FOXO4-DRI Research Reference

Catalog classification, reference sizes, lab math links, and source-backed data. Educational use only — not medical advice.

Researched for: senescent cell apoptosis mechanisms

Longevity Research peptide Lyophilized verified

Also known as: FOXO4 D-retro-inverso, FOXO4DRI

Quick Facts

Reference Sizes
5 mg, 10 mg
Calculator
Preset available
Storage
Lyophilized: store at -20 deg C. After reconstitution: refrigerate 2-8 deg C; verify beyond-use timing against source COA. No human safety data exists - preclinical compound only.
Solubility
Lyophilized; reconstitute in sterile water or PBS

Catalog Description

FOXO4-DRI is a designed retro-inverso D-peptide that disrupts the interaction between FOXO4 and p53, promoting phosphorylated p53 nuclear exclusion and triggering BAX/caspase-3-mediated apoptosis preferentially in senescent cells (sparing proliferating cells). The foundational study (Baar et al., Cell, 2017) used naturally aged mice, chemotherapy-induced senescence models, and a fast-aging XPF-ERCC1-deficient mouse strain, reporting reduced senescent cell markers and faster recovery of physical condition after cytotoxic-agent-induced senescence. Follow-up preclinical work has extended findings to senescent Leydig cells (age-related testosterone insufficiency in aged mice), pulmonary fibrosis models, and in vitro human chondrocytes. All published evidence to date is preclinical (mouse and cell culture); no human trial data exists.

Catalog descriptions reflect research context only. Not a medical claim or treatment recommendation.

Research Profile

Half-Life
Not established in humans
Onset
Cellular and functional effects were assessed over days to weeks in mice
Administration Routes (Research)
Intraperitoneal (IP)

Reported Research Effects

Reported Research Side Effects

Data source: Preclinical senolytic literature

Reflects preclinical/research literature context only. Not a medical claim, dosing instruction, or treatment recommendation.

Route-Specific Research Protocols

Amounts and schedules are separated by administration route. Evidence badges distinguish labels, human studies, preclinical work, community reports, and evidence gaps.

Label / guideline Human study Community only Preclinical only Not established
Intraperitoneal (IP) Preclinical only

5 mg/kg on three consecutive days in each weekly cycle

Frequency / timing
Days one through three
Duration / setting
Three weekly cycles in mice
Technique
IP
Evidence
Preclinical / laboratory study

Context: Baar et al. preclinical mouse study

Route safety: Non-human or laboratory exposure. It cannot be converted into a human dose.

Do not convert an amount between routes. Bioavailability, formulation, sterility, monitoring, and clinical context differ by route. Research-use context only; independently verify every cited source.

Research Interactions

Flagged Avoid / Caution Combinations (Research)

Reflects patterns reported in research/community literature only. Not a safety guarantee, medical advice, or interaction warning for human use.

Research Notes

The protocol is strictly a mouse regimen and must not be interpreted as a human-equivalent schedule. No controlled human trial was located.

Supplementary research context only. Not medical advice or a treatment recommendation.

Sources

Targeted apoptosis of senescent cells restores tissue homeostasis — PubMed (NIH)
https://pubmed.ncbi.nlm.nih.gov/28340339/
FOXO4-DRI in human chondrocytes — PubMed Central (NIH)
https://pmc.ncbi.nlm.nih.gov/articles/PMC8116695/

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Research Use Only. All content is for educational and research reference only. Not medical advice, a treatment recommendation, or guidance on human use. Compounds are not FDA-approved drugs unless specifically noted.

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