The clearest signal of rigorous, mechanistic science comes from the AML stem-cell work: JQ1 resistance in CD34+CD38- leukemic stem cells was traced to AMPK/ULK1-dependent prosurvival autophagy, using 13 primary patient samples (7 JQ1-sensitive, 6 resistant), siRNA knockdowns, compound C pharmacology, and TEM/confocal validation of autophagy flux. This is a well-controlled, mechanistically deep study that was later conceptually extended to FLT3-ITD AML via ULK1 inhibition .
Translational imaging work shows methodological competence: a site-specific 89Zr-labeled anti-PD-1 immuno-PET tracer achieved 70% labeling efficiency, 98% radiochemical purity, biexponential clearance (T1/2Ξ² 15.09 h), and PET uptake correlated with tumor PD-1 levels (r=0.771, P<0.001), though the EL4 murine model and PMA (a non-physiological activator) limit translational reach . Similarly, a FDG-PET radiogenomics study linked radiomic features to oncogenic pathways in 137 lung-cancer patients, but acknowledged heterogeneous multi-center data, limited validation, and small subtype-specific samples .
The portfolio also contains lower-rigor or narrower clinical/observational work: a retrospective single-center lamivudine prophylaxis study (N=169, no randomization, older HBV DNA assays) , a retrospective gastric dysplasia/carcinoma ESD series , and an industry-sponsored randomized trial (teneligliptin vs sitagliptin, N=201) where funding by Handok Inc. introduces sponsor-bias risk despite non-inferiority results .
Metrics conflict across databases: the Semantic Scholar-style record reports h-index 12, 412 citations, 35 papers, whereas OpenAlex lists h-index 21, 1,528 citations, 37 works . This gap likely reflects indexing of differently authored-name variants or consortium papers, a known blindspot. Notably, the supplied paper titles (MSC/ovarian/placenta biology, trophoblast invasion, PCOS) do not overlap with the 16 full-text evidence records (AML, PET imaging, ceramics, hepatitis B, orthopedics), so the actual first/senior-authorship contribution of this individual is uncertain β the h-index 21 figure may substantially overstate personal scientific output if co-authorship inflation is present.
What would change this assessment: identification of a separate co-author named "Jin Kyung Seok" in the non-omics papers, ORCID-disambiguated full publication list, and independent replication of the AML autophagy-resistance mechanism in vivo would materially raise or lower the confidence in this review.
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