Healthy Pediatrics PBMC

About Healthy Pediatrics PBMC

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.