Fluorescent-labeled Peptides

FITC-Ahx Gly Arg Gly Asp Ser Pro is a GRGDSP (HY-P0290) coupled to FITC. GRGDSP is an integrin inhibitor that can inhibit the adherence of tumor cells to endothelial cells of blood vessels and limit its metastasis.

APO-15 is a phosphatidylserine-binding fluorescent probe and apoptosis imaging reagent. APO-15 exhibits high chemical stability under proteolytic and oxidative conditions, enables quantification and imaging of drug-induced apoptosis in preclinical mouse models, and is applicable to fixed tissue samples and multiple in vivo administration routes (Ex = 488 nm; Em = 525 nm). APO-15 can be used in studies related to acute lung injury and breast cancer.

FAM-SAMS TFA is a 5-FAM (HY-66022) labeled SAMS (HY-P0136). SAMS peptide is a specific substrate for the AMP-activated protein kinase (AMPK).

BAD (103-127) (human), FAM-labeled TFA is a FAM-labeled human BAD (103-127) (HY-P2468). BAD (103-127) (human) TFA, the 25-mer Bad peptide, is derived from the BH3 domain of BAD and can antagonize the function of Bcl-xL.

BAD (103-127) (human), FAM-labeled is a FAM-labeled human BAD (103-127) (HY-P2468). BAD (103-127) (human), the 25-mer Bad peptide, is derived from the BH3 domain of BAD and can antagonize the function of Bcl-xL.

FITC-labeled Keap1-Nrf2 probe is a fluorescent probe targeting the Keap1-Nrf2 protein-protein interaction. FITC-labeled Keap1-Nrf2 probe binds to the Kelch domain of Keap1 and serves as a tracer probe in fluorescence polarization assays to detect the Keap1-Nrf2 protein interaction and its inhibitors. FITC-labeled Keap1-Nrf2 probe is applicable to studies related to Keap1-Nrf2 PPI, Nrf2 signaling and oxidative stress.

(Arg)9,TAMRA-labeled is a TAMRA-labeled cell permeable peptide. (Arg)9 is a cell-permeable peptide used for drug delivery.

6-FAM-AEEAc-Stichodactyla helianthus Neurotoxin (ShK) TFA (6-FAM-AEEAC-SHK TFA) is a peptide neurotoxin conjugated with a fluorescent marker. 6-FAM-AEEAc-Stichodactyla helianthus Neurotoxin (ShK) TFA can block voltage-gated potassium channels (kv1.1 and kv1.2) to prolong the duration of action potentials, thereby affecting the conduction of neural signals. 6-FAM-AEEAc-Stichodactyla helianthus Neurotoxin (ShK) TFA can be used in neuroscience research.

FITC-β-Ala-β-Amyloid (25-35) is a fluorescent product labeled by FITC that can be used in Alzheimer's disease research.

FAM-SAMS is a 5-FAM (HY-66022) labeled SAMS (HY-P0136). SAMS peptide is a specific substrate for the AMP-activated protein kinase (AMPK).

FITC-β-Ala-Amyloid β-Protein (1-42) is a FITC tagged Aβ1-42 peptide. Aβ1-42 plays a key role in the pathogenesis of Alzheimer’s disease.

FITC-OVA (323-339) is a biological active peptide. (FITC labeled HY-P0286)

FITC-Tuftsin is a fluorescent probe and a Tuftsin (HY-P0240) receptor ligand that enters macrophages via receptor-mediated internalization, and its uptake is enhanced under Lipopolysaccharides, from E. coli O111:B4 (LPS) (HY-D1056A1)-stimulated macrophage activation. FITC-Tuftsin is used for the study of macrophage-mediated inflammation.

Kemptide-FITC is a fluorescently labeled Kemptide (HY-P0248). Kemptide is a synthetic heptapeptide that acts as a specific substrate for cAMP-dependent protein kinase (PKA). Kemptide-FITC enables the quantification of PKA activity and can also indirectly determine cAMP concentrations through the activation of PKA in sperm insoluble fractions. Kemptide-FITC is applicable for kinase mobility shift assay (KiMSA), and its fluorescent signal shows a linear response with increasing peptide amount within a specific range on agarose gels.

FAHF is a polypeptide-based dual-signal fluorescent colorimetric probe synthesized by conjugating the 5-carboxyfluorescein (5-FAM) (HY-66022) fluorophore to the Ala-His-Phe-NH₂ tripeptide backbone. FAHF achieves highly selective recognition of Cu²⁺ via fluorescence quenching and colorimetric change. The FAHF-Cu²⁺ complex responds to Glyphosate (HY-B0863) based on the displacement effect, resulting in fluorescence enhancement and a visually distinguishable color change. FAHF can penetrate cell membranes to enable cascade detection of copper (II) and glyphosate in living cells, and it can also be combined with smartphone RGB analysis for semi-quantitative identification.

VCAM1 binding peptide, FITC labeled acetate is a FITC-labeled VCAM1 binding peptide acetate (HY-P11088A). VCAM1 binding peptide acetate is a VCAM1 binder with internalization activity. VCAM1 binding peptide acetate serves as a component of biosensing systems for visualizing in vitro VCAM1 endocytic pathways. VCAM1 binding peptide acetate forms the research and development basis for MacroP and NAMP, PET radiotracers targeting VCAM1. VCAM1 binding peptide acetate is applicable to studies related to atherosclerosis.

Cyclo (Val-Val-Ile-d-Ala-Trp (Bodipy)-Gly) is a cyclic peptide-BODIPY conjugate. Cyclo (Val-Val-Ile-d-Ala-Trp (Bodipy)-Gly) detects prefibrillar Aβ_1-42 aggregates in neuronal cells, generating perinuclear punctate fluorescent spots. Cyclo (Val-Val-Ile-d-Ala-Trp (Bodipy)-Gly) is applicable to Alzheimer's disease-related research.

TPE-GGH is a water-soluble aggregation-induced emission (AIE)-active fluorescent probe composed of tetraphenylethylene (TPE)-modified tripeptide (Gly-Gly-His-NH₂). TPE-GGH detects Cu²⁺ with high selectivity and sensitivity, with a limit of detection of 28.5 nM. TPE-GGH exhibits low toxicity and favorable membrane permeability, and can be used for Cu²⁺ imaging in living cells (LLC) and zebrafish, as well as for Cu²⁺ detection in environmental water samples and semi-quantitative analysis via portable test strips/smartphone RGB technology.

Cy5-β-Amyloid (42-1), human is a Cy5 fluorescently-labelled β-Amyloid (42-1, human) peptide (λ_ex= 633 nm and λ_em= 670 nm). β-Amyloid (42-1), human is the inactive form of Amyloid β Peptide (1-42). Its active form, β-Amyloid (1-42), may play a key role in the pathogenesis of Alzheimer's disease.

CY5-β-Amyloid (1-42), (rat/mouse) (CY5-Ahx-Amyloid β-peptide (1-42) (rat/mouse)) is a far-red fluorescent dye Cy5-labeled β-Amyloid (1-42), (rat/mouse) (HY-P1388) (Ex/Em ≈ 651 nm/670 nm). CY5-β-Amyloid (1-42), (rat/mouse) can be used in the basic research of Alzheimer's disease (AD) and related neurodegenerative diseases to monitor the aggregation, distribution and interaction of Aβ peptide segments in real time.