In Vivo Simulation of Magnesium Degradability Using a New Fluid Dynamic Bench Testing Approach.
Ole Jung, Dario Porchetta, Marie-Luise Schroeder, Martin Klein, Nils Wegner, Frank Walther, Frank Feyerabend, Mike Barbeck, Alexander Kopp · International journal of molecular sciences · 2019
Research-use notice
Independent study record
Each H2HUBB study page organizes source-linked research details for educational use. Interpretation should remain proportional to the study design, population, controls, and limitations.
H2HUBB TAKEAWAY
In However, in vitro and in vivo results of the same material often differ largely, the mean curves of both PEO samples showed a lower H₂ -release compared to the non-ceramized test samples, which was significantly lower for both ceramized test samples over the first day ( p < 0.05), before turning insignificant for PEO-A. The authors concluded that in the present study, a dynamic test bench with several single bioreactor cells was constructed to measure the volume of hydrogen gas which evolves during magnesium degradation to indicate the degradation rate in vivo. These findings from a laboratory model add evidence supporting molecular hydrogen's biological and therapeutic potential in the model studied.
What the Findings Mean
H2HUBB reviewed how molecular hydrogen affected the outcomes measured in However, in vitro and in vivo results of the same material often differ largely. The mean curves of both PEO samples showed a lower H₂ -release compared to the non-ceramized test samples, which was significantly lower for both ceramized test samples over the first day ( p < 0.05), before turning insignificant for PEO-A.
What the Researchers Studied
The researchers studied However, in vitro and in vivo results of the same material often differ largely. The study used a in vitro cell-culture laboratory experiment. The comparison condition was control condition or baseline measurements.
What Effects Did Molecular Hydrogen Have?
Within the corrosion cells, an upside-down funnel was placed in immediate adjacency to the sample in order to capture the evolving hydrogen gas during specimen degradation. The hydrogen gas was further guided into a graduated burette to determine the exact amount of accumulated gas measurement. pH buffering was guaranteed by a open gas exchange between the individual corrosion cells and the incubator’s CO₂ atmosphere. The mean curves of both PEO samples showed a lower H₂ -release compared to the non-ceramized test samples, which was significantly lower for both ceramized test samples over the first day ( p < 0.05), before turning insignificant for PEO-A. The authors concluded that in the present study, a dynamic test bench with several single bioreactor cells was constructed to measure the volume of hydrogen gas which evolves during magnesium degradation to indicate the degradation rate in vivo.
Why These Findings Matter
These findings from a laboratory model add evidence supporting molecular hydrogen's biological and therapeutic potential in the model studied.
How Strong Is This Evidence?
This is laboratory evidence from a in vitro cell-culture laboratory experiment. It is most informative for the biological mechanisms, cellular responses, or biochemical outcomes directly measured.
Technical Study Details
H2HUBB classifies this publication as laboratory study with laboratory or cellular evidence. The research population or model was However, in vitro and in vivo results of the same material often differ largely. The study used a in vitro cell-culture laboratory experiment.
Limitations and Safety
Reported limitations: The examination time of 100 h showed to be limited by bacterial and fungal contamination. This limitation could be solved by increasing the concentration of antibacterial agents or adding antimycotic supplements to the corrosion medium.
Original Study and H2HUBB Research Context
H2HUBB presents this source-grounded research record as one contribution to the broader molecular-hydrogen evidence base.