Biotechnology — Cell Encapsulation

Human-Validated Fibrosis-Resistant Cell Encapsulation Platform

One of the few human-validated encapsulation platforms with five-year follow-up data and no chronic immunosuppression.

Supported by human clinical follow-up, granted patents, and peer-reviewed research.

Human-validated encapsulation platform designed to reduce fibrosis and support cell protection without chronic immunosuppression.

One of the few encapsulation platforms supported by completed human clinical follow-up.

5 Yrs
Human Follow-Up
28
Granted Patents
PRV
FDA Priority Pathway
ALTuCAPS microcapsule
ALTuCAPS Microcapsule
Ultra-purified alginate encapsulation
Why This Matters Now

The Strategic Timing for Cell Therapy

01

Cell therapy is ready.

Immune rejection remains the primary barrier to broad clinical adoption of cell-based therapy.

02

ALTuCAPS addresses immune protection without immunosuppression.

ALTuCAPS is designed to protect implanted therapeutic cells from immune detection without chronic immunosuppressive therapy.

03

Human validation, granted patents, and strategic optionality already exist.

28 granted patents. Five years of human follow-up data. An independently assessed IP portfolio. Strategic optionality is established.

Company Snapshot

ALTuCELL at a Glance

Company
ALTuCELL, Inc.
Founded
2010 by Gary Harlem
Structure
Privately held, U.S.-based
Stage
Clinical-stage platform with completed human follow-up data.
IP Portfolio
28 granted patents, 3 published applications
IP Assessment
Independently assessed. Full report available in the data room.
Research Foundation
35+ years of peer-reviewed research. University of Perugia, Italy.
Human Clinical Data
5-year post-transplant follow-up. Four patients. Sustained encapsulated islet cell function.
Strategic Focus
Licensing, acquisition, and partnership discussions
The Platform

ALTuCAPS Microencapsulation Technology

ALTuCAPS is a patented cell encapsulation platform designed to protect implanted therapeutic cells from immune detection without chronic immunosuppression. Ultra-purified, triple-filtered alginate. Human-validated. Supported by published research.

ALTuCAPS encapsulation mechanism
Peer-Reviewed Mechanism
Clinically Validated Properties

Designed to reduce fibrosis and foreign body response

ALTuCAPS is designed to reduce fibrosis and the foreign body response.

Human follow-up data demonstrated operation without chronic immunosuppressive therapy

Human follow-up data demonstrated sustained encapsulated islet cell function without chronic immunosuppressive therapy.

Human clinical follow-up data

Four patients. Five years of follow-up demonstrating sustained encapsulated islet cell function.

Ultra-purified, triple-filtered alginate

Meets FDA endotoxin threshold below 20 EU/g. Endotoxin content below 0.5 EU/g.

Fully retrievable

Injectable under local anesthesia. Fully retrievable for safety monitoring.

Disease-agnostic platform

The same platform addresses diabetes, NAFLD, wound care, drug delivery, and neurodegenerative disease.

Intellectual Property
ALTSULINPCT/IB2009/055847

Micro-encapsulation of Sertoli cells for prevention and treatment of Type 1 Diabetes Mellitus. Induces neo-genesis of beta-cells while addressing the autoimmune process.

ALTUCAPPCT/IB2009/050221

Ultra-purification process for alginates resulting in micro-encapsulation suitable for human cell transplants. Endotoxin content below 0.5 EU/g. Already transplanted into humans with no adverse side effects.

ALTUSTEMU.S. 14/680,850

Stem cell derived Myofibroblast isolated from Wharton jelly of a human umbilical cord in ultra-purified clinical grade micro-encapsulation.

28 Granted Patents — US, Canada, Europe, Italy
Product Pipeline

From Bench to Bedside

Five indications. The most advanced assets carry existing human data and established regulatory pathway clarity.

ProductIndicationStageProgress
Sertoli Cells with ALTuCAPS (SPT64)
FDA Priority Review Voucher pathway eligibility established.
Laron Syndrome — Orphan Drug + PRV PathwayPhase I Complete / Phase II Setup
Key Asset
ALTuCAPS Encapsulation System
Platform delivery system applicable across multiple cell types.
Permeable and Non-Permeable Drug DeliveryPhase II Ready
Islet/Sertoli Cells (ALTSULIN)
Five years of post-transplant human follow-up data in hand.
Type I Diabetes — Late StagePhase I/II Human Trials
Key Asset
Bio-Hybrid Scaffold with ALTuCAPS
Wound healing application.
Diabetic Foot Ulcers and Venous Stasis UlcersPhase I
Myofibroblasts MSCs with ALTuCAPS
ALTUSTEM platform. Stem cell derived therapy.
NAFLD and Type I DiabetesEarly Phase I
FDA Priority Review Voucher Pathway

ALTuCELL's Laron Syndrome pathway qualifies for an FDA Priority Review Voucher. PRV pathway eligibility is established. Additional diligence materials available upon NDA execution.

Eligibility
Established
Additional diligence
available under NDA
Competitive Position

A Defensible Competitive Position

Each of the following properties is supported by published data or granted IP.

Designed to reduce fibrosis and foreign body response

ALTuCAPS is designed to reduce fibrosis and the foreign body response.

Human follow-up data demonstrated operation without chronic immunosuppressive therapy

Human follow-up data demonstrated sustained encapsulated islet cell function without chronic immunosuppressive therapy.

Human clinical follow-up data in hand

Four patients. Five years of follow-up demonstrating sustained encapsulated islet cell function.

