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Labeled Peptides

High-Precision Tagged Peptides for Detection, Imaging, and Quantitative Analysis


Labeled peptides are research peptides modified with detectable tags such as fluorescent dyes, biotin, or stable isotopes for use in imaging, detection, tracking, and quantitative analysis. These peptides are widely used in receptor binding studies, molecular interaction research, peptide localization, and cellular uptake studies. At LinkPeptide, we offer a broad range of labeled peptides, including biotinylated peptides, fluorescent-labeled peptides, and isotope-labeled peptides, designed to support advanced laboratory research with reliable quality and analytical consistency.

Mechanism of Action

Labeled peptides retain their biological activity while incorporating a detectable moiety that enables visualization or quantification. Their functionality typically includes:
  1. Fluorescent signal generation for imaging and binding studies
  2. Affinity-based detection using tags such as biotin
  3. Quantitative analysis through isotope labeling
  4. Monitoring peptide localization and cellular uptake
These capabilities support detailed investigation of molecular interactions, receptor binding, and intracellular dynamics.

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ALM-488

ALM-488

$988.00
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ATTO488-ProTx-I
ATTO488-ProTx-II
BIM, Biotinylated
Biotin-ACTH (1-39), Human

Biotin-ACTH (1-39), Human

$1,885.00
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Biotin-ProTx-I
Cy5-ProTx-I

Cy5-ProTx-I

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Cy5-ProTx-II

Cy5-ProTx-II

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LDV FITC

LDV FITC

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Pam2CSK4 Biotin
Pam3CSK4 Biotin
ProTx-II-Biotin

Applications

Labeled peptides are widely used in:

Cellular Imaging

Visualizing peptide localization, uptake, and distribution within cells

Binding & Interaction Studies

Analyzing receptor–ligand interactions and protein binding dynamics

Flow Cytometry & Fluorescence Assays

Quantifying peptide binding and cellular responses  

Proteomics & Mass Spectrometry

Enabling accurate quantification and tracking of peptides in complex samples

Drug Delivery Research

Monitoring intracellular delivery efficiency and targeting specificity

Why Choose LinkPeptide

  1. High purity and labeling efficiency for accurate experimental results
  2. Wide selection of labeling options and conjugation chemistries
  3. Custom labeling services tailored to specific research needs
  4. Comprehensive analytical validation for quality assurance
Our labeled peptides are optimized for sensitivity, stability, and reproducibility across a wide range of experimental conditions.

Supporting Resources

  1. Choosing the Right Label for Peptide Studies
  2. Fluorescent Peptides in Cellular Imaging
  3. Advances in Quantitative Peptide Analysis
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