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Efficient Frontier of Immune Reset

Immune Reset necessarily requires synchronous deep B cell depletion of the peripheral, tissue and memory compartments as well as T cell modulation to prevent autoreactive B cell activation.

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𝛼-CD20 x 𝛼-CD40

A Deceptively Simple Idea with Profound Implications

CD20 & CD40 are validated powerful upstream targets on pathologic B & APC engaging T cells

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Immune Reset

Requires Both Humoral & Cellular Immunomodulation

Co-Expression of CD20 & CD40 in pathogenic autoimmune B cells & APC presentation to T cells is High1

Immune Reset

Safe by Design

α-CD20 x α-CD40 BAb operates inversely to TCE MOA by directly depleting CD20 + B cells & CD40-APCs thus indirectly inhibiting activation, without depletion of CD4+ and CD8+T cells

Safe by design

Pipeline in a Platform

Therapy
Indications
Status

Monoclonal mAb

𝛼-CD40𝛼-CD40
Transplantation &
Multiple Sclerosis
IND-Enabled
IND-Enabled

Bivalent BsAb

𝛼-CD20 x 𝛼-CD40
Autoimmunity (RA, SLE, Sjögren's,MS)
Multiple Sclerosis (RRMS, PPMS, Prevention)
FIH H1 2026
FIH H2 2026

Trispecific TsAb#

𝛼-CD19 x 𝛼-CD20x𝛼-CD40
Oncology /
Autoimmunity
2027

Antibody Legend

𝛼-CD20

𝛼-CD40

Intellectual Property

† DFI 105~2043 Composition of Matter

‡ DFI 205~2048 Composition of Matter

# DFI 305~2050 Composition of Matter

NB: Antibody graphics not representative of actual structure

α-CD20 x α-CD40 BsAb Efficacy PoC First-In-Human Clinical Trials

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