Faculty and Staff

photo of Barbara Masten

Barbara Masten, PhD, D(ABHI), MLS(ASCP)

MLS Program Director, Immunology, Management and Education, Director of HLA at TriCore Laboratories

I am the Program Director of the MLS Program at UNM and am excited to teach you about clinical immunology, clinical laboratory management, and molecular diagnostics. I have been a Medical Laboratory Scientist since 1988, and received my PhD in Immunology and Microbiology in 1994. I am also the Director of the Histocompatibility (HLA) Laboratory at TriCore Reference Laboratories. My hope is that you will find a career in the clinical laboratory as fun and challenging as I have. I can be contacted at Bmasten@salud.unm.edu

photo of Margaret Alba

Margaret Alba, M.S.

Immunohematology, Serology, Management and Education

I have been a medical technologist since 1989, focusing on Clinical Immunohematology (Blood Bank). I am also a licensed Doctor of Oriental Medicine in New Mexico. I am looking forward to showing you how exciting Blood Bank can be. I can be contacted at Malba@salud.unm.edu

photo of Liz Johnson

Liz Johnson

Hematology, Hemostasis, Urinalysis, and Phlebotomy

Hello! I’m a midwestern transplant that grew up in Chicago (north side), and moved to New Mexico in 1999. I have worked in Medical Labs since 1988, and have been teaching various health disciplines since 2006. I completed my M.S. in Clinical Laboratory Science at UNM in 2013. I will teach you how to obtain patient cells, identify what they are, and what they mean for the patient. My email is ljohns03@salud.unm.edu.

photo of Martha Sherlin

Martha Sherlin SM (ASCP)

Microbiology, Mycology and Parasitology

I am the Microbiology, Mycology and Parasitology instructor and have been a Microbiologist since 1982. I love dogs, bicycling and the outdoors. I look forward to introducing you to the fascinating world of microorganisms. Please feel free to contact me at msherlin@salud.unm.edu.

photo of Elena Trabaudo

Elena Trabaudo MT (ASCP)


I have been a MT since 1986, when I completed the program at UNM. Most of my career has been as a generalist. I assist the faculty in the lab portions of the classes. I am also a Master Gardener and a Master Composter for Bernalillo County. I love learning and helping others learn. I can be contacted at etrabaudo@salud.unm.edu.

photo of Rosalia De Leon

Rosalia De Leon

Education Support Coordinator

I have been with the University of New Mexico since 2010, in the Division of Physical Therapy as the Coordinator Student Admissions. I’m excited to bring my experience into this new position as the Coordinator Educations Support for the Medical Laboratory Science Program. I look forward to help and be part of this great team. I can be contacted at rloyavejar@salud.unm.edu