A preventive effect of a selective endothelin-A receptor antagonist, S-0139, on the erythropoietin-induced reduction of the renal cortical blood flow.
A Ishikawa, K Suzuki, K Fujita · Urological research · 1999
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 male Wistar rats, compared with group 1, groups 2 and 3 showed significant (P < 0.001) decreases of RCBF, while the ET1 levels of these two groups increased significantly (P < 0.03). The ET1 of groups 4 and 5 also increased significantly (P < 0.03), however, the RCBF of these two groups did not decrease. These preclinical findings add evidence supporting molecular hydrogen's therapeutic potential within the outcomes and biological pathways measured in this model.
What the Findings Mean
H2HUBB reviewed how molecular hydrogen affected the outcomes measured in male Wistar rats. Compared with group 1, groups 2 and 3 showed significant (P < 0.001) decreases of RCBF, while the ET1 levels of these two groups increased significantly (P < 0.03).
What the Researchers Studied
The researchers studied male Wistar rats. The study used a preclinical animal experiment. The comparison condition was control condition or baseline measurements.
What Effects Did Molecular Hydrogen Have?
The RCBF was measured every 30 min by the hydrogen gas clearance method. Compared with group 1, groups 2 and 3 showed significant (P < 0.001) decreases of RCBF, while the ET1 levels of these two groups increased significantly (P < 0.03).
Why These Findings Matter
These preclinical findings add evidence supporting molecular hydrogen's therapeutic potential within the outcomes and biological pathways measured in this model.
How Strong Is This Evidence?
This is preclinical animal evidence from a preclinical animal experiment. It is most informative for the disease model, mechanisms, biomarkers, and outcomes directly measured in the study.
Technical Study Details
H2HUBB classifies this publication as animal study with preclinical animal evidence. The research population or model was male Wistar rats. The study used a preclinical animal experiment.
Limitations and Safety
No separate limitations or safety findings were identified in the current-study 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.