| Recruitment status | Main results already published |
| Unique ID issued by UMIN | UMIN000020859 |
| Receipt No. | R000024073 |
| Official scientific title of the study | Effects of Royal Jelly Supplementation on Regulatory T Cells and Lymphocytes Apoptosis in Children with Systemic Lupus Erythematosus |
| Date of disclosure of the study information | 2016/02/05 |
| Last modified on | 2017/02/16 (Ver. 2) |
| Basic information | ||
| Official scientific title of the study | Effects of Royal Jelly Supplementation on Regulatory T Cells and Lymphocytes Apoptosis in Children with Systemic Lupus Erythematosus | |
| Title of the study (Brief title) | Royal Jelly Supplementation in SLE | |
| Region |
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| Condition | ||
| Condition | Systemic Lupus Erythematosus. | |
| Classification by specialty |
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| Classification by malignancy | Others | |
| Genomic information | NO | |
| Objectives | |
| Narrative objectives1 | To the best of our knowledge, no previous studies on the immunomodulatory effect of royal jelly administration on SLE patients in humans.
Our aim was to study the effect of royal jelly administration on the disease course of pediatric SLE with some immunological markers (the CD4 Tregs and CD8 Tregs) and lymphocytes apoptosis. |
| Basic objectives2 | Efficacy |
| Basic objectives -Others | |
| Trial characteristics_1 | |
| Trial characteristics_2 | |
| Developmental phase | |
| Assessment | |
| Primary outcomes | In the current study, we found that the children with SLE (in both before and after treatment groups) had significantly lower levels of CD4 Treg and Foxp3 expression in CD4+CD25+High versus normal control group. Also, the levels of CD4 and Foxp3 expression were negatively correlated with disease activity as detected by SLEDAI index. |
| Key secondary outcomes | After RJ treatment, we found a significant increase in CD4 Treg and in the expression of Foxp3 in CD4+CD25+High versus baseline values. In parallel to this significant laboratory value, we found a significant improvement in the disease activity as detected by SLEDAI index after 2 months of RJ treatment which was correlated with the significant changes in CD4 Treg and Foxp3 expression. CD4 T lymphocytes count was increased after RJ treatment versus baseline value. Also the CD4/CD8 ratio is showing significant improvement after RJ treatment in SLE group.
As regards to the effect of RJ treatment on lymphocytes apoptosis in our study, we found that the apoptotic CD4 T lymphocytes showed significant reduction to about its quarter of the baseline values before treatment to a values about normal as normal control group. Again in correlation with the previous CD8 T lymphocytes count, the changes in apoptotic CD8 T lymphocytes were not significant between any of the 3 groups. |
| Base | |
| Study type | Interventional |
| Study design | |
| Basic design | Single arm |
| Randomization | Non-randomized |
| Randomization unit | |
| Blinding | Open -no one is blinded |
| Control | Uncontrolled |
| Stratification | |
| Dynamic allocation | |
| Institution consideration | |
| Blocking | |
| Concealment | |
| Intervention | ||
| No. of arms | 1 | |
| Purpose of intervention | Treatment | |
| Type of intervention |
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| Interventions/Control_1 | two-month Royal Jelly (2 gm) treatment | |
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| Eligibility | ||||
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| Gender | Male and Female | |||
| Key inclusion criteria | children with SLE | |||
| Key exclusion criteria | Patients and controls with known diabetes, subjects who had received a 'recent' vaccination, were excluded from the study. Any patient had recent infection or received any immunosuppressive medications e.g. steroids, etc. during one month prior to enrollment were also excluded. | |||
| Target sample size | 30 | |||
| Research contact person | |
| Name of lead principal investigator | Khaled Saad |
| Organization | Faculty of medicine, University of Assiut, Assiut 71516, Egypt. |
| Division name | pediatrics |
| Address | Faculty of medicine, University of Assiut, Assiut 71516, Egypt. |
| TEL | +20882413683 |
| med@aun.edu.eg | |
| Public contact | |
| Name of contact person | Khaled Saad |
| Organization | Faculty of medicine, University of Assiut, Assiut 71516, Egypt. |
| Division name | pediatrics |
| Address | Faculty of medicine, University of Assiut, Assiut 71516, Egypt. |
| TEL | +20882368373 |
| Homepage URL | |
| med@aun.edu.eg | |
| Sponsor | |
| Institute | Faculty of medicine, University of Assiut, Assiut 71516, Egypt. |
| Institute | |
| Department | |
| Funding Source | |
| Organization | Faculty of medicine, University of Assiut, Assiut 71516, Egypt. |
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| Division | |
| Category of Funding Organization | Outside Japan |
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| Secondary IDs | NO |
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| Related information | |
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| Publication of results | Published |
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| Link to view the page | |
| URL(English) | https://upload.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000024073 |