5-FAM-β-Amyloid (1-42), human：a fluorescently labeled amyloid-β peptide. Amyloid-β (1-42) (Aβ42) peptide is the primary form of Aβ found in amyloid plaques in postmortem cerebral cortex from patients

TGF-β 3, Human： a member of a TGF -β superfamily which is defined by their structural and functional similarities.

IL-4, Human：is a pleiotropic cytokine regulates diverse T and B cell responses including cell proliferation, survival

TGF-β1, Human：is one of three closely related mammalian members of the large TGF-β1 superfamily that share a characteristic cystine knot structure.

PD-1 Fc Chimera, Mouse：Programmed cell death protein 1, also known as PD-1 and CD279 (cluster of differentiation 279) or PDCD1, is a protein that in humans is encoded by the PDCD1 gene.

TNF-α, Human：Tumor Necrosis Factor-alpha (TNF-a) is a homotrimer with a subunit molecular mass of 17.3 kDa.