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Services · CNS & Barrier Biology

Connected Human Barrier Modeling

Study compound transport and neuroactive effects across intestinal, blood-brain, and CSF barriers using integrated human microphysiological systems.

Capabilities

What You Can Study

Three connected barrier interfaces — modeled in human cells, in a single integrated platform.

Intestinal Barrier (IB)

Absorption and first-pass transport

Model oral bioavailability and first-pass intestinal absorption using polarized human epithelial cell layers with validated tight junction formation.

Blood–Brain Barrier (BBB)

CNS penetration and permeability

Assess CNS drug penetration using a human brain endothelial barrier — with TEER readouts and efflux transporter activity relevant to CNS drug discovery.

Blood–CSF Barrier (BCSFB)

CSF exposure and neuroactive distribution

Evaluate compound distribution into the cerebrospinal fluid compartment — critical for understanding neuroactive exposure and CNS drug safety.

Context

Why This Matters

Traditional single-barrier models — or animal studies — fail to capture the sequential transport that determines whether a CNS compound will reach its target. Isolated permeability assays give partial answers. Only a connected, human-relevant system can accurately model the full absorption-to-CNS distribution pathway.

  • Multi-barrier transport studied in one integrated system
  • Human-relevant permeability data at each interface
  • Mechanistic insight into CNS exposure and distribution

Connected Barrier Architecture

IB
BBB
BCSFB

Human cells · Physiological architecture · Connected compartments

Process

How It Works

01

Compound Input

Your compound of interest is introduced at the intestinal apical surface — mirroring the oral absorption route.

02

Exposure Across Connected Barriers

The compound moves through the intestinal epithelium, into the systemic compartment, and is challenged against the BBB and BCSFB in a connected microphysiological system.

03

Measurement & Readouts

Barrier integrity (TEER), permeability coefficients, transport ratios, and compartment concentrations are measured at each interface.

04Optional

AI-Assisted Interpretation (Optional)

Pattern recognition across multi-barrier datasets to support mechanistic hypothesis generation and predict CNS exposure profiles.

Deliverables

What You Get

  • Barrier-specific permeability coefficients (Papp, Pe)
  • Cross-barrier transport profiles across IB → BBB → BCSFB
  • TEER measurements for barrier integrity at each interface
  • Mechanistic insights into CNS exposure and distribution
  • Human-relevant validation grounded in peer-reviewed methodology

Scientific Validation

Published in Peer-Reviewed Research

Peer-Reviewed · Biofabrication 2026

"Connected Human Barrier Modeling in a Microphysiological System"

Connected barrier MPS schematic

Demonstrates compound transport across connected intestinal, BBB, and CSF barriers in a human microphysiological system — establishing the methodology underlying this service.

Design Your Study

Tell us about your compound and research goals — we'll design a connected barrier study tailored to your needs.

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