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Thymalin

Thymulin, Thymic Factor, Serum Thymic Factor, Facteur Thymique Serique

Quick Stats
Studies 202
Trials 37
Overview Studies Clinical Trials
Score 2
1986 pubmed

[Changes in the histologic structure of the organs of immunogenesis during treatment with immunomodulators].

Khmel'nitskiĭ. O K OK; Morozov. V G VG; Khavinson. V Kh VKh

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Key Findings

  • Hemalin produced more pronounced morphological changes in central immune organs than levamisole.
  • Thymalin and hemalin both altered the structure of immune‑related organs in healthy animals.
  • Peripheral immune organs responded similarly to all three immunomodulators.

Practical Outcomes

  • The results suggest that hemalin may have stronger effects on core immune tissues, so biohackers should be cautious about using it without more data. Thymalin’s impact appears modest and not clearly beneficial, indicating no immediate protocol changes. More human‑focused research is needed before these peptides can be recommended for longevity or performance enhancement.

Summary

In a study on healthy animals, the thymic peptide thymalin and the bone‑marrow peptide hemalin were compared with the drug levamisole. Hemalin caused bigger changes in the main immune organs than levamisole, while all three substances affected the peripheral immune organs in a similar way. The findings are mostly basic science and don’t give clear guidance for human use.

Abstract

The effect of levamisole as well as thymic (thymalin and bone marrow (hemalin) immunomodulators on the immunogenesis organs in practically healthy animals were studied. The comparison of multiple parameters of morphological changes developing in the immunocompetent organs under the influence of immunomodulators was performed by means of so called "similarity ratio". Morphological changes in the central organs of immunogenesis were more severe after the administration of hemalin than after levamisole. The influence of immunomodulators on the peripheral organs of immunogenesis were more uniform. The results obtained in the experiments on healthy animals may serve the basis for a further morphological analysis of the immunomodulators effects under the conditions of the immune homeostasis disturbance.

Study Information

Provider

pubmed

Year

1986