Healthy Pediatrics PBMC
Healthy Pediatric PBMC — cryopreserved PBMC from screened healthy paediatric donors under guardian-authorized IRB protocols, matchable by age band and demographics. The correct control arm for paediatric cohorts, and material for immune ontogeny, thymic output, and vaccine response research.
Healthy Pediatric PBMC for Immune Development and Control-Group Research
Healthy Pediatric PBMC samples are collected from screened healthy pediatric donors under IRB-approved protocols with guardian authorization, and processed under controlled conditions. These cryopreserved peripheral blood mononuclear cells provide baseline immune-cell profiles for studies of immune development, pediatric disease, and vaccine response.
Why Age-Matched Pediatric PBMC Matter
These are healthy-donor cells, so there is no disease mechanism to characterise — the scientific value lies in immune ontogeny. The paediatric immune system is not a smaller version of the adult one, and using adult PBMC as controls for a paediatric cohort introduces a systematic age artefact into every comparison.
- Naive-dominant T cell repertoire — young children have a high proportion of naive T cells, with memory subsets accumulating progressively through childhood as antigen exposure builds
- Active thymic output — thymic function is greatest in early life and declines with age, so recent thymic emigrant populations are present at frequencies not seen in adult donors
- Age-dependent reference ranges — absolute lymphocyte counts and lymphocyte subset proportions differ substantially by age band, which is why paediatric normal ranges are defined separately from adult ones
- Maturing B cell and NK compartments — immunoglobulin class-switched memory B cells and terminally differentiated NK subsets expand with age and antigen experience
- Vaccine and infection response ontogeny — response magnitude and quality to vaccination differ by age, making age-matched paediatric baselines essential for vaccine immunology
- Correct comparator design — for any paediatric disease cohort, age- and sex-matched healthy paediatric PBMC are the appropriate control arm rather than convenience adult controls
Donor Stratification Available
- Age band — infant, toddler, child, or adolescent donors, matched to your cohort age distribution
- Sex assigned at birth and race/ethnicity — demographically matched to a comparison cohort
- Health screening status — no diagnosed chronic condition relevant to your study
- Vaccination history — where recorded, for vaccine-response study design
- Viral serostatus — CMV or EBV status where available, given its effect on memory T cell composition
- HLA typing — available on request for antigen-specific work
- Matched controls in both directions — healthy adult donor PBMC and paediatric disease-state cohorts available as comparators
Product Features
- Research Use Only (RUO), cryopreserved pediatric PBMC samples
- Samples from healthy pediatric donors
- Available in cell counts ranging from 5 million to 2 billion
- Processed within 24 hours of collection
- Preserved using CryoStor® CS10 freezing media
- Cell counts and viability reported per lot
- IRB-approved protocols and electronic informed consent (with guardian authorization)
- Screening (LeukoLot™) available prior to bulk orders
De-identified Donor Data
- Confirmed healthy pediatric donor status
- Donor demographics: age, sex assigned at birth, race/ethnicity
- Self-reported allergies and infectious disease history
- Additional donor data available on request
Applications
- Age-matched control samples for paediatric disease cohorts
- Immune development and immune ontogeny research
- Naive and memory T cell subset characterisation across age bands
- Thymic output and recent thymic emigrant analysis
- Vaccine response and immunophenotyping studies
- Paediatric reference range establishment for flow cytometry panels
- Transcriptomic, single-cell, and proteomic profiling
- Assay development and qualification in paediatric matrices
Other Healthy Pediatric Specimen Types
Matched material from the same healthy paediatric donor pool is available as healthy pediatrics serum, plasma, and whole blood. Related healthy-donor material includes healthy cord blood and healthy CD4+ T cells.
Compliance and Quality Assurance
- IRB-approved collections and protocols
- 21 CFR Part 11-compliant e-consent with guardian authorization
- HIPAA-compliant donor data protection
Ordering & Customization
Healthy Pediatric PBMC samples ship on dry ice in standard or custom aliquots. For pricing, international orders, or regulatory documentation, contact learnmore@sanguinebio.com. Browse all human PBMCs or request a custom collection.
Protocols & Documentation
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PBMC Isolation from Whole Blood
Standard operating procedure for isolating peripheral blood mononuclear cells from whole blood using density-gradient separation.
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Immune Cell Isolation
Guidelines for isolating immune cell populations with validated enrichment steps, purity checkpoints, and documentation.
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Choosing the Right PBMC Configuration
Reference guide comparing PBMC formats, cryopreservation states, and study-fit recommendations for your application.
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Thawing Cryopreserved PBMC
Validated thawing protocol to recover viable cryopreserved PBMCs while minimizing activation and loss of function.
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Informed Consent Form (ICF)
Available upon request — confirms donor consent for research use and downstream commercialization.
PBMC
Frequently Asked Questions
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YES – All collections are conducted under IRB-approved protocols and electronic informed consent. Sanguine utilizes Advarra and WCG IRB for oversight.
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YES – all our products are research use only (RUO).
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You can find our full product catalog here.
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Storage depends on sample type but often cryopreserved samples stored in liquid nitrogen can be stored for years.
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Extensive customization is available. To discuss your project request a quote or email us at learnmore@sanguinebio.com.
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Sanguine offers flexible prospective collection services tailored to fit your research. For more information and to request a quote, please see: our prospective biospecimen collection services page.
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Timelines depend on condition, sample type, and I/E criteria but we often start collection within 2 weeks of signed agreement.
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YES – we have in-stock inventory. You can also email us at learnmore@sanguinebio.com as we continually get new samples in our inventory.
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Each sample from a different individual – Unique donor means each sample comes from a different person, ensuring biological diversity in your study.
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YES – Unique donors can be specified and guaranteed based on your requirements.
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For information about sample quality, please see: Quality and Compliance
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YES – “IRB-approved collection protocols” and IRB approval documentation available upon request. Sanguine utilizes two internationally-recognized IRBs (Advarra and WCG IRB) for review and approval.
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Need a custom PBMC cohort?
Our scientific team can scope prospective collections with donor-specific I/E criteria, typically starting within 2 weeks of agreement.