MD
Nephropathologist, Assistant Physician Chief
Vanesa Bijol, MD
Nephropathologist
Christie Boils, MD
Nephropathologist
T. David Bourne, MD
Neuropathologist, Nephropathologist
Clarissa Cassol, MD
Nephropathologist
Tiffany Caza, MD, PhD
Nephropathologist, Scientist
River Charles, MD
Nephropathologist
L. Nicholas Cossey, MD
Physician Director, Nephropathologist
Rachelle Gietzen, MD
Nephropathologist
Eric Goold, MD
Neuropathologist, Molecular Pathologist
Danni Holanda, MD
Nephropathologist
Daniel Kenan, MD, PhD
Nephropathologist, Director of Innovation
Chris Larsen, MD
Executive Director, Nephropathologist
Alan Lim, MD
Nephropathologist
Rebecca May, MD, PhD
Nephropathologist
Paul Miller, MD
Nephropathologist, Fellowship Program Director
Odia Molen, MD
Nephropathologist
Joel Murphy, MD
Nephropathologist, Visiting Scholars Program Director
Mohammad Obeidat, MD
Nephropathologist
Miran Rhee-Anagnost, MD
Nephropathologist
Shree Sharma, MD
Laboratory Director, Nephropathologist
Jaime Singh, MD
Nephropathologist
Joshua Sonnen, MD
Neuropathologist
Cherry Starling, MD
Nephropathologist
Patrick D. Walker, MD
Founder, Nephropathologist
Jon Wilson, MD
Neuropathologist, Molecular Pathologist
Stephen Bonsib, MD, MS
Emeritus Nephropathologist
Fred Silva, MD
Emeritus Nephropathologist
Josephine Ambruzs, MD, MPH
Nephropathologist
Clarissa Cassol, MD
Nephropathologist
Tiffany Caza, MD, PhD
Nephropathologist, Scientist
Shana Coley, MD, PhD
Nephropathologist
Samar Hassen, PhD
Research Scientist
Randy Haun, PhD
Senior Scientist
Daniel Kenan, MD, PhD
Nephropathologist, Director of Innovation
Rebecca May, MD, PhD
Nephropathologist
Jason Paris, PhD
Director of Contract Research
Joshua Sonnen, MD
Neuropathologist
Aaron Storey, PhD
Director of Mass Spectrometry Laboratory
Chris Larsen, MD
Executive Director, Nephropathologist
L. Nicholas Cossey, MD
Physician Director, Nephropathologist
Shree Sharma, MD
Laboratory Director, Nephropathologist
C. Aaron Nichols, MHSA, FACMPE
Chief Operating Officer
Denise Stone
Chief Marketing Officer
Julie Wood, SPHR, SHRM-SCP
Chief People Officer
Kurtis Cochran
Chief Financial Officer
From pathologists and scientists to administrative positions, Arkana has a variety of career opportunities available.
Our goal is to empower you with flexibility between career tracks, because we know people grow, and we want to grow with you. Wherever you want to go, we want to help you set the course.
