Modified peptide / Material & research guide
FOXO4-DRI
FOXO4-DRI refers to a D-retro-inverso peptide design studied in cellular-senescence research.
Catalog specification — select for your inquirySelected: 10 mg × 10 vials
Nominal catalog options, not a live availability guarantee. Final supply is confirmed in the written quotation.
Material profile
About the material
FOXO4-DRI refers to a D-retro-inverso peptide design studied in cellular-senescence research.
For FOXO4-DRI, the useful starting point is the material identity—not the broad research category. Compare the complete name and supplied form with the reference used by your laboratory.
Confirm residue order, D/L stereochemistry and terminal modifications. Ask for analytical evidence appropriate to the actual peptide design.
Scientific context
Research context
The D-retro-inverso design is part of its identity. A parent FOXO4 protein, an L-peptide or another sequence is not an equivalent reference material.
FOXO4-DRI alleviates age-related testosterone secretion insufficiency by targeting senescent Leydig cells in aged mice.
Aging · 2020 · PMID 31959736
Read the named material, experimental model, controls and limitations in the original paper. This source is scientific background, not a certificate for the offered lot.
Read the primary publication ↗Senolytic Peptide FOXO4-DRI Selectively Removes Senescent Cells From in vitro Expanded Human Chondrocytes.
Frontiers in bioengineering and biotechnology · 2021 · PMID 33996787
Read the named material, experimental model, controls and limitations in the original paper. This source is scientific background, not a certificate for the offered lot.
Read the primary publication ↗For laboratory research use only. Not for human or veterinary use, diagnosis or therapeutic application. No administration or dosing protocol is provided.
Catalog & quotation
Specifications
| Catalog material | FOXO4-DRI |
|---|---|
| Material class | Modified peptide |
| Listed options | 10 mg × 10 vials |
| Identity / supplied form | Confirm residue order, D/L stereochemistry and terminal modifications. Ask for analytical evidence appropriate to the actual peptide design. |
| Identity, purity and content | Request the method, acceptance specification and lot-specific results. Chromatographic purity and net material content are separate measurements. |
| Storage / stability | Follow the written instructions for the actual material and batch. No universal 24-month shelf life or solution stability is assumed. |
Evidence for the offered material
Documents
Confirm document availability for the actual material and lot. A catalog purity target or packaging label is not a released batch result.
Confirm residue order, D/L stereochemistry and terminal modifications. Ask for analytical evidence appropriate to the actual peptide design.
Ask which tests and underlying files are available, what each result measures and which batch it covers. Do not infer a test result from an image or badge.
Match product name, selected specification, lot reference and packaging to the quotation. Ask about any difference before confirming supply.
Before you inquire
Questions
Why do sequence direction and stereochemistry matter?
Confirm residue order, D/L stereochemistry and terminal modifications. Ask for analytical evidence appropriate to the actual peptide design.
What should my FOXO4-DRI inquiry include?
Include the exact material name, the catalog option or required specification, quantity, destination and any documents needed before quotation. Keep nominal amount per container separate from the number of containers.
Does the catalog image confirm the selected specification?
No. It is a catalog illustration. The image may show one variant while the selector lists other options. Use the written quotation and matching batch documents to confirm supply.
Does a paper or an existing report validate every future batch?
No. A paper describes its studied material and model. An analytical report describes a named sample. Confirm the connection between any report and the lot offered for your order.
Catalog content reviewed 26 September 2026. Listed options are from this site's product records. Scientific sources, where shown, describe research context, not batch certification.
Build your FOXO4-DRI inquiry.
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