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Clinical Trial Details — Status: Recruiting

Administrative data

NCT number NCT05351216
Other study ID # LK220323
Secondary ID
Status Recruiting
Phase
First received
Last updated
Start date March 1, 2021
Est. completion date March 2028

Study information

Verified date May 2024
Source Children's Hospital of Fudan University
Contact Kai Li, PhD
Phone 02164931114
Email likai2727@163.com
Is FDA regulated No
Health authority
Study type Observational

Clinical Trial Summary

To research and explore the antibody protection and immune memory after vaccination in children with KHE during sirolimus administration. To explore the feasibility (safety and efficacy) of vaccination in a timely manner during the administration of sirolimus in children with KHE. To search for back-up plans for vaccination regimens for KHE patients taking sirolimus in children who do not respond to primary vaccination.


Description:

Children with KHE have an early onset. KHE usually occurs in infants and young children less than 1 year old, of which neonates account for about 38.5%-60% of all cases. Due to the immunosuppressive effect of sirolimus, the vaccination was usually suspended after taking it, and children would be in a state of no immune protection. These children are at greatly increased risk of exposure to microorganisms and consequent infection. Therefore, it is necessary to vaccinate them against infectious diseases. However, vaccination with live vaccines has the potential to cause severe infections through reversion of the vaccine strain to a pathogenic form. Moreover, studies have also shown that protective antibodies are severely affected in transplant patients taking immunosuppressive drugs and in patients with solid tumors after chemotherapy. Loss of immune memory is very common, and marked deficits in B cell function and humoral immunity can persist even for years.


Recruitment information / eligibility

Status Recruiting
Enrollment 174
Est. completion date March 2028
Est. primary completion date March 2026
Accepts healthy volunteers Accepts Healthy Volunteers
Gender All
Age group N/A to 12 Years
Eligibility Inclusion Criteria: - Case groups: - KHE patients treated with sirolimus. - After immunoglobulin and flow cytometry assays, as well as outpatient evaluation and assessment, those participants will be vaccinated with live attenuated vaccines or inactivated vaccines in a timely order according to the advice. - Control groups: - Healthy children with no immune deficiencies. - Participants are vaccinated according to the National Immunization Program in a timely manner. - Participants are matched to the case group according to age. Exclusion Criteria: - HBsAg, HBeAg positive, or other active infectious diseases; - History of immunodeficiency or low immunoglobulin levels; - Autoimmune disease or fever during blood collection; - Use of other medication or surgery; - Suffering from other bleeding disorders; - Suffering from other solid tumors or hematological tumors, etc.; - Withdraw informed consent.

Study Design


Locations

Country Name City State
China Children's Hospital of Fudan University Shanghai Shanghai

Sponsors (1)

Lead Sponsor Collaborator
Children's Hospital of Fudan University

Country where clinical trial is conducted

China, 

References & Publications (10)

Dini G, Toletone A, Barberis I, Debarbieri N, Massa E, Paganino C, Bersi F, Montecucco A, Alicino C, Durando P. Persistence of protective anti-HBs antibody levels and anamnestic response to HBV booster vaccination: A cross-sectional study among healthcare students 20 years following the universal immunization campaign in Italy. Hum Vaccin Immunother. 2017 Feb;13(2):440-444. doi: 10.1080/21645515.2017.1264788. — View Citation

Horns F, Dekker CL, Quake SR. Memory B Cell Activation, Broad Anti-influenza Antibodies, and Bystander Activation Revealed by Single-Cell Transcriptomics. Cell Rep. 2020 Jan 21;30(3):905-913.e6. doi: 10.1016/j.celrep.2019.12.063. — View Citation

Inoue T, Moran I, Shinnakasu R, Phan TG, Kurosaki T. Generation of memory B cells and their reactivation. Immunol Rev. 2018 May;283(1):138-149. doi: 10.1111/imr.12640. — View Citation

Kawano Y, Suzuki M, Kawada J, Kimura H, Kamei H, Ohnishi Y, Ono Y, Uchida H, Ogura Y, Ito Y. Effectiveness and safety of immunization with live-attenuated and inactivated vaccines for pediatric liver transplantation recipients. Vaccine. 2015 Mar 17;33(12):1440-5. doi: 10.1016/j.vaccine.2015.01.075. Epub 2015 Feb 7. — View Citation

Kwon HJ, Lee JW, Chung NG, Cho B, Kim HK, Kang JH. Assessment of serologic immunity to diphtheria-tetanus-pertussis after treatment of Korean pediatric hematology and oncology patients. J Korean Med Sci. 2012 Jan;27(1):78-83. doi: 10.3346/jkms.2012.27.1.78. Epub 2011 Dec 19. — View Citation

Saghafian-Hedengren S, Soderstrom I, Sverremark-Ekstrom E, Nilsson A. Insights into defective serological memory after acute lymphoblastic leukaemia treatment: The role of the plasma cell survival niche, memory B-cells and gut microbiota in vaccine responses. Blood Rev. 2018 Jan;32(1):71-80. doi: 10.1016/j.blre.2017.08.009. Epub 2017 Aug 26. — View Citation

