Caner Saygin, MD
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canersaygin.bsky.social
Caner Saygin, MD
@canersaygin.bsky.social
Leukemologist at the University of Chicago
We are thankful to the funding sources that supported the key personnel and helped us complete this project.
@ash.hematology.org, @preventcancer.org, LLS and CRF
July 16, 2025 at 8:25 PM
Altogether, serial monitoring of CH may complement MRD assessment in myeloma to identify individuals who are candidates for treatment de-escalation due to risk for SPHM.

Dynamic CH assessment should be further validated as a potential endpoint for future interventional CH trials.
July 16, 2025 at 8:11 PM
Patients with progressive TP53-mutant CH clones progressed to therapy-related ALL or myeloid neoplasms, while stable clones had lower leukemogenic potential. The data suggest that serial monitoring is more informative than cross-sectional assessment of CH in pts receiving MM tx.
July 16, 2025 at 8:11 PM
The meticulous work co-led by Jen Cooperrider and Arda Karaoglu revealed that ongoing lenalidomide maintenance selectively expands TP53-mutant CH clones as opposed to age-related CH (DTA muts).
Discontinuation of lenalidomide led to stability or regression of TP53-mutant CH.
July 16, 2025 at 8:11 PM
We needed a sensitive NGS assay to monitor clones in pts treated with R or KRd maintenance (ATLAS) and in pts who stopped R after MRD negativity (MRD2STOP).
This was achieved in collaboration with @alexbick.bsky.social at Vanderbilt, using their targeted CH panel.
July 16, 2025 at 8:10 PM
To understand the impact of lenalidomide on evolution of therapy-related CH, we studied prospectively obtained samples from two major MM trials (ATLAS and MRD2STOP), run by
Ben Derman, Andrzej Jakubowiak and Jen Cooperrider.
July 16, 2025 at 8:09 PM
Nice data but OS curves do not seem to have a plateau. They keep going down. I still don`t think CAR-T cures ALL. Unlike allo curves below showing ~1/3 of pts may be cured. www.nature.com/articles/s41...
March 23, 2025 at 6:18 AM
Interesting. Sounds like this may be best classified as T/myeloid MPAL (bilineal).
November 23, 2024 at 8:37 PM
Do they share a fusion (e.g. ETV6::ABL1)?
Myeloid mutations are very common in T-ALL, especially with age.
T-ALL and AML can sometimes mingle/differentially interpreted by different pathologists. They are more similar than different, evidenced by T-ALL response to myeloid drugs (Aza/ven, IDH inh)
November 23, 2024 at 2:08 AM