Personal profile
Research
I am interested in applying evolutionary principles to understand medicine. Evolutionary processes and eco-evolutionary dynamics shape human physiology, and evolutionary theories thus provide invaluable insight into why we are susceptible to diseases. My research uses Drosophila melanogaster flies and Caenorhabditis worms as my model systems.
I am interested in:
- Evolution of Aging
Using Drosophila melanogaster flies, I investigate the connection between ultimate evolutionary forces and proximate physiological mechanisms shaping aging. This work provides insights into aging trajectories, longevity, and age-related diseases.
- Major Evolutionary Transitions
Understanding how evolutionary transitions have shaped biological complexity is crucial for deciphering human health and disease. My work uses superorganisms (ants, bees, and termites; transition from solitary to social living) and cancers (uncontrolled cell proliferation in multicellular bodies) as models to explore the evolutionary mechanisms driving biological organization shifts and their biomedical implications.
- Stem Cell Capacity, Life-History Trade-Off, and Cancer Susceptibility
Stem cell capacity underlies tissue maintenance (higher capacity) and differentiation (lower capacity) and is thus central to the trade-off between longevity (somatic maintenance) and reproduction (gamete production). This trade-off can potentially impact cancer defense, where better maintenance enhances cancer suppression. My research examines how stem cell dynamics mediate survival-reproduction trade-offs with implications for reproductive medicine, aging, and cancer biology.
- Evolutionary Role and Medical Implications of Transgenerational Epigenetic Inheritance
Aberration in the epigenome is common in diseases. Moreover, empirical evidence shows that some epigenetic changes can be transmitted transgenerationally to future generations, suggesting that the epigenome could serve as the raw material for evolution. This challenges classical genetic models and suggests long-term effects of environmental changes. My work explores how epigenetic inheritance influences adaptation and contributes to transgenerational pathologies.
- Cognition and Transgenerational Memory
Using Caenorhabditis worms, I examine variation in cognitive capacity and transgenerational memory across species, with a focus on the role of the RNA interference (RNAi) pathway in these processes. This research has implications for understanding memory, learning, and neurological diseases.
Free keywords
- Evolutionary medicine
- Aging
- Life history
- Cancer
- Genome
- Epigenome
- Cognition
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Collaborations the last five years
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Nematode mind: exploring the role of the RNA interference pathway in learning, memory and beyond
Zwoinska, M. K., Paida, V., Chen, H.-Y., Darkes, L. & Lind, M. I., 2025 Jun 26, In: Philosophical Transactions of the Royal Society B: Biological Sciences. 380, 1929, 20240125.Research output: Contribution to journal › Article › peer-review
Open Access -
The many faces of an aging germline: reduced germline mutation rate at reproductive peak
Chen, H.-Y., 2024 Jun 24, (Unpublished).Research output: Contribution to conference › Poster
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The many faces of an aging germline: reduced germline mutation rate at reproductive peak
Chen, H.-Y., Krieg, T., Mautz, B., Jolly, C., Scofield, D. G., Maklakov, A. A., Immler, S., Boomsma, J. J. & Zhang, G., 2024 Mar 12.Research output: Contribution to conference › Poster
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Germline mutation rate is elevated in young and old parents in Caenorhabditis remanei
Chen, H. Y., Krieg, T., Mautz, B., Jolly, C., Scofield, D., Maklakov, A. A. & Immler, S., 2023 Dec, In: Evolution letters. 7, 6, p. 478-489 12 p.Research output: Contribution to journal › Article › peer-review
Open Access
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Transgenerational Epigenetic Inheritance: A General Mechanism for Adaptation in Nature?
Chen, H.-Y. (PI)
2025/05/23 → 2026/09/30
Project: Research
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Micromanipulation platform for advanced genetics research
Chen, H.-Y. (Researcher), Abbott, J. (Researcher) & Olito, C. (Researcher)
2023/11/29 → …
Project: Research
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AgingSoma: Somatic Mutation Rate: Evolution’s formula for senescence?
Chen, H.-Y. (PI)
2023/01/01 → 2027/12/31
Project: Research
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The crossing scheme to generate Drosophila melanogaster flies with brain tumor
Chen, H.-Y. (Researcher)
Project: Other
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What makes a good learner: the cost of cognition and memory in Caenorhabditis worms
Chen, H.-Y. (Researcher)
Project: Other
Activities
- 6 Journal/Manuscript peer review
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BMC Ecology and Evolution (Journal)
Chen, H.-Y. (Role not specified)
2024Activity: Publication peer-review and editorial work › Journal/Manuscript peer review
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Nature Reviews. Genetics (Journal)
Chen, H.-Y. (Role not specified)
2024Activity: Publication peer-review and editorial work › Journal/Manuscript peer review
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Scientific Reports (Journal)
Chen, H.-Y. (Role not specified)
2024Activity: Publication peer-review and editorial work › Journal/Manuscript peer review
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Journal of Animal Ecology (Journal)
Chen, H.-Y. (Role not specified)
2024Activity: Publication peer-review and editorial work › Journal/Manuscript peer review
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Journal of evolutionary biology (Journal)
Chen, H.-Y. (Role not specified)
2024Activity: Publication peer-review and editorial work › Journal/Manuscript peer review