High-Bioactivity Proteins for Organoid Culture
FDA Modernization Act 2.0 ready — Z-Active® tagless cytokines and growth factors with 5–10× higher bioactivity for next-generation organoid models. HEK293 mammalian expression with chaperone-assisted folding ensures proper glycosylation and disulfide bonding critical for organoid self-organization.
Browse Catalog Contact SalesOrganoid Types & Required Growth Factors
🟢 = Z-Active® catalog protein (SKU listed) | ⚪ = Inquire for availability
Brain
BRLiver
LVIntestine
INKidney
KDLung
LGStomach
STThyroid
THEndometrium
EMOrganoid Protein Bundles
Purpose-built protein combinations with pathway rationale — optimized for specific organoid workflows.
Intestinal Organoid Bundle — WENR-MAX
ORG-WENR-MAX · RP895 · RP480 · RP490 · RP618
Essential for Lgr5⁺ stem-cell–driven organoid cultures. WENR-MAX combines Wnt3a, EGF, Noggin, and R-Spondin 1 to sustain self-renewal, maintain crypt-villus architecture, and support long-term passaging.
Components & Pathways
- Wnt3a: canonical Wnt signaling — stem cell self-renewal
- EGF (EGFR): MAPK/PI3K proliferation & epithelial expansion
- Noggin: BMP antagonist — maintains stemness
- R-Spondin 1: Wnt potentiation via Lgr5 receptor
Hepatic Organoid Bundle — HEPATO-CORE
ORG-HEP-CORE · RP896 · RP430 · RP480
Judge cultures by metabolic competence, not growth alone. HEPATO-CORE combines HGF, EGF, and FGF19 to support receptor-driven expansion while biasing workflows toward CYP450 activity, albumin secretion, and metabolic readouts alongside your base medium.
Components & Pathways
- HGF (c-Met): mitogenesis, morphogenesis, pro-survival programs
- EGF (EGFR): epithelial expansion & post-split recovery
- FGF19: FGFR4-biased liver contexts; mature-like hepatocyte traits (protocol-dependent)
Tumor Bundle — CRC-PDO MAX
ORG-CRC-PDO · RP895 · RP480 · RP490 · RP618
Balance stem-like propagation against stress/differentiation programs. CRC-PDO MAX combines EGF with Wnt3a, R-Spondin1, Noggin, plus a protocol-appropriate TGF-β inhibitor module for many establishment/expansion media designs — preserving interpretable drug sensitivity windows.
Components & Pathways
- EGF: MAPK/PI3K-linked proliferation & recovery
- Wnt3a + R-Spondin1 + Noggin: canonical Wnt potentiation + BMP restraint
- TGF-β inhibitor: small-molecule module (non-protein) where indicated
Tumor Bundle — PDAC-STRESS SHIELD
ORG-PDAC · RP480 · RP490 · RP470
PDAC cultures are sensitive to mechanical stress and establishment dropout. PDAC-STRESS SHIELD pairs EGF, FGF10, and Noggin with a ROCK inhibitor module (small molecule) for protocols using transient Rho/ROCK relief — improving survival/cloning while keeping stimulation defined.
Components & Pathways
- EGF: proliferation / survival
- FGF10: ductal-adjacent programs common in PDAC media
- Noggin: BMP restraint
- ROCK inhibitor: small-molecule module (non-protein) where indicated
Applications
Chemoresistance (pulse-chase, DNA damage recovery); combination cytotoxic + targeted screens; baseline epithelial models before stroma co-culture.
Neural Organoid Bundle — NEURO-PATTERN+
ORG-NEURO · RP471 · RP480 · RP458
Neural organoids fail quietly: lineage skew, stalled maturation, premature exhaustion. NEURO-PATTERN+ bundles Wnt pathway regulators, BMP pathway regulators, BDNF, and GDNF to clarify axis control ahead of standard small-molecule patterning switches in neural protocols.
Components & Pathways
- Wnt regulators: progenitor/regionalization programs (protocol-dependent)
- BMP regulators: boundary control (model-dependent)
- BDNF / GDNF: TrkB/RET-linked survival, neurite outgrowth, maturation support
Applications
Neurodevelopmental disease modeling; neurodegeneration (proteostasis, stressors); long differentiation/toxicity studies.
🏷️ Tag-free here: Long runs integrate small biases; tag-free morphogens/neurotrophins reduce aggregation & non-specific binding drift.
Z-Active® Organoid Protein Catalog
| Protein | SKU | Key Organoid Applications | |
|---|---|---|---|
| Human Wnt3a |
RP895
|
Intestine, Liver, Pancreas, PDO, Stomach, Endometrium | View |
| Human Activin A |
RP896
|
Liver, Intestine, Stomach, Kidney, Thyroid, Vascular | View |
| Human EGF |
RP480
|
Intestine, Liver, Lung, Pancreas, PDO, Brain, Stomach | View |
| Human Noggin |
RP490
|
WENR, Liver, Lung, Brain, Kidney, Retinal, Prostate | View |
| Human R-Spondin 1 |
RP618
|
Intestine, Liver, Stomach, PDO, Lung, Endometrium | View |
| Human HGF |
RP430
|
Liver maturation, Endometrium, Tumor PDO | View |
| Human FGF2 (bFGF) |
RP471
|
Brain, Kidney, Prostate, Thyroid, Vascular, Retinal | View |
| Human FGF7 (KGF) |
RP470
|
Lung proximal airway | View |
| Human FGF10 |
RP902
|
Liver, Pancreas, Stomach, Tumor PDO | View |
| Human BMP4 |
RP898
|
Brain, Kidney, Lung, Stomach, Prostate, Thyroid, Vascular | View |
| Human BMP7 |
RP899
|
Kidney differentiation | View |
| Human DKK1 |
RP931
|
Brain, Retinal (Wnt inhibitor) | View |
| Human IGF1 |
RP540
|
Intestine, Retinal | View |
| Human VEGFA |
RP460
|
Vascular organoids | View |
| Human SHH |
RP612
|
Brain, Retinal (Hedgehog signaling) | View |
| Human IL6 |
RP260
|
Endometrium | View |
| Human PDGFD |
RP954
|
Vascular organoids | View |
| Human GDNF |
RP458
|
Brain / neural maturation | View |
| Human OSM |
RP440
|
Liver maturation | View |
FDA Modernization Act 2.0
The FDA Modernization Act 2.0 (signed December 2022) eliminates the mandate for animal testing prior to human clinical trials. Drug developers can now use organoids, organ-on-chip, and other in vitro models as alternatives — accelerating the adoption of organoid technology across the pharmaceutical industry.
High-quality, bioactive growth factors are essential for organoid establishment and long-term maintenance. Z-Active® proteins — with their 5–10× higher bioactivity — enable more robust organoid formation, reduced growth factor consumption, and more reproducible results.
Need a Custom Organoid Panel?
Our scientists can help you design a custom cytokine and growth factor panel tailored to your specific organoid model. Contact us for bulk pricing and custom formulations.
Talk to a Scientist 📞 617-651-1016