^BOSTON, May 28, 2026 (GLOBE NEWSWIRE) — Fortis Life Sciences today announces the

Introducing the AbNano (https://www.fortislife.com/products/anti-nk-cell-vhh-

library)(®) (https://www.fortislife.com/products/anti-nk-cell-vhh-library) VHH

Anti-NK cell library (https://www.fortislife.com/products/anti-nk-cell-vhh-

library), a first-class repertoire of peripheral natural materials

Single domain antibodies (VHH) obtained from killer cells (NK cells).

translational and therapeutic applications related to complex NK

Target receptor systems. The identification and development of antibodies in

NK cell systems are heterogeneous due to the complexity of the receptors

Expression patterns and the dynamic functional states are a technical one

challenge.

Natural killer cells are advancing in cancer immunotherapy and research

Immune-mediated diseases are increasingly coming into focus because they are a central

play a role in immune surveillance and have great potential for the

Next generation cell manipulation and biological strategies

offer. Compact VHH domains may have advantages in conformational or heavy

provide accessible NK-associated target molecules that are suitable for conventional

Antibody formats are problematic.

The AbNano VHH anti-NK cell library addresses these challenges

a natural repertoire tailored to the biology of NK cells

obtained single domain antibodies. The library made from organic

relevant starting material of peripheral NK cells and with regard to them

broad sequence and structural diversity has been characterized, offers academic

and biopharmaceutical teams a differentiated starting point for the

Identification of binding sites, the evaluation of target molecules, the assay

Development and downstream technical workflows.

Internal validation studies identified binding sites on several NK

associated target molecules, including CD56

(https://www.fortislife.com/products/primary-antibodies/rabbit-anti-ncam-1-cd56-

recombinant-monoclonal-antibody-blr152j/BETHYL-A700-152), CD8a

(https://www.fortislife.com/products/primary-antibodies/rabbit-anti-cd8-alpha-

recombinant-monoclonal-antibody-blr044f/BETHYL-A700-044) and NKp46

(https://www.fortislife.com/products/primary-antibodies/rabbit-anti-ncr1-nkp46-

recombinant-monoclonal-antibody-blr309m/BETHYL-A700-309), which is used in

Target molecules with different biological functions and

underpinned by expression patterns.

?NK-associated receptor systems can be identified using conventional research approaches

“Inherently difficult to study,” said Chris Woodward, senior director for

Antibody solutions at Fortis Life Sciences.?Specialized repertoires that

based on biologically relevant source material, researchers and

Helping therapeutics developers create binding molecules against immune targets

to efficiently identify what may be the development of targeted

Immune cell therapies and biologics for cancers and complex

could accelerate immune diseases.”

The launch is the third addition to the growing AbNano(®) range

Portfolios. Similar to other AbNano libraries

(https://www.fortislife.com/products/libraries) it is independent

research product or as part of tailor-made VHH

Discovery Services (https://www.fortislife.com/vhh-discovery)

available, the development of screening strategies, the selection using

Phage display, sequencing analyses, hit triage, conversion

into recombinant formats as well as support in early stages

Include lead substance development.

For more information, visit fortislife.com/products/anti-nk-cell-vhh-

library (https://www.fortislife.com/products/anti-nk-cell-vhh-library)

About Fortis Life Sciences

The company Fortis Life Sciences was founded in 2020

(https://www.fortislife.com/) brings together specialized life science companies

such as Abcore, Arista Biologicals, Bethyl Laboratories, Empirical Bioscience, IPOC,

nanoComposix and Vector Biolabs to help companies lead the way

from research to market launch faster, more continuously and

to proceed in a more controlled manner. By providing high quality products,

tailored services and in-depth technical expertise

Fortis supports its partners in development, validation and

Producing proprietary solutions for complex scientific and

operational requirements. Fortis serves companies worldwide through a

ever-growing global presence, including several cGMP compliant

Production facilities include ISO 13485 certified. More

Information can be found at fortislife.com.

Press contact:

Nick Bartosik

Marketing Specialist

Fortis Life Sciences

[email protected] (mailto:[email protected])

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