Hochschule Reutlingen
Prof. Dr. Xin Xiong

Prof. Dr. Xin Xiong

Microbiology and hygiene

+49 7121 2712025

xin.xiong@reutlingen-university.de

Gebäude 2, Raum 309

By arrangement

Bachelor:

  • Advanced topics on biomaterials & applications
  • Quality management
  • Biophysical chemistry
  • Surface and Interface Science

Master:

  • Functional Implants & Surface Technologies
  • Drug Delivery & Release Systems
  • Regulatory affairs

Functionalisation of materials and surfaces

  • Interaction between (bio)polymer surfaces and biological systems
  • Antimicrobial surfaces and microbial testing methods
  • Drug delivery systems
  • Immobilisation of enzymes and cells

Biomaterials development and testing

  • Collagen-based biomaterials for tissue engineering and regenerative medicine
  • Bone replacement materials and dental implants
  • Functional characterisation of biomaterials (polymer & metal

  • Protein-based biomaterials for applications in regenerative medicine
  • Enzyme immobilisation and carbon capture using biotechnological processes
  • Drug delivery systems
  • Correlative analysis of medical materials and surfaces to investigate and understand the relationship between biological reactions and material properties

Physicochemical and Biological Methods Expertise

(Bio)chemical and Molecular Characterization

  • Size-exclusion chromatography / gel permeation chromatography (SEC/GPC)
  • High-performance liquid chromatography (HPLC)
  • Liquid chromatography–tandem mass spectrometry (LC-MS/MS)
  • MALDI-TOF mass spectrometry
  • ICP-MS for elemental and trace analysis
  • FTIR and UV/Vis spectroscopy

Physical and Interfacial Characterization

  • Differential scanning calorimetry (DSC)
  • Rheological characterization
  • Contact angle measurements and wettability analysis
  • Tensiometry and determination of surface/interfacial tension
  • Zeta potential measurements of particles and dispersions
  • Electrokinetic characterization of solid surfaces by streaming potential/current measurements

Biological and Regulatory Testing

  • Cell-based biocompatibility and functional assays
  • Antimicrobial efficacy testing, including ISO 22196
  • Molecular biological analysis, including qPCR
  • Histological and histomorphometric analysis
  • Biological and chemical evaluation of medical devices, including cytotoxicity, polymer degradation, and chemical characterization of extractables, leachables, and degradation products according to ISO 10993-5, -13, and -18

Research projects at the NMI