1. Immunology/Inflammation
  2. PD-1/PD-L1
  3. LP23

LP23 is a non-arylmethylamine PD-1/PD-L1 inhibitor (IC50: 16.7 nM) with anti-tumor activity. LP23 restores immune cell function in HepG2/Jurkat T cells and promotes HepG2 cell death. LP23 is active in vivo in the B16-F10 tumor model (TGI=88.6% at 30 mg/kg).

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LP23

LP23 Chemical Structure

CAS No. : 3008239-25-3

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Description

LP23 is a non-arylmethylamine PD-1/PD-L1 inhibitor (IC50: 16.7 nM) with anti-tumor activity. LP23 restores immune cell function in HepG2/Jurkat T cells and promotes HepG2 cell death. LP23 is active in vivo in the B16-F10 tumor model (TGI=88.6% at 30 mg/kg)[1].

IC50 & Target

IC50: 16.7 nM (PD-L1)[1]

Cellular Effect
Cell Line Type Value Description References
A549 IC50
8.9 μM
Compound: LP23
Antitumor activity against human A549 cells assessed as inhibition of cell growth incubated for 48 hrs by MTT assay
Antitumor activity against human A549 cells assessed as inhibition of cell growth incubated for 48 hrs by MTT assay
[PMID: 37674362]
B16-F10 IC50
> 10 μM
Compound: LP23
Antitumor activity against mouse B16-F10 cells assessed as inhibition of cell growth incubated for 48 hrs by MTT assay
Antitumor activity against mouse B16-F10 cells assessed as inhibition of cell growth incubated for 48 hrs by MTT assay
[PMID: 37674362]
HepG2 IC50
4.32 μM
Compound: LP23
Antitumor immunity against IFNgamma-stimulated human HepG2 cells expressing human PD-L1 co-cultured with PHA-stimulated human Jurkat T cells expressing human PD-1 assessed as reduction in cell viability incubated for 48 hrs by MTT assay
Antitumor immunity against IFNgamma-stimulated human HepG2 cells expressing human PD-L1 co-cultured with PHA-stimulated human Jurkat T cells expressing human PD-1 assessed as reduction in cell viability incubated for 48 hrs by MTT assay
[PMID: 37674362]
MCF7 IC50
7.9 μM
Compound: LP23
Antitumor activity against human MCF7 cells assessed as inhibition of cell growth incubated for 48 hrs by MTT assay
Antitumor activity against human MCF7 cells assessed as inhibition of cell growth incubated for 48 hrs by MTT assay
[PMID: 37674362]
Molecular Weight

505.59

Formula

C27H27N3O5S

CAS No.
SMILES

O=C([C@@H](NCC1=CC(CSC2=NN=C(COC3=C(C)C(C4=CC=CC=C4)=CC=C3)O2)=CC=C1)CO)O

Shipping

Room temperature in continental US; may vary elsewhere.

Storage

Please store the product under the recommended conditions in the Certificate of Analysis.

Purity & Documentation
References
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Help & FAQs
  • Do most proteins show cross-species activity?

    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

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Product Name:
LP23
Cat. No.:
HY-156085
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