---
title: "Box Elder Maple (Acer negundo) IgG4 Test: What It Measures"
description: "It measures IgG4 antibodies to box elder maple to map immune exposure patterns, with Quest-based lab ordering and PocketMD support from Vitals Vault."
canonical: "https://www.vitalsvault.com/biomarkers/box-elder-maple-acer-negundo-igg4"
last-updated: 2026-08-22
---

# Box Elder Maple (Acer negundo) IgG4 Test: What It Measures

> It measures IgG4 antibodies to box elder maple to map immune exposure patterns, with Quest-based lab ordering and PocketMD support from Vitals Vault.

---

Canonical HTML: https://www.vitalsvault.com/biomarkers/box-elder-maple-acer-negundo-igg4
- [llms.txt](https://www.vitalsvault.com/llms.txt)
- [sitemap.xml](https://www.vitalsvault.com/sitemap.xml)
- [Developer portal](https://www.vitalsvault.com/developers)