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Study · Systematic review · n = 73 · 2019

2 results

Interventions for treating traumatised permanent front teeth: avulsed (knocked out) and replanted.

Day PF, Duggal M, Nazzal H

The Cochrane database of systematic reviews5 Feb 2019Cited by 13 (Europe PMC)

Summary

The text of this summary is not shown here, because the article license does not allow reuse. Read it at the source (opens in a new tab)

Text rights: Publisher copyright. Results still quote short attributed sentences.

Results from this study2

2 results from studies that gave the peptide. 2 results from people.

  1. 01HumanSystematic reviewEfficacy outcome

    In one small study of avulsed and replanted permanent teeth, soaking and injecting with thymosin α1 gave some evidence of better periodontal healing than saline (very low quality evidence).

    In plain wordsIn one small study of knocked-out teeth, thymosin α1 gave some sign of better gum healing than saline; the evidence is very weak.

    Outcome
    IncreasePeriodontal healing after tooth replantation
    Study

    n = 73

    Comparator
    Saline
    Outcome group
    Wound healing · Skin and wound
    Studied dose
    Dose not stated · 10-minute soak before replantation, then daily gingival injections · 7 daysAs given in this study (human).

    Source sentences

    Summary
    There was some evidence of a benefit for thymosin alpha 1 with respect to periodontal healing and tooth survival.
    1 context sentence
    Summary · context
    The fourth study at high risk of bias with 73 participants compared a 10-minute soak in either thymosin alpha 1 or saline before replantation followed by daily gingival injections with these same medicaments for the first 7 days.
  2. 02HumanSystematic reviewEfficacy outcome

    In one small study of avulsed and replanted permanent teeth, soaking and injecting with thymosin α1 gave some evidence of better tooth survival than saline (very low quality evidence).

    In plain wordsIn one small study of knocked-out teeth, thymosin α1 gave some sign of better tooth survival than saline; the evidence is very weak.

    Outcome
    IncreaseTooth survival after replantation
    Study

    n = 73

    Comparator
    Saline
    Outcome group
    Wound healing · Skin and wound
    Studied dose
    Dose not stated · 10-minute soak before replantation, then daily gingival injections · 7 daysAs given in this study (human).

    Source sentences

    Summary
    There was some evidence of a benefit for thymosin alpha 1 with respect to periodontal healing and tooth survival.
    1 context sentence
    Summary · context
    The fourth study at high risk of bias with 73 participants compared a 10-minute soak in either thymosin alpha 1 or saline before replantation followed by daily gingival injections with these same medicaments for the first 7 days.

AI wrote and checked these results. AI can make mistakes, so check important results against the source.

Version history

PepBank keeps every version of the data on this study. Status changes from Retraction Watch, Europe PMC and Crossref are listed with their source.

  1. Version 3Current

    9 Oct 2026, 18:17 UTC

    Study results updated

  2. Version 2

    9 Oct 2026, 03:03 UTC

    Study data updated · source update from Europe PMC

  3. Version 1

    9 Oct 2026, 03:02 UTC

    First added · source update from Europe PMC

Subjects

Terms as the source lists them.

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