[Protective effect of hydrogen-rich water on oxidative stress cell model and the impact of the phosphatidylinositol 3 kinase/protein kinase B pathway].
Ruiting Lu, Yadi Liu, Difen Wang · Zhonghua wei zhong bing ji jiu yi xue · 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 a laboratory model, with the increase of hydrogen-rich water pretreatment concentration, and the duration of action, the cell survival rate increased first and then decreased. These findings from a laboratory model add evidence about molecular hydrogen's biological effects in the model studied.
What the Findings Mean
H2HUBB reviewed how hydrogen-rich water was evaluated in this publication and summarizes the source-grounded findings below. With the increase of hydrogen-rich water pretreatment concentration, and the duration of action, the cell survival rate increased first and then decreased.
What the Researchers Studied
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?
In vitro, mice astrocytes were cultured and the logarithmic growth period cells were taken for experiment. (1) Experiment one: some cells were acted by 1.25, 2.50, 5.00, 10.00 μmol/L hydrogen peroxide (H₂O₂) for 20 minutes to determine the appropriate concentration required for astrocyte damage induced by H₂O₂. Cultivating 3, 6, 9, and 12 hours with hydrogen-rich water of 25, 50, 100, and 200 μmol/L, respectively, to determine the concentration and time of hydrogen-rich water pretreatment; the 50 μmol/L hydrogen-rich water was cultured together with PI3K/Akt signal pathway inhibitors wortmannin (WM) 200 nmol/L or 400 nmol/L to determine the best inhibition concentration of wortmannin. Astrocyte activity was detected by methyl thiazolyl tetrazolium (MTT) colorimetry. (2) Experiment two: some cells were divided into blank control group, H₂O₂ injury group, hydrogen-rich water pretreatment group (HW+H₂O₂ group), and co-culture of hydrogen-rich water and wortmannin pretreatment group (HW+WM+H₂O₂ group). With the increase of hydrogen-rich water pretreatment concentration, and the duration of action, the cell survival rate increased first and then decreased.
Why These Findings Matter
This publication adds useful evidence about where molecular hydrogen did and did not change the measured outcomes, helping define the larger therapeutic evidence base.
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 study used a in vitro cell-culture laboratory experiment. The hydrogen delivery method was hydrogen-rich water.
Limitations and Safety
No separate limitations or safety findings were identified in the source text available to H2HUBB.
Original Study and H2HUBB Research Context
H2HUBB presents this source-grounded research record as one contribution to the broader molecular-hydrogen evidence base.