Vink P, Ramon Torrell JM, Sanchez Fructuoso A, Kim SJ, Kim SI, Zaltzman J, Ortiz F, Campistol Plana JM, Fernandez Rodriguez AM, Rebollo Rodrigo H, Campins Marti M, Perez R, Gonzalez Roncero FM, Kumar D, Chiang YJ, Doucette K, Pipeleers L, Aguera Morales ML, Rodriguez-Ferrero ML, Secchi A, McNeil SA, Campora L, Di Paolo E, El Idrissi M, Lopez-Fauqued M, Salaun B, Heineman TC, Oostvogels L; Z-041 Study Group. Immunogenicity and Safety of the Adjuvanted Recombinant Zoster Vaccine in Chronically Immunosuppressed Adults Following Renal Transplant: A Phase 3, Randomized Clinical Trial. Clin Infect Dis. 2020 Jan 2;70(2):181-190. doi: 10.1093/cid/ciz177. — View Citation

Zhang J, Xie F, Delzell E, Chen L, Winthrop KL, Lewis JD, Saag KG, Baddley JW, Curtis JR. Association between vaccination for herpes zoster and risk of herpes zoster infection among older patients with selected immune-mediated diseases. JAMA. 2012 Jul 4;308(1):43-9. doi: 10.1001/jama.2012.7304. — View Citation

Zhang L, Thornton CP, Ruble K, Cooper SL. Post-Chemotherapy Titer Status and Need for Revaccination After Treatment for Childhood Cancer. Clin Pediatr (Phila). 2020 Jun;59(6):606-613. doi: 10.1177/0009922820915884. — View Citation

Zignol M, Peracchi M, Tridello G, Pillon M, Fregonese F, D'Elia R, Zanesco L, Cesaro S. Assessment of humoral immunity to poliomyelitis, tetanus, hepatitis B, measles, rubella, and mumps in children after chemotherapy. Cancer. 2004 Aug 1;101(3):635-41. doi: 10.1002/cncr.20384. — View Citation

Outcome

Type Measure Description Time frame Safety issue
Primary Titers of Hepatitis B virus surface antibody Titers of Hepatitis B virus surface antibody,indicating whether there is persistent protective antibodies after vaccination. Admission within 1 day
Primary Titers of Hepatitis B virus surface antibody Titers of Hepatitis B virus surface antibody,indicating whether there is persistent The 7th month after admission
Primary Titers of Hepatitis B virus surface antibody Titers of Hepatitis B virus surface antibody,indicating whether there is persistent The 12th month after admission
Primary Titers of Hepatitis B virus surface antibody Titers of Hepatitis B virus surface antibody,indicating whether there is persistent The 18th month after admission
Secondary Levels of measles antibodies. This outcome indicates whether there is persistent protective antibodies after vaccination. Admission within 1 day
Secondary Levels of mumps antibodies This outcome indicates whether there is persistent protective antibodies after vaccination. Admission within 1 day
Secondary Levels of rubella antibodies. This outcome indicates whether there is persistent protective antibodies after vaccination. Admission within 1 day
Secondary Levels of measles antibodies. This outcome indicates whether there is persistent protective antibodies after vaccination. The 7th month after admission
Secondary Levels of mumps antibodies. This outcome indicates whether there is persistent protective antibodies after vaccination. The 7th month after admission
Secondary Levels of rubella antibodies. This outcome indicates whether there is persistent protective antibodies after vaccination. The 7th month after admission
Secondary Levels of measles antibodies. This outcome indicates whether there is persistent protective antibodies after vaccination. The 12th month after admission
Secondary Levels of mumps antibodies. This outcome indicates whether there is persistent protective antibodies after vaccination. The 12th month after admission
Secondary Levels of rubella antibodies. This outcome indicates whether there is persistent protective antibodies after vaccination. The 12th month after admission
Secondary Levels of measles antibodies. This outcome indicates whether there is persistent protective antibodies after vaccination. The 18th month after admission
Secondary Levels of mumps antibodies. This outcome indicates whether there is persistent protective antibodies after vaccination. The 18th month after admission
Secondary Levels of rubella antibodies. This outcome indicates whether there is persistent protective antibodies after vaccination. The 18th month after admission
Secondary Level of Japanese encephalitis antibody. This outcome indicates whether there is persistent protective antibodies after vaccination. Admission within 1 day
Secondary Level of Japanese encephalitis antibody. This outcome indicates whether there is persistent protective antibodies after vaccination. The 7th month after admission
Secondary Level of Japanese encephalitis antibody. This outcome indicates whether there is persistent protective antibodies after vaccination. The 12th month after admission
Secondary Level of Japanese encephalitis antibody. This outcome indicates whether there is persistent protective antibodies after vaccination. The 18th month after admission
Secondary Level of varicella antibody This outcome indicates whether there is persistent protective antibodies after vaccination. Admission within 1 day
Secondary Level of varicella antibody. This outcome indicates whether there is persistent protective antibodies after vaccination. The 7th month after admission
Secondary Level of varicella antibody. This outcome indicates whether there is persistent protective antibodies after vaccination. The 12th month after admission
Secondary Level of varicella antibody. This outcome indicates whether there is persistent protective antibodies after vaccination. The 18th month after admission
Secondary Level of COVID-19 antibody. This outcome indicates whether there is persistent protective antibodies after vaccination. Admission within 1 day
Secondary Level of COVID-19 antibody. This outcome indicates whether there is persistent protective antibodies after vaccination. The 7th month after admission
Secondary Level of COVID-19 antibody. This outcome indicates whether there is persistent protective antibodies after vaccination. The 12th month after admission
Secondary Level of COVID-19 antibody. This outcome indicates whether there is persistent protective antibodies after vaccination. The 18th month after admission
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