[Ulinastatin combined with thymosin α1 for treatment of severe sepsis: a histopathological observation in rats].
Guo. Jianying J; Deng. Qun Q; Guo. Xusheng X; Liu. Shuangqing S; Zhang. Yuhong Y; He. Zhongjie Z; Lin. Hongyuan H
Key Findings
- Combined ulinastatin + thymosin‑alpha‑1 reduced 72‑hour mortality in septic rats (p = 0.0325).
- Organ damage (heart, liver, lung, kidney, intestine) was mildest in the combination group versus moderate in single‑drug groups and severe in controls.
- Spleen cell apoptosis dropped from ~47% in controls to ~39% with the combination (p = 0.0000).
Practical Outcomes
- The data suggest that thymosin‑alpha‑1 may work synergistically with anti‑inflammatory agents like ulinastatin in severe infection settings, but the evidence is limited to rodents. For biohackers, there’s no immediate protocol to adopt for healthy people; the study mainly adds pre‑clinical support for future human trials on sepsis or acute immune challenges.
Summary
In a rat study, giving both ulinastatin and the immune‑boosting peptide thymosin‑alpha‑1 after a severe infection lowered death rates, reduced organ damage, and cut down cell death in the spleen compared with giving either one alone or nothing.
Abstract
To evaluate the therapeutic effect of ulinastatin combined with thymosin α1 in the treatment of severe sepsis in rats. Normal Wistar rats were subject to cecal ligation and puncture (CLP) to establish models of severe sepsis. The rats were then randomized into 4 groups for treatment with saline (control), ulinastatin, thymosin α1, or the combination of the latter two injected through the caudal vein or subcutaneously at 6, 24, 48 and 72 h after modeling. The mortality rate was recorded daily and the rats were executed at 24, 48, 72 and 96 h after CLP to harvest the heart, liver, spleen, lung, kidney and small intestines for pathological examination. The spleen of the rats were taken for detection of apoptosis of the spleen cells. The mortality rate of the septic rats in the combined treatment group was decreased significantly (P=0.0325). The control group showed the most severe organ damage, which was moderate in single drug treatment group and the mildest in combined treatment group. Obvious spleen cell apoptosis was found in the control group, and was significantly ameliorated in the combined treatment group[(47.4∓10.9)% vs (39.3∓11.4)%, P=0.0000]. Combined treatment with ulinastatin and thymosin α1 can significantly improve the prognosis and ameliorate organ damage and spleen cell apoptosis in rats with sever sepsis.
Study Information
pubmed
2012