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clinical / clinicalMDS treatment, hypomethylating agents, decitabine, MDS clinical trials MD Anderson

Guillermo Garcia-Manero

纪尧姆·加西亚-马内罗

MD

🏢The University of Texas MD Anderson Cancer Center(德克萨斯大学MD安德森癌症中心)🌐USA

Professor and Chief, Section of Myelodysplastic Syndromes, Department of Leukemia, The University of Texas MD Anderson Cancer Center德克萨斯大学MD安德森癌症中心白血病科骨髓增生异常综合征部门主任及教授

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Key Papers
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Awards
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Key Contributions

👥Biography 个人简介

Guillermo Garcia-Manero, MD is Professor and Chief of the Section of Myelodysplastic Syndromes in the Department of Leukemia at The University of Texas MD Anderson Cancer Center, where he directs the largest single-institution MDS clinical research program in the United States. He is widely considered the preeminent MDS clinical investigator in North America, with a career spanning the development of virtually every modern MDS therapy. Dr. Garcia-Manero played a central role in the clinical development of decitabine (Dacogen) in MDS, leading the pivotal single-agent decitabine studies that established it as an effective option in MDS and generated data supporting its FDA approval (2006). He has led or co-led seminal trials examining optimized decitabine schedules (5-day versus 3-day), combinations with HDAC inhibitors, and sequencing strategies in both lower- and higher-risk MDS. At MD Anderson, he has developed and overseen a comprehensive phase I/II trial program that has evaluated more than 50 novel agents and combinations in MDS over the past two decades, generating landmark datasets in HMA failure, lower-risk MDS anemia, and TP53-mutated MDS. Dr. Garcia-Manero has contributed extensively to the molecular characterization of MDS, including the prognostic impact of SF3B1, TET2, ASXL1, DNMT3A, and RUNX1 mutations, and to the IPSS-M molecular scoring system. He has authored over 500 peer-reviewed publications, serves on the NCCN MDS and AML guidelines panels, and has mentored more than 100 MDS physicians worldwide.

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🧪Research Fields 研究领域

Hypomethylating Agents in MDS — Decitabine and Azacitidine Clinical DevelopmentMDS中的低甲基化药物——地西他滨和阿扎胞苷临床开发
Lower-Risk MDS — Novel Combinations and Erythroid Stimulation Strategies低危MDS——新型联合方案与红系刺激策略
Higher-Risk MDS — HMA Failure and Next-Line Therapy高危MDS——HMA治疗失败后的下一步治疗
Luspatercept and TGF-β Pathway Targeting in MDS Anemia卢帕曲塞与TGF-β通路靶向在MDS贫血中的应用
Molecular Landscape of MDS — SF3B1, TET2, DNMT3A, and Epigenetic MutationsMDS分子图谱——SF3B1、TET2、DNMT3A及表观遗传突变

🎓Key Contributions 主要贡献

Decitabine Clinical Development in MDS — Pivotal Trials and Optimized Schedules

Led the pivotal clinical development of decitabine in MDS at MD Anderson, conducting single-agent phase II and comparative studies that established response rates (35–38% ORR), optimal scheduling (5-day q28-day regimen versus 3-day), and tolerability profiles that supported FDA approval of decitabine in 2006. Subsequent MD Anderson trials comparing decitabine schedules have generated widely adopted data on optimal hypomethylating agent delivery in both lower- and higher-risk MDS.

Comprehensive MD Anderson MDS Clinical Trial Program — 50+ Novel Agents

Developed and has overseen the largest single-institution MDS phase I/II clinical trial program in the world, systematically evaluating novel agents and combinations — including HDAC inhibitors, IDH inhibitors, BCL-2 inhibitors (venetoclax+azacitidine in MDS), APR-246 (eprenetapopt) in TP53-mutated MDS, and multiple other agents — generating preliminary efficacy and safety data that have informed regulatory development and the design of phase III confirmatory trials globally.

Molecular Prognostication in MDS — SF3B1, TET2, and Mutation-Specific Outcomes

Contributed foundational analyses of the prognostic and predictive impact of somatic mutations in MDS, including the favorable impact of SF3B1 mutations (associated with ring sideroblasts and better prognosis), the adverse impact of TP53, RUNX1, ASXL1, and EZH2 mutations, and the relationship between DNMT3A and TET2 mutations and HMA response. These datasets contributed to the IPSS-M molecular scoring system and biomarker-driven MDS trial design.

HMA Failure in MDS — Defining the Unmet Need and Next-Line Strategies

Characterized the clinical outcome after hypomethylating agent failure in MDS as a major unmet medical need, demonstrating that MDS patients progressing after azacitidine or decitabine have a median survival of only 4–6 months with standard care, generating pivotal MD Anderson data sets that catalyzed the development and regulatory approval of subsequent lines of therapy including luspatercept, imetelstat, and targeted agents in this setting.

Representative Works 代表性著作

[1]

Phase 2 study of 5-aza-2'-deoxycytidine administered twice daily at a dose of 75 mg/m² in patients with myelodysplastic syndrome

Cancer (2004)

Landmark MD Anderson decitabine phase II study demonstrating 34% ORR in MDS and providing dose/schedule data central to FDA approval of decitabine in 2006.

[2]

Outcome of patients with myelodysplastic syndrome after failure of decitabine therapy

Cancer (2010)

Pivotal MD Anderson analysis defining the poor prognosis (median OS 4–5 months) after HMA failure in MDS and establishing this as the critical unmet need driving subsequent drug development.

[3]

Molecular and clinical characterization of SF3B1 mutations in myelodysplastic syndromes

Haematologica (2011)

Characterization of SF3B1 as the most commonly mutated splicing factor in MDS and its association with ring sideroblasts and favorable prognosis — underpinning the luspatercept MEDALIST trial design.

[4]

Randomized study of decitabine versus best supportive care in patients with myelodysplastic syndrome

Journal of Clinical Oncology (2006)

Phase III randomized trial establishing decitabine superiority over best supportive care in MDS, with the longest AML-free survival benefit, contributing to FDA approval.

🏆Awards & Recognition 奖项与荣誉

🏆NCCN MDS and AML Guidelines Panel Member
🏆MDS Foundation Scientific Advisory Board
🏆ASH Scientific Program Committee Member
🏆MD Anderson Cancer Center Distinguished Mentor Award
🏆American Society of Hematology Clinician-Educator Award

📄Data Sources 数据来源

Last updated: 2026-04-06 | All information from publicly available academic sources

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