March 2025

Comparison of EasyM Clonotypic Mass Spectrometry and EuroFlow MRD in Multiple Myeloma

2025-03-04T10:05:19-05:00March 3rd, 2025|Publication|

Introduction Here, we summarize a retrospective comparison of EasyM and Euroflow NGF for MRD in newly diagnosed multiple myeloma patients. Minimal residual disease (MRD) negativity is a critical measure of therapeutic response in multiple myeloma (MM) and is strongly associated with improved progression-free and overall survival. The IMWG (International Myeloma Working Group) [...]

March 2024

Monitoring Minimal Residual Disease in Patients with Multiple Myeloma by Targeted Tracking Serum M-Protein Using Mass Spectrometry (EasyM)

2025-03-21T13:41:24-04:00March 21st, 2024|Publication|

Introduction Minimal residual disease (MRD) has emerged as a critical prognostic marker in multiple myeloma (MM). Traditional MRD assessment relies heavily on bone marrow–based methods such as multiparameter flow cytometry (MFC), next-generation flow cytometry (NGF), and next-generation sequencing (NGS). However, these are invasive, costly, and limited in their ability to capture disease [...]

September 2021

A Personalized Mass Spectrometry–Based Assay to Monitor M-Protein in Patients with Multiple Myeloma (EasyM)

2025-02-28T09:22:55-05:00September 15th, 2021|Publication|

Mariya Liyasova, Zac McDonald, Paul Taylor, Kathleen Gorospe, Xin Xu, Chenyu Yao, Qixin Liu, Liqiang Yang, Eshetu G Atenafu, Giovanni Piza, Bin Ma, Donna Reece, Suzanne Trudel  DOI: 10.1158/1078-0432.CCR-21-0649 Publication Summary M-protein is a well-established biomarker used for multiple myeloma monitoring.  Current improvements in multiple myeloma treatment created the need to monitor minimal residual disease (MRD) with high sensitivity. Measuring residual levels of [...]

August 2021

Mass Spectrometry Provides a Highly Sensitive Noninvasive Means of Sequencing and Tracking M-Protein in the Blood of Multiple Myeloma Patients

2025-02-28T09:23:16-05:00August 6th, 2021|Publication|

Zac McDonald, Paul Taylor, Mariya Liyasova, Qixin Liu, Bin Ma DOI: 10.1021/acs.jproteome.0c01022 Publication Summary The amino acid sequence of the M-protein for multiple myeloma is unique compared to the polyclonal antibodies in patients’ blood. This uniqueness is exploited to develop an ultrasensitive M-protein detection method utilizing mass spectrometry (MS). This study demonstrates [...]

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