Duane Retzlaff UNMC Department of Pathology Microbiology and Immunology 

Dr. Iwen retires after 48 years at UNMC

Dr. Peter Iwen can look back on many accomplishments in his 48-year career at UNMC. He’s also leaving with a sense of gratitude for the people who played a big part in his journey.

Aug 11, 2026

Peter Iwen, PhD, accepts a service award at his retirement reception in July.

Students gain laboratory experience in summer programs

Eleven undergraduate students have spent their summer working and learning in our department’s laboratories.

Aug 11, 2026

Sam Acosta Castellanos, right, explains his summer research project at the SURP poster session on Aug. 6.

Dr. Paul Fey looks forward to term as UNMC Faculty Senate president

Dr. Paul Fey says he is honored to serve as UNMC Faculty Senate president this year.

Aug 11, 2026

paul fey

RPS Operations Manager Anna Carpenter wins Silver U Award

Anna Carpenter, Operations Manager at Regional Pathology Services, recently was honored with the Silver U Award.

Aug 11, 2026

Anna Carpenter

House officers in department take home three awards at GME Research Symposium

Three house officers in UNMC’s Department of Pathology, Microbiology and Immunology were honored for their presentations at the 2026 Graduate Medical Education Research Symposium. The eighth annual symposium was held May 12 at the Truhlsen Events Center and featured 33 oral presentations and 127 poster presentations. Three of the oral presentations and 11 of the […]

Jun 10, 2026

Dr. Rory Li, a second-year pathology resident, talks about his research with Dr. Dele Davis, interim UNMC chancellor.

Department says goodbye to three faculty members

Three faculty members who are leaving the Department of Pathology, Microbiology and Immunology gathered with colleagues at a farewell reception June 3.

Jun 10, 2026

Departing faculty members, from left: Drs. Mary Edgerton, Ana Yuil-Valdes and Jie Chen

Department hosts International Conference on Gram-Positive Pathogens

The 2026 International Conference on Gram-Positive Pathogens (ICG+P) hosted by UNMC’s Department of Pathology, Microbiology and Immunology, drew 135 graduate students, postdoctoral scholars, lab personnel, and faculty members to Omaha.

Jun 10, 2026

Large conference room full of people at tables

Rep. Don Bacon visits department laboratories

A visit to Capitol Hill by two house officers in UNMC’s Department of Pathology, Microbiology and Immunology in April led to U.S. Rep. Don Bacon touring some of the department’s labs on June 1.

Jun 10, 2026

Rep. Don Bacon tours one of the department's laboratories; Dr. Joseph Khoury, department chair, is at left.

Resident exploring role that aberrant T-lymphocytes may play in clinical outcomes for some thymomas

A pathology resident is studying the role of aberrant T-lymphocytes in lymphocyte-rich thymomas and how they may correlate with clinical outcomes.

Jun 10, 2026

Holly Mitzel, MD, a second-year pathology resident

Spotlight on: Sharleen Rapp

Sharleen Rapp says her role as lead for the Molecular Diagnostic Laboratory is the best of both worlds, combining her love of lab work and teaching.

Jun 10, 2026

Woman standing in lab