Robust geographic IP protection

28 granted patents across the US, Canada, Europe, and Italy. Independently assessed in a 157-page valuation report.

Strategic pharmaceutical interest established

Strategic interest from pharmaceutical counterparties established.

cGMP manufacturing relationships established

Manufacturing relationships established with Stemmatters (early stage) and Catalent Pharmaceuticals (commercial scale).

One of the few human-validated encapsulation platforms with five-year follow-up data and no chronic immunosuppression.

Assessed
IP Portfolio Valuation
Full report in data room
157 pg
IP Assessment Report
Three recognized methodologies applied
28
Granted Patents
US, Canada, Europe, Italy
Clinical Context

The Unmet Need

Cell therapy adoption is accelerating globally, but fibrosis and chronic immunosuppression remain major barriers to scalable clinical implementation.

Immunosuppression limits cell therapy adoption

Chronic immunosuppressive therapy remains a significant barrier to cell-based transplantation. Long-term toxicity, infection risk, and patient burden constrain physician adoption and commercial scalability.

Fibrosis defeats competing encapsulation approaches

The foreign body response has historically been the primary failure mode of encapsulated cell therapy platforms. No competing approach has demonstrated fibrosis resistance and immunosuppressant-free operation in human subjects.

Cell therapy adoption is accelerating

ALTuCELL's platform addresses the two technical barriers that have most constrained clinical implementation.

Transaction Pathways

Open to Multiple Structures

ALTuCELL is currently evaluating strategic transaction pathways with selected counterparties. Transaction economics are available within the data room following NDA execution.

Full IP Acquisition

Acquisition of the full patent portfolio with milestone-based consideration.

Exclusive Licensing Agreement

Exclusive license across all indications. Full economics in the data room.

Strategic Partnership

Strategic partnership and structured transaction discussions.

Partial Asset Transaction

Focused transaction on the most advanced assets. Remaining pipeline available subsequently.

Open to acquisition, licensing, strategic partnership, and co-development discussions. All transaction economics are available within the data room.

ALTuCELL research laboratory
Leadership and Scientific Team

Built on Decades of Transplantation Research

Scientific Leadership
RC
150+
publications
Dr. Riccardo Calafiore, MD
Chief Science Officer

Director, Endocrine Cell Transplant Laboratory, University of Perugia since 1987. Originator of the core IP. 150+ peer-reviewed publications.

GL
53
publications
Dr. Giovanni Luca, MD
Co-Director R&D

20+ years of research. Coordinator, Islet Xenotransplantation and Sertoli Cells Group, University of Perugia.

GB
60+
publications
Dr. Giuseppe Basta, MD
Co-Director R&D

20+ years of research. Pioneer of clinical-grade alginate development.

Executive Leadership
GH
Gary Harlem
CEO and Founder

Founder of ALTuCELL. Led commercialization strategy, IP development, and transaction positioning since inception.

AD
Anthony Joseph Dolisi
COO and Chief Business Development Officer

Former commercial leadership across GSK, Pfizer, and Johnson and Johnson. Global pharmaceutical commercialization and business development.

CK
Clifford Keeling
Chief Commercial Officer

Commercial leadership across Gilead Sciences, Astra USA, and Dupont Pharmaceuticals. Pharmaceutical launch and market access strategy.

Scientific Foundation

Peer-Reviewed Science Behind the Platform

Supported by decades of peer-reviewed transplantation research.

150+
Peer-Reviewed Publications
Under Dr. Riccardo Calafiore
35+
Years of Research
University of Perugia, Italy
4
Human Patients
5-year post-transplant follow-up
28
Granted Patents
US, Canada, Europe, Italy
Human Clinical
Alginate/poly-L-ornithine microcapsules for pancreatic islet transplantation: 5-year follow-up
Calafiore R, Basta G, Luca G, et al. • Transplantation Proceedings • 2011
Key
Human Clinical
Microencapsulated islet allografts in advanced type 1 diabetes: a first in-man study
Calafiore R, Basta G, Luca G, et al. • Diabetes Care • 2006
Key
Clinical Protocol
Standard technical procedures for microencapsulation of human islets for graft into type 1 diabetic patients
Calafiore R, Basta G, Luca G, et al. • Transplantation Proceedings • 2006
Research
Micro-encapsulated Sertoli cells: a new approach to cell and molecular therapy of Type 1 Diabetes
Calafiore R, Basta G, Luca G, et al. • Diabetes/Metabolism Research and Reviews • 2006
Preclinical
Sertoli cells prevent in vitro destruction of co-cultured islet cells from non-obese diabetic mice
Calafiore R, Basta G, Luca G, et al. • Diabetologia • 2001
Research
Transplantation of microencapsulated pancreatic islets containing an insulin gene-expressing vector
Luca G, Calafiore R, Basta G, et al. • Annals of Surgery • 2007
Full publication list and clinical data available upon NDA execution.
Next Steps

Qualified Transaction Inquiry

For strategic acquirers, licensing partners, institutional investors, and life sciences advisors. Qualified counterparties may evaluate.

Data Room Includes
157-page IP Assessment and Valuation Report
All 28 granted patents
Clinical trial data and five-year human follow-up results
Regulatory pathway documentation
Additional diligence materials available upon request
Authorized Agent
Fallingst Technologies LLC
NextGen Technology Advisory and IP Valuation Firm
fallingstcmg.com
Qualified Transaction Inquiry

Additional diligence materials available to qualified counterparties upon NDA execution.