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Smart Technologies for Tumor Therapy

Division of Smart Technologies for Tumor Therapy

Prof. Dr. Tian Qiu

Micro- and nano-robots that can locomote in biological media for medical applications.
© dkfz.de

Micro-/nano-robots for Tumor Therapy

Drug delivery efficiency poses a significant challenge in the effective treatment of cancer. Conventional delivery methods show very low efficiency (<1%) in the long journey from the bloodstream to the tumor cells, due to several stages of biological barriers [1]. They lead to systemic toxicity and limited drug concentrations. Despite the recent development of passive nanocarriers [2], their therapeutic potential is often undermined by inadequate targeting and penetration into the solid tumor tissues.

Active micro-/nano-robots offer a unique chance to tackle this challenge. Our vision is that self-propelling micro-/nano-vehicles can be controlled to navigate in the human body and penetrate solid tumor tissues, to enhance the drug uptake and improve the overall efficacy of tumor therapies. At DKFZ site Dresden, we are aiming at the holistic integration of four key aspects into one intelligent microsystem: locomotion, sensing, control and biomedical cargos.

Our group is working in close collaboration with UKDD, NCT, OncoRay, HZDR and DKTK to test the developed robots in preclinical trials to validate and optimize the technology. Micro-/nano-robotics will bring new approaches for the active and targeted delivery of therapeutics to tumors, facilitating precision oncology for future medicine.

Contact

Prof. Dr. Tian Qiu
Smart Technologies for Tumor Therapy (E300)

Deutsches Krebsforschungszentrum
Blasewitzer Str. 80
01307 Dresden
E-Mail: tian.qiu++at++dkfz.de

Selected Publications

  • M. Jeong, X. Tan, F. Fischer, T. Qiu* (2024): A Convoy of magnetic millirobots transports endoscopic instruments for minimally-invasive surgery, Advanced Science, 2308382
  • F. Fischer, C. Gletter, M. Jeong, T. Qiu* (2024): Magneto-oscillatory localization for small-scale robots, npj Robotics
  • Z. Ma, …, T. Qiu*, P. Fischer*. (2020): Spatial ultrasound modulation by digitally controlling microbubble arrays, Nature Communications, 11, 4537
  • Z. Wu, …, T. Qiu*, P. Fischer* (2018): A swarm of slippery micropropellers penetrates the vitreous body of the eye, Science Advances, 4, eaat4388